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Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action
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25 Questions MCQ Test JEE Main & Advanced Mock Test Series | Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action for JEE 2023 is part of JEE Main & Advanced Mock Test Series preparation. The Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action questions and answers have been
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Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 1
To which class of compounds do enzymes usually belong ?
Detailed Solution for Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 1
Among the organic macromolecules, enzymes belong in the category of proteins. Proteins are distinct from carbohydrates, nucleic acids and lipids in that a protein is made of amino acids. Amino acids link together into a chain that can fold into a three-dimensional shape.
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 2
Which of the following enzymes is present in saliva?
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 3
Night-blindness may develop due to the defciency of
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 4
The reaction 
is an example of
is an example of
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 5
Van der Waals force is the strongest in
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 6
reacts with concetrated HCl to produce
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 7
XeF4 is prepared by heating Xe and F2 at 400oC in the ratio of
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 8
reacts violently with water to give
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 9
Xenon trioxide 
has a
has a
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 10
The chemical name of aspirin is
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 11
Chlorampehnicol is used as an
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 12
Phenol is commonly used as
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 13
Which of the following is not a natural polymer ?
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 14
Natural rubber is a polymer of
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 15
Orlon in obtained by the polymerization of
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 16
Glyptal, a highly cross-linked rigid thermosetting resin,is prepared by heating
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 17
The polymer obtained by condensation polymerization is
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 18
Which of the following polymer type is not classified on the basis of its application and properties?
Detailed Solution for Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 18
Synthetic polymers are classified on the basis of their origin and are known as man-made polymers.
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 19
The colour of the precipitate formed when a reducing sugar is heated with Fehling’s solution is
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 20
Which of the following is an amino acids ?
*Answer can only contain numeric values
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 21
On passing electric current through moten AlCl3, 11.2 litre of Cl2 is liberated at N.T.P. at anode. The quantity of aluminium deposited at cathode in g will be :- (At. wt. of Al = 27)
Detailed Solution for Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 21
*Answer can only contain numeric values
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 22
How many of the following are condensation copolymers ?
Nylon-6, nylon-66, Dacron, glyptal, buna-S, ABS, neoprene, PHBV, perlon-U.
Detailed Solution for Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 22
Nylon-6 6, dacron, glyptal, PHBV and perlon-U all are condensation copolymers.
*Answer can only contain numeric values
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 23
A 250.0 ml sample of a 0.20 M Cr3+ is electrolyzed with a current of 96.5 A , so as to deposit Cr. If the remaining [Cr3+] is 0.1M, the time taken (in sec.) in the process.
Detailed Solution for Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 23
*Answer can only contain numeric values
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 24
How many statements are correct in the following -
(a) Reduction potential of Pb2+ is more than Zn2+
(b) Mercury cell is an example of primary cell
(c) Hydrogenation of ethene (C2H4) is a first order reaction
(d) order of wavelength γ-rays < X-ray < IR
(e) Molal elevation constant (Kb) of ethanol is more than carbon tetrachloride (CCl4)
(f) Sols of starch, gum, gelatin are postively charged.
(g) In coagulation of positive sol, the flocculating power is in order
: [Fe(CN)6]–4 > PO4–3 > SO4–2 > Cl–
(h) In Rhombohedral unit cell : a = b = c
*Answer can only contain numeric values
Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 25
Find out the ratio of incorrect and correct statements about H2O2 among the following?
1. In the pure state H2O2 is almost colorless (very pale blue)
2. Hydrogen peroxide has non planar structure in both gas phase & solid phase
3. 2-ethylanthraquinol react with water to give H2O2
4. H2O2 is used in pollution control
5. Dihedral angle of H2O2 is larger in gas phase compared to that in solid phase
Detailed Solution for Chemistry Test 7 - Electrochemistry, P-Block (Halogen And Noble Gas), Biomolecules, Polymers And Chemistry In Action - Question 25
1. True
2. True, it open book shape structure
3. False
4. True
5. True, in gas phase angle is 111.5° in solid phase it is 90.2°
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