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$HCl$ gas turns alkaline phenolphthalein solution from:

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Important Questions on The p-Block Elements

HARD

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

Chlorine reacts with hot and concentrated

N a O H

and produces compounds

(X)

and

(Y)

. Compound

(X)

gives white precipitate with silver nitrate solution. The average bond order between

Cl

and

O

atoms in

(Y)

is _______________.

EASY

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

The molecule with the highest dipole moment among the following is

MEDIUM

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

Select the correct option(s) for the following statements:

1 . C l_{2} O

and

C l O_{2}

are used as bleaching agents.

2 . O C l^{-}

salts are used as detergents.

3 . O C l^{-}

disproportionates in alkaline medium.

4 .

B r O_{3}^{-}

is oxidized in acidic medium.

EASY

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

In the structure of

{ClF}_{3}

, the number of lone pairs of electrons on central atom

' Cl'

EASY

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

Assertion (A): $HCl$ gas is dried by passing through concentrated $H_{2} {SO}_{4}$ .

Reason (R): $HCl$ gas reacts with ${NH}_{3}$ that gives white fumes

EASY

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

The number of

Cl = O

bonds in perchloric acid is,

" \dots \dots \dots . . . "

EASY

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

The

{pK}_{a}

of oxoacids of chlorine in water follows the order

MEDIUM

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

Arrange the following oxoacids of chlorine in their decreasing acidic character.

EASY

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

Which among the following is the most reactive?

EASY

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

Which of the statement given below is incorrect?

MEDIUM

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

Which of the following oxyacid of chlorine has highest thermal stability?

EASY

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

The drying agent used to dry

HCl

gas is:

EASY

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

Which of the following reactions represent the Deacon's process?

MEDIUM

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

In the following reactions, products $(A)$ and $(B)$ , respectively, are:
$N a O H + C l_{2} \to (A) + s i d e p r o d u c t s$
$(h o t a n d c o n c .)$

$C a {(O H)}_{2} + C l_{2} \to (B) + s i d e p r o d u c t s$
$(d r y)$

EASY

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

Name the gaseous products from the following A and B reactions, respectively.
A. Hydrochloric acid is added to sodium sulphide.
B. Concentrated sulphuric acid is added to a mixture of sodium chloride and manganese dioxide.

EASY

Chemistry>Inorganic Chemistry>The p-Block Elements>Important Compounds of Group 17 Elements

Amongst the following interhalogen compounds which one is used for the production of