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Test: Group 15 Elements: Nitrogen Group - JEE MCQ


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20 Questions MCQ Test Chemistry for JEE Main & Advanced - Test: Group 15 Elements: Nitrogen Group

Test: Group 15 Elements: Nitrogen Group for JEE 2024 is part of Chemistry for JEE Main & Advanced preparation. The Test: Group 15 Elements: Nitrogen Group questions and answers have been prepared according to the JEE exam syllabus.The Test: Group 15 Elements: Nitrogen Group MCQs are made for JEE 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Group 15 Elements: Nitrogen Group below.
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Test: Group 15 Elements: Nitrogen Group - Question 1

dil.

and are respectively

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Test: Group 15 Elements: Nitrogen Group - Question 2

In nitrogen family, the H-M-Hbond angle in the hydrides gradually becomes closer to on going from to . This shows that gradually

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With the decrease in the electronegativity of central atom the bond angle decreases
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Test: Group 15 Elements: Nitrogen Group - Question 3

Brown colour in can be removed by

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Nitric acid decomposes to give which is brown

When air is passed through acid the reaction proceeds towards left hand side and brown colour diminishes.
Test: Group 15 Elements: Nitrogen Group - Question 4
A deep brown gas is formed by mixing two colourless gases which are
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brown
Test: Group 15 Elements: Nitrogen Group - Question 5
Which of the following compounds does not exist?
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Due to inert pair effect the lower O.S. is
more common at the bottom of group
Test: Group 15 Elements: Nitrogen Group - Question 6
The brown ring test for and is due to the formation of complex ion with a formula
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ion is formed
Test: Group 15 Elements: Nitrogen Group - Question 7

An element forms compounds of the formula and but does not form .
Which of the following is the element

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Nitrogen can form and not since it has no atomic orbitals in valence shell

Test: Group 15 Elements: Nitrogen Group - Question 8
Pick out the wrong statement.
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Catenation tendency is higher in phosphorus when compared with other elements of same group.
Test: Group 15 Elements: Nitrogen Group - Question 9
is a planar molecule whereas is pyramidal because
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In there is hybridisation (planar) whereas in hybridisation is hence shape is pyramidal
Test: Group 15 Elements: Nitrogen Group - Question 10
A metal on heating in nitrogen gas gives on treatment with gives a colourless gas which when passed through solution gives a blue colour. is
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Test: Group 15 Elements: Nitrogen Group - Question 11
Which reaction(s) among the following produce dinitrogen?

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Barium azide on heating gives and . This reaction is a source of pure nitrogen.

Ammonium chloride on reaction with calcium hydroxide gives nitrogen as follows

Both reactions are used for preparation of nitrogen.
Test: Group 15 Elements: Nitrogen Group - Question 12

Consider the following sequence of reaction.

Identify gas :

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Test: Group 15 Elements: Nitrogen Group - Question 13

Among the following compounds, which on heating do not produce ?

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Test: Group 15 Elements: Nitrogen Group - Question 14
Which of the following statements is not true?
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is paramagnetic and readily dimerises to which is diamagnetic.
Test: Group 15 Elements: Nitrogen Group - Question 15
The compounds formed by the reaction of ammonia with chlorine and iodine are respectively
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Ammonia on reaction with chlorine and iodine gives and respectively as follows

Test: Group 15 Elements: Nitrogen Group - Question 16
on heating liberates a gas. The same gas will be obtained by
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Test: Group 15 Elements: Nitrogen Group - Question 17
Among the following elements which one can not form pentahalides.
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Only Nitrogen cannot form pentahalide.
Test: Group 15 Elements: Nitrogen Group - Question 18
When sugar is treated with conc. sulphuric acid, the sugar is charred. In this process, sugar is
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Test: Group 15 Elements: Nitrogen Group - Question 19
Which of the following nitrogen oxide is a neutral oxide?
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and are acidic oxide while is a neutral oxide.
Test: Group 15 Elements: Nitrogen Group - Question 20
(I)
(II)
The incorrect statement regarding above reactions is
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Due to the small size of , it is very polarizing and favours the formation of .

While other alkali metal nitrates decomposes to give corresponding nitrite.
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