EASY

Earn 100

Explain why acidic strength of oxyacids of halogens decreases with increasing atomic numbers?

Important Questions on Elements of Groups 16, 17 and 18

HARD

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

Among the following, the correct order of acidity is:

MEDIUM

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

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

EASY

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

The oxidizing power of oxyacids of chlorine depend upon

EASY

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

The least number of oxyacids are formed by:

EASY

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

The

{pK}_{a}

of oxoacids of chlorine in water follows the order

MEDIUM

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

Number of

Cl = O

bonds in chlorous acid, chloric acid and perchloric acid respectively are:

MEDIUM

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

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

EASY

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

Draw the structures of the following:

{HClO}_{3}

EASY

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

The number of

Cl = O

bonds in perchloric acid is,

" \dots \dots \dots . . . "

HARD

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

With respect to hypochlorite, chlorate and perchlorate ions, choose the correct statement(s).

EASY

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

The correct order of decreasing acid strength among the following acids is

MEDIUM

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

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.

MEDIUM

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

The number of halogen/(s) forming halic

(V)

acid is __________ .

EASY

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

The correct order of acid strength is:

HARD

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

Which of this order, for the property mentioned is not correct?

HARD

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

Draw the structure of

{HClO}_{4}

EASY

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

Draw the structure of

{HClO}_{4}

EASY

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

Draw the structure of

{HClO}_{4}

MEDIUM

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

The correct statements about the oxoacids,

{HClO}_{4} and HClO

are,

HARD

Chemistry>Inorganic Chemistry>Elements of Groups 16, 17 and 18>Oxoacids of Chlorine: Preparation, Structure, Properties and Uses

The correct statement(s) regarding,

(i)

H C l O

(ii)

H C l O_{2}

(iii)

H C l O_{3}

and

(iv)

H C l O_{4}

is /are

Explain why acidic strength of oxyacids of halogens decreases with increasing atomic numbers?

Important Questions on Elements of Groups 16, 17 and 18

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