Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

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Iron(III) chloride $({FeCl}_{3})$ react with ammonia $({NH}_{3})$ and water to produce (ferric/ferrous) hydroxide and ammonium chloride $({NH}_{4} Cl)$ .

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Important Questions on p-Block Elements - II

MEDIUM

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

Complete the following reaction :

$C + conc . {HNO}_{3} \to$

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Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

State why for the preparation of nitric acid, the complete apparatus is made up of glass.

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Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

Match the following:

$(a)$	Pure nitrogen	$(i)$	Chlorine
$(b)$	Haber process	$(i i)$	Sulphuric acid
$(c)$	Contact process	$(i i i)$	Ammonia
$(d)$	Deacon’s process	$(i v)$	Sodium azide or Barium azide

Which of the following is the correct option?

MEDIUM

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

Can

{PCl}_{5}

act as an oxidising as well as a reducing agent? Justify.

EASY

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

Identify the substance underlined:

The catalyst used to oxidise ammonia.

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Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

N_{2}

DOES NOT show property of catenation because,

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Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

What is the type of salt formed when the reactants are heated at a suitable temperature for the preparation of nitric acid?

HARD

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

The nitrogen containing compound produced in the reaction of

H N O_{3}

with

P_{4} O_{10}

EASY

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

Name the gas evolved in the following case:

Ammonia reacts with heated copper oxide.

EASY

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

The reaction of zinc with dilute and concentrated nitric acid, respectively, produces:

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Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

The molecule with smallest

N - N

bond distance and higest

NNO

bond angle is

EASY

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

State one observation for the following:

Ammonia gas is passed over heated copper (II) oxide.

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Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

An oxyacid of phosphorus is triprotic in nature. Identify the compound and draw its electron dot formula.

EASY

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

By the action of concentrated

H_{2} {SO}_{4}

, phosphorus changes to:

HARD

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

An element

(A)

belongs to period number

4

and group number

11

and is extracted from its pyrite ore. Elements

(A)

reacts with oxygen at two different temperatures forming compound

(B)

and

(C)

. Element

(A)

also reacts with concentrated

{HNO}_{3}

to give compound

(D)

with the evolution of

{NO}_{2}

. Identify

(A), (B), (C)

and

(D)

. Explain the reactions.

EASY

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

When copper is heated with conc.

H N O_{3}

it produces:

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Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

The product obtained as a result of a reaction of nitrogen with

C a C_{2}

is:

EASY

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

The product formed in the reaction of

S O C l_{2}

with white phosphorous is

EASY

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

Write a balanced chemical equation the following reaction:

Ammonium hydroxide is added to ferrous sulphate solution.

HARD

Chemistry>Inorganic Chemistry>p-Block Elements - II>Group 15 (Nitrogen Group) Elements

Write a balanced chemical equation for the following:

Reaction of excess ammonia with chlorine.