Page 1
FR ft 11lHt (iTh
H.f
T1I 1,ckJ I &
STATE COUNCIL OF EDUCATIONAL RESEARCH AND TRAINING (S.C.E.R.T.)
PUNJAB, MOHALI
• ciir V
;Fr
1ftf%p1T
2018
National Talent Search Examination 2018
State Level Test - 2018
d'i-I l4Udl
1fpjT
- 2018
iT (Class X)
SCHOLASTIC APTITUDE TEST
ff 1fjT
Time: 2 hours
Max. Marks: 100
FIHt:2 UI?
'I: 100
Instructions for candidates:
I. This exam relates to Scholastic Aptitude Test.
2. It consists of questions related to Science,
Mathematics and Social Science.
3. Each question carries one mark. All questions
are compulsory.
1.
f~ FU lff44frf
dIrH1g I
2.
p4TT gd V?fi-f?fl
3. U fPR I Fr- 'd URF:RUt U?T I
4. You have been provided with an answer sheet 4. cJ' fëT W-W i.fr 91ft Q'ii ff? ie•:fl
(OMR) for this question paper. Darken the U IQ.d Are ('H rcTJ Tft Qd
correct option of each question in the answer tcJH' I
sheet (OMR) with black/blue ball pen. 'I
5 ft1 if
jT t T
W Hc I
5. Rough work may be done on the blank space
provided for this purpose. 6. ftr i.fffpp WV f~e- -BH ZI (u1.) H91cdI
6. There is no negative marking in this test.
7. Do not use white fluid on OM.RAnswer Sheet.
8. Half an hour extra should be given to visually
impaired candidates only.
7. fr . 'br. WTU
.
Qi1 vfta d8ow
.
ift
dtWI
8. We 0 cJle
TftPe1d1' I
Page 2
FR ft 11lHt (iTh
H.f
T1I 1,ckJ I &
STATE COUNCIL OF EDUCATIONAL RESEARCH AND TRAINING (S.C.E.R.T.)
PUNJAB, MOHALI
• ciir V
;Fr
1ftf%p1T
2018
National Talent Search Examination 2018
State Level Test - 2018
d'i-I l4Udl
1fpjT
- 2018
iT (Class X)
SCHOLASTIC APTITUDE TEST
ff 1fjT
Time: 2 hours
Max. Marks: 100
FIHt:2 UI?
'I: 100
Instructions for candidates:
I. This exam relates to Scholastic Aptitude Test.
2. It consists of questions related to Science,
Mathematics and Social Science.
3. Each question carries one mark. All questions
are compulsory.
1.
f~ FU lff44frf
dIrH1g I
2.
p4TT gd V?fi-f?fl
3. U fPR I Fr- 'd URF:RUt U?T I
4. You have been provided with an answer sheet 4. cJ' fëT W-W i.fr 91ft Q'ii ff? ie•:fl
(OMR) for this question paper. Darken the U IQ.d Are ('H rcTJ Tft Qd
correct option of each question in the answer tcJH' I
sheet (OMR) with black/blue ball pen. 'I
5 ft1 if
jT t T
W Hc I
5. Rough work may be done on the blank space
provided for this purpose. 6. ftr i.fffpp WV f~e- -BH ZI (u1.) H91cdI
6. There is no negative marking in this test.
7. Do not use white fluid on OM.RAnswer Sheet.
8. Half an hour extra should be given to visually
impaired candidates only.
7. fr . 'br. WTU
.
Qi1 vfta d8ow
.
ift
dtWI
8. We 0 cJle
TftPe1d1' I
- .. A body is thrown vertically upwards against
gravity alone with velocity V. The greatest
height 'h' to which it will rise and time taken 't' to
attain this height is given by
(1) u,2u (2) u,u
2g g g g
(3) 112
2u (4) u 2 u
g g 2gg
2. What is the equivalent resistance between A and
B.
• 2Q
A i AAAAAi
If
(1) 16 (2) la..
(3) 71 (4) 3Q
3. A lady is standing in front of a magic mirror. She
finds the image of her head bigger, the middle
portion of her body of same size and that of legs
smaller. Which of the following is the correct
order of combination for the magic mirror from
the top.
(1) Plane, Convex, Concave
(2) Convex, Plane, Concave
(3) Plane, Concave, Convex
(4) Concave, Plane, Convex
4. An electric Kettle consumes 1 KW of electric
power when operated at 220 V. A fuse wire of
what rating must be used for it.
(1) IA (2) 2A
(3) 5A • (4) • 4A
1. ft i' ifu fju ftffi
Qv1 :3tktjd: 9 7&UITIW't'
ri
(1) u,2u (2) u,u
2g g • g g
(3) (4) u 2 u
g g 2gg
2. AB Iic'd qfdU tcJdI' I
2Q
B
-'------A---
(1)
16 (2) 1
(3) 72 (4) 3
3. f f rPl YPN 1t I I @WE ftr
T
1 1i E', R Wt1 uTaTur 1d'1d
RU f t r tIt1
eUIRF
4T
fia' ffccj HTh?
(1)
(2)
(3)
(4)
4. t7a 1i,1 & 220V wfcr Rh eT
Zrtft 1 KW N B A
.
t f9i-i 3rff fErr 'cjlel
ri
(1) 1A (2) 2A
(3) 5A (4) 4A
- ---•- --• -•------- -.
Page 3
FR ft 11lHt (iTh
H.f
T1I 1,ckJ I &
STATE COUNCIL OF EDUCATIONAL RESEARCH AND TRAINING (S.C.E.R.T.)
PUNJAB, MOHALI
• ciir V
;Fr
1ftf%p1T
2018
National Talent Search Examination 2018
State Level Test - 2018
d'i-I l4Udl
1fpjT
- 2018
iT (Class X)
SCHOLASTIC APTITUDE TEST
ff 1fjT
Time: 2 hours
Max. Marks: 100
FIHt:2 UI?
'I: 100
Instructions for candidates:
I. This exam relates to Scholastic Aptitude Test.
2. It consists of questions related to Science,
Mathematics and Social Science.
3. Each question carries one mark. All questions
are compulsory.
1.
f~ FU lff44frf
dIrH1g I
2.
p4TT gd V?fi-f?fl
3. U fPR I Fr- 'd URF:RUt U?T I
4. You have been provided with an answer sheet 4. cJ' fëT W-W i.fr 91ft Q'ii ff? ie•:fl
(OMR) for this question paper. Darken the U IQ.d Are ('H rcTJ Tft Qd
correct option of each question in the answer tcJH' I
sheet (OMR) with black/blue ball pen. 'I
5 ft1 if
jT t T
W Hc I
5. Rough work may be done on the blank space
provided for this purpose. 6. ftr i.fffpp WV f~e- -BH ZI (u1.) H91cdI
6. There is no negative marking in this test.
7. Do not use white fluid on OM.RAnswer Sheet.
8. Half an hour extra should be given to visually
impaired candidates only.
7. fr . 'br. WTU
.
Qi1 vfta d8ow
.
ift
dtWI
8. We 0 cJle
TftPe1d1' I
- .. A body is thrown vertically upwards against
gravity alone with velocity V. The greatest
height 'h' to which it will rise and time taken 't' to
attain this height is given by
(1) u,2u (2) u,u
2g g g g
(3) 112
2u (4) u 2 u
g g 2gg
2. What is the equivalent resistance between A and
B.
• 2Q
A i AAAAAi
If
(1) 16 (2) la..
(3) 71 (4) 3Q
3. A lady is standing in front of a magic mirror. She
finds the image of her head bigger, the middle
portion of her body of same size and that of legs
smaller. Which of the following is the correct
order of combination for the magic mirror from
the top.
(1) Plane, Convex, Concave
(2) Convex, Plane, Concave
(3) Plane, Concave, Convex
(4) Concave, Plane, Convex
4. An electric Kettle consumes 1 KW of electric
power when operated at 220 V. A fuse wire of
what rating must be used for it.
(1) IA (2) 2A
(3) 5A • (4) • 4A
1. ft i' ifu fju ftffi
Qv1 :3tktjd: 9 7&UITIW't'
ri
(1) u,2u (2) u,u
2g g • g g
(3) (4) u 2 u
g g 2gg
2. AB Iic'd qfdU tcJdI' I
2Q
B
-'------A---
(1)
16 (2) 1
(3) 72 (4) 3
3. f f rPl YPN 1t I I @WE ftr
T
1 1i E', R Wt1 uTaTur 1d'1d
RU f t r tIt1
eUIRF
4T
fia' ffccj HTh?
(1)
(2)
(3)
(4)
4. t7a 1i,1 & 220V wfcr Rh eT
Zrtft 1 KW N B A
.
t f9i-i 3rff fErr 'cjlel
ri
(1) 1A (2) 2A
(3) 5A (4) 4A
- ---•- --• -•------- -.
I,
5. A person cannot see obccts distinctly kept
beyond 2m. This defect can be corrected by the
which type of the lens and of what power of its.
(1) Convex Lens ± 0.5 D
(2) Concave Lens, +0.5 D
(3) Convex Lens, - 0.2 D
(4) Concave Lens. - 0.5 D
6. Action and Reaction according to Newton's third
law act on.
(1) Same body in opposite direction.
(2) Different bodies in same direction.
(3) Different bodies in opposite direction.
(4) Same body in same direction
7. A passenger, in a moving bus tosses a coin which
falls behind him. It means that motion of the bus
is:
(I) Uniform
(2) Accelerated
(3) Retarded
(4) Circular motion
8. A current of 2 amp is drawn by a filament by an
electric bulb. No. of electrons passing through a
cross section of the filament in 8 seconds would
be approximately.
(I)
10 (2) 1027
(3) 1032 (4) 1040
9. The voltage can be written as:
(I) Work done
x
charge
x
time
(2) Work done
X
time
Current
(3) Work done
Current
x
time
(4) Work done
x
charge
1 0. Tile strength of magnetic field inside a long
current carrying straight solenoid is
(1) Minimum ill the middle
(2) More at the ends than at the centre
(3) Same at all points
(4) Found to increase from one end to the
other.
5.
f) if 2m fBvrrT1
ftw (1) Qi?r. + 0.5 D (2) 4r q3F ,+0.5D
• (3) @UF7t -0.2D
(4) -0.5D
6. fó Qo 31R
ft.ç <irj ' ffr
(1) f B
(2)
(3) r' rH&
'
fZfB Tf.
(4)
7. feBr fieV 1i'
1i11dIt'
(1)
(2)
(3)
(4)
8. ffzr fit4 fW? 2 Amp I
8 H fci e fr QTr4 fwz f ftt f o zw
tv
(1) 1020 (2) 1027
(3)
1032 (4) 1041
9. fT:
(1) 110('di1
X
UrdFr x FW
(2) x RW
(3)
X
HH'
(4) x uraTr
10. f f?'joi H -8 6. N d
fj
(1)
(2)
(3)
(4)
Page 4
FR ft 11lHt (iTh
H.f
T1I 1,ckJ I &
STATE COUNCIL OF EDUCATIONAL RESEARCH AND TRAINING (S.C.E.R.T.)
PUNJAB, MOHALI
• ciir V
;Fr
1ftf%p1T
2018
National Talent Search Examination 2018
State Level Test - 2018
d'i-I l4Udl
1fpjT
- 2018
iT (Class X)
SCHOLASTIC APTITUDE TEST
ff 1fjT
Time: 2 hours
Max. Marks: 100
FIHt:2 UI?
'I: 100
Instructions for candidates:
I. This exam relates to Scholastic Aptitude Test.
2. It consists of questions related to Science,
Mathematics and Social Science.
3. Each question carries one mark. All questions
are compulsory.
1.
f~ FU lff44frf
dIrH1g I
2.
p4TT gd V?fi-f?fl
3. U fPR I Fr- 'd URF:RUt U?T I
4. You have been provided with an answer sheet 4. cJ' fëT W-W i.fr 91ft Q'ii ff? ie•:fl
(OMR) for this question paper. Darken the U IQ.d Are ('H rcTJ Tft Qd
correct option of each question in the answer tcJH' I
sheet (OMR) with black/blue ball pen. 'I
5 ft1 if
jT t T
W Hc I
5. Rough work may be done on the blank space
provided for this purpose. 6. ftr i.fffpp WV f~e- -BH ZI (u1.) H91cdI
6. There is no negative marking in this test.
7. Do not use white fluid on OM.RAnswer Sheet.
8. Half an hour extra should be given to visually
impaired candidates only.
7. fr . 'br. WTU
.
Qi1 vfta d8ow
.
ift
dtWI
8. We 0 cJle
TftPe1d1' I
- .. A body is thrown vertically upwards against
gravity alone with velocity V. The greatest
height 'h' to which it will rise and time taken 't' to
attain this height is given by
(1) u,2u (2) u,u
2g g g g
(3) 112
2u (4) u 2 u
g g 2gg
2. What is the equivalent resistance between A and
B.
• 2Q
A i AAAAAi
If
(1) 16 (2) la..
(3) 71 (4) 3Q
3. A lady is standing in front of a magic mirror. She
finds the image of her head bigger, the middle
portion of her body of same size and that of legs
smaller. Which of the following is the correct
order of combination for the magic mirror from
the top.
(1) Plane, Convex, Concave
(2) Convex, Plane, Concave
(3) Plane, Concave, Convex
(4) Concave, Plane, Convex
4. An electric Kettle consumes 1 KW of electric
power when operated at 220 V. A fuse wire of
what rating must be used for it.
(1) IA (2) 2A
(3) 5A • (4) • 4A
1. ft i' ifu fju ftffi
Qv1 :3tktjd: 9 7&UITIW't'
ri
(1) u,2u (2) u,u
2g g • g g
(3) (4) u 2 u
g g 2gg
2. AB Iic'd qfdU tcJdI' I
2Q
B
-'------A---
(1)
16 (2) 1
(3) 72 (4) 3
3. f f rPl YPN 1t I I @WE ftr
T
1 1i E', R Wt1 uTaTur 1d'1d
RU f t r tIt1
eUIRF
4T
fia' ffccj HTh?
(1)
(2)
(3)
(4)
4. t7a 1i,1 & 220V wfcr Rh eT
Zrtft 1 KW N B A
.
t f9i-i 3rff fErr 'cjlel
ri
(1) 1A (2) 2A
(3) 5A (4) 4A
- ---•- --• -•------- -.
I,
5. A person cannot see obccts distinctly kept
beyond 2m. This defect can be corrected by the
which type of the lens and of what power of its.
(1) Convex Lens ± 0.5 D
(2) Concave Lens, +0.5 D
(3) Convex Lens, - 0.2 D
(4) Concave Lens. - 0.5 D
6. Action and Reaction according to Newton's third
law act on.
(1) Same body in opposite direction.
(2) Different bodies in same direction.
(3) Different bodies in opposite direction.
(4) Same body in same direction
7. A passenger, in a moving bus tosses a coin which
falls behind him. It means that motion of the bus
is:
(I) Uniform
(2) Accelerated
(3) Retarded
(4) Circular motion
8. A current of 2 amp is drawn by a filament by an
electric bulb. No. of electrons passing through a
cross section of the filament in 8 seconds would
be approximately.
(I)
10 (2) 1027
(3) 1032 (4) 1040
9. The voltage can be written as:
(I) Work done
x
charge
x
time
(2) Work done
X
time
Current
(3) Work done
Current
x
time
(4) Work done
x
charge
1 0. Tile strength of magnetic field inside a long
current carrying straight solenoid is
(1) Minimum ill the middle
(2) More at the ends than at the centre
(3) Same at all points
(4) Found to increase from one end to the
other.
5.
f) if 2m fBvrrT1
ftw (1) Qi?r. + 0.5 D (2) 4r q3F ,+0.5D
• (3) @UF7t -0.2D
(4) -0.5D
6. fó Qo 31R
ft.ç <irj ' ffr
(1) f B
(2)
(3) r' rH&
'
fZfB Tf.
(4)
7. feBr fieV 1i'
1i11dIt'
(1)
(2)
(3)
(4)
8. ffzr fit4 fW? 2 Amp I
8 H fci e fr QTr4 fwz f ftt f o zw
tv
(1) 1020 (2) 1027
(3)
1032 (4) 1041
9. fT:
(1) 110('di1
X
UrdFr x FW
(2) x RW
(3)
X
HH'
(4) x uraTr
10. f f?'joi H -8 6. N d
fj
(1)
(2)
(3)
(4)
1
11. in which of the following situations the distance
ii. -- ffu,r' f f HI f f
moved and the magnitude of displacement are -
• equal?
(1) f
(1) A Pendulum is moving to and fro
(2)
(2) Moon is revolving around the earth . -
WHdId'Q
(3) A
boy:is
sitting in moving merry go round
(4) A bus is moving on a straight road.
(4
12. Ocean thermal energy is due to:
12.
(1) Energy stored by waves in the ocean
(1)
(2) Pressure difference at different levels in
the ocean.
(2)
T)[T )
(3) Tides arising out in the ocean
(3)
(4) Temperature difference at different levels
in the oceans.
(4) t1_ 3 3TUHTT)F
-
13. The major problem in harnessing nuclear
13.
• Energyishowto:
T
fE- -Jf --
(1) Split nucleus (1) f1c' I
(2) Sustain the reaction
(2) faQ 51
(3) Dispose off spent fuel safely
(3)
(4) Convert nuclear energy into electrical
(4) -w f
energy
14. Calculate the number of atoms in 0.2 mole of
14. #9T4fK 0 1dñe (Nak),) 0. 2
Sodium Carbonate (NaCO).
(1) 7.2264x I033atorns
(l) 7.22b4x 10
(2) 12.044x 10 2 atoms (2) 12.044x I014W
(3) 6.022x
1023
atoms
(3) 6.022x 10'qw
(4) 1.505x 10
2
atoms
(4) 1.505x 10 23 14W
15. Which of the following radioactive isotope is
15. 1m1H9'10
used in the treatment of Cancer?
.
(I) Iodine —131 . •
(2) Uranium-235
(1) vrc10-131
(3) Sodium —24
(2) fl}{-235
-
(4) Cobalt —60
(3) 1P)1W24
(4) rs-6O
16. In the given reaction the oxidizing agent is
16. f rf flTf VHd1o1cJ'
Br1+2V- 0, 2Br+L
Br. + 2F —* 2B( rJ,
(1)
(Br,) (2) (I)
(1)
(Br,)
(2) (I)
(3) (Br) (4) (12)
(3) (B()
(4) (1)
Page 5
FR ft 11lHt (iTh
H.f
T1I 1,ckJ I &
STATE COUNCIL OF EDUCATIONAL RESEARCH AND TRAINING (S.C.E.R.T.)
PUNJAB, MOHALI
• ciir V
;Fr
1ftf%p1T
2018
National Talent Search Examination 2018
State Level Test - 2018
d'i-I l4Udl
1fpjT
- 2018
iT (Class X)
SCHOLASTIC APTITUDE TEST
ff 1fjT
Time: 2 hours
Max. Marks: 100
FIHt:2 UI?
'I: 100
Instructions for candidates:
I. This exam relates to Scholastic Aptitude Test.
2. It consists of questions related to Science,
Mathematics and Social Science.
3. Each question carries one mark. All questions
are compulsory.
1.
f~ FU lff44frf
dIrH1g I
2.
p4TT gd V?fi-f?fl
3. U fPR I Fr- 'd URF:RUt U?T I
4. You have been provided with an answer sheet 4. cJ' fëT W-W i.fr 91ft Q'ii ff? ie•:fl
(OMR) for this question paper. Darken the U IQ.d Are ('H rcTJ Tft Qd
correct option of each question in the answer tcJH' I
sheet (OMR) with black/blue ball pen. 'I
5 ft1 if
jT t T
W Hc I
5. Rough work may be done on the blank space
provided for this purpose. 6. ftr i.fffpp WV f~e- -BH ZI (u1.) H91cdI
6. There is no negative marking in this test.
7. Do not use white fluid on OM.RAnswer Sheet.
8. Half an hour extra should be given to visually
impaired candidates only.
7. fr . 'br. WTU
.
Qi1 vfta d8ow
.
ift
dtWI
8. We 0 cJle
TftPe1d1' I
- .. A body is thrown vertically upwards against
gravity alone with velocity V. The greatest
height 'h' to which it will rise and time taken 't' to
attain this height is given by
(1) u,2u (2) u,u
2g g g g
(3) 112
2u (4) u 2 u
g g 2gg
2. What is the equivalent resistance between A and
B.
• 2Q
A i AAAAAi
If
(1) 16 (2) la..
(3) 71 (4) 3Q
3. A lady is standing in front of a magic mirror. She
finds the image of her head bigger, the middle
portion of her body of same size and that of legs
smaller. Which of the following is the correct
order of combination for the magic mirror from
the top.
(1) Plane, Convex, Concave
(2) Convex, Plane, Concave
(3) Plane, Concave, Convex
(4) Concave, Plane, Convex
4. An electric Kettle consumes 1 KW of electric
power when operated at 220 V. A fuse wire of
what rating must be used for it.
(1) IA (2) 2A
(3) 5A • (4) • 4A
1. ft i' ifu fju ftffi
Qv1 :3tktjd: 9 7&UITIW't'
ri
(1) u,2u (2) u,u
2g g • g g
(3) (4) u 2 u
g g 2gg
2. AB Iic'd qfdU tcJdI' I
2Q
B
-'------A---
(1)
16 (2) 1
(3) 72 (4) 3
3. f f rPl YPN 1t I I @WE ftr
T
1 1i E', R Wt1 uTaTur 1d'1d
RU f t r tIt1
eUIRF
4T
fia' ffccj HTh?
(1)
(2)
(3)
(4)
4. t7a 1i,1 & 220V wfcr Rh eT
Zrtft 1 KW N B A
.
t f9i-i 3rff fErr 'cjlel
ri
(1) 1A (2) 2A
(3) 5A (4) 4A
- ---•- --• -•------- -.
I,
5. A person cannot see obccts distinctly kept
beyond 2m. This defect can be corrected by the
which type of the lens and of what power of its.
(1) Convex Lens ± 0.5 D
(2) Concave Lens, +0.5 D
(3) Convex Lens, - 0.2 D
(4) Concave Lens. - 0.5 D
6. Action and Reaction according to Newton's third
law act on.
(1) Same body in opposite direction.
(2) Different bodies in same direction.
(3) Different bodies in opposite direction.
(4) Same body in same direction
7. A passenger, in a moving bus tosses a coin which
falls behind him. It means that motion of the bus
is:
(I) Uniform
(2) Accelerated
(3) Retarded
(4) Circular motion
8. A current of 2 amp is drawn by a filament by an
electric bulb. No. of electrons passing through a
cross section of the filament in 8 seconds would
be approximately.
(I)
10 (2) 1027
(3) 1032 (4) 1040
9. The voltage can be written as:
(I) Work done
x
charge
x
time
(2) Work done
X
time
Current
(3) Work done
Current
x
time
(4) Work done
x
charge
1 0. Tile strength of magnetic field inside a long
current carrying straight solenoid is
(1) Minimum ill the middle
(2) More at the ends than at the centre
(3) Same at all points
(4) Found to increase from one end to the
other.
5.
f) if 2m fBvrrT1
ftw (1) Qi?r. + 0.5 D (2) 4r q3F ,+0.5D
• (3) @UF7t -0.2D
(4) -0.5D
6. fó Qo 31R
ft.ç <irj ' ffr
(1) f B
(2)
(3) r' rH&
'
fZfB Tf.
(4)
7. feBr fieV 1i'
1i11dIt'
(1)
(2)
(3)
(4)
8. ffzr fit4 fW? 2 Amp I
8 H fci e fr QTr4 fwz f ftt f o zw
tv
(1) 1020 (2) 1027
(3)
1032 (4) 1041
9. fT:
(1) 110('di1
X
UrdFr x FW
(2) x RW
(3)
X
HH'
(4) x uraTr
10. f f?'joi H -8 6. N d
fj
(1)
(2)
(3)
(4)
1
11. in which of the following situations the distance
ii. -- ffu,r' f f HI f f
moved and the magnitude of displacement are -
• equal?
(1) f
(1) A Pendulum is moving to and fro
(2)
(2) Moon is revolving around the earth . -
WHdId'Q
(3) A
boy:is
sitting in moving merry go round
(4) A bus is moving on a straight road.
(4
12. Ocean thermal energy is due to:
12.
(1) Energy stored by waves in the ocean
(1)
(2) Pressure difference at different levels in
the ocean.
(2)
T)[T )
(3) Tides arising out in the ocean
(3)
(4) Temperature difference at different levels
in the oceans.
(4) t1_ 3 3TUHTT)F
-
13. The major problem in harnessing nuclear
13.
• Energyishowto:
T
fE- -Jf --
(1) Split nucleus (1) f1c' I
(2) Sustain the reaction
(2) faQ 51
(3) Dispose off spent fuel safely
(3)
(4) Convert nuclear energy into electrical
(4) -w f
energy
14. Calculate the number of atoms in 0.2 mole of
14. #9T4fK 0 1dñe (Nak),) 0. 2
Sodium Carbonate (NaCO).
(1) 7.2264x I033atorns
(l) 7.22b4x 10
(2) 12.044x 10 2 atoms (2) 12.044x I014W
(3) 6.022x
1023
atoms
(3) 6.022x 10'qw
(4) 1.505x 10
2
atoms
(4) 1.505x 10 23 14W
15. Which of the following radioactive isotope is
15. 1m1H9'10
used in the treatment of Cancer?
.
(I) Iodine —131 . •
(2) Uranium-235
(1) vrc10-131
(3) Sodium —24
(2) fl}{-235
-
(4) Cobalt —60
(3) 1P)1W24
(4) rs-6O
16. In the given reaction the oxidizing agent is
16. f rf flTf VHd1o1cJ'
Br1+2V- 0, 2Br+L
Br. + 2F —* 2B( rJ,
(1)
(Br,) (2) (I)
(1)
(Br,)
(2) (I)
(3) (Br) (4) (12)
(3) (B()
(4) (1)
17. While cooking, if the bottom of utensil is getting
17.
1' TIcr d6 TUT C08 , I W
blackened on the outside, it means that:-
(1) the food is not cooked completely
(1)
(2) the fuel is not burning completely
(2)
(3) the fuel is wet
(3)
-
(4) the fuel is burning completely
(4)
_____
18. Which of the following is notbase?
18 . ffw- f 1' wTh?
(I) NaOH (2) KOH
(1) NaOH (2) KOH
(3) NI-I, (4) C,HOH (3) NH, (4) C,H çOH
19. When 200 ml of a gas at constant pressure is
heated from 0 °C to 100°C, the volume must be
multiplied by:-
(1) 0 (2) 100
100 0
(3) 273 (4)
373 273
20. You are given the following chemical equation:-
Mg(ç) +CuO 6) MgO+Cu.
This equation represents:
(I) Decomposition and displacement
reaction.
(2) Combination and double displacement
reaction.
(3) Redox and displacement reaction.
(4) Double displacement and redox reaction.
21. A metal 'X' forms a water-soluble salt XNO.
When an aqueous solution of XNO, is added to
common salt solution, then a white precipitate of
compound 'Y' is formed along with sodium
nitrate solution. Metal 'X' is said to be the best
conductor of electricity and it does not evolve
hydrogen when put in dilute hydrochloric acid.
What is metal 'X', salt XNO, and compound 'Y'?
(1) Metal 'X' is Silver (Ag), Salt is Silver
Nitrate and compound 'Y' is Silver
Chloride.
19. f* MfW e 200 f{Z5t f5
100°C, 3 f T
ffdI'c JdI': -
(1) 0 (2) t oo
100 0
(3) 273 (4)
373 273
20.
Mg(ç) +CuO() MgO+Cu..
(1)
B T
U?fTI
(2)
(3) I
(4) UUaT f 1114 1
JPW
4 fd B I cH
fffT
I
21. 'X' WfUjekik5 XNO, 'Qe1
T TF
Tffr
RTF awv
)fl r.5T
l.ri fdIc 'Y'
wa
U 1 t1T'X ,
fi,.i& t
RtThflT tJ u e5c
f .
1J, Th 1oce1 I Ura
'x',xNo'rfdIO1 'Y''r?
(1) 6'1{
J1fcjIc'1 'Y' fH5dc5d'f1TI
Read More