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CHXI11:THE P-BLOCK ELEMENTS

317068 The acid used in lead storage battery is

1 Nitric acid

2 Sulphuric acid

3 Hydrochloric acid

4 Phosphoric acid

Explanation:

$H_{2} {SO}_{4}$ is used in lead storage batteries.

CHXI11:THE P-BLOCK ELEMENTS

317069 Which of the following is used as fluorinating agent?

1

{SF}_{6}

2

{SF}_{4}

3

S_{2} {Cl}_{2}

4

{SF}_{2}

Explanation:

${SF}_{4}$ is a good flourinating agent

CHXI11:THE P-BLOCK ELEMENTS

317070 Which among the following is $\underset{―}{NOT}$ the use of ${SO}_{2}$ gas?

1 As a preservative

2 In manufacture of

H_{2} {SO}_{4}

3 With conc.

H_{2} {SO}_{4}

it forms oleum

4 As an antichlor

Explanation:

Oleum means $H_{2} {SO}_{4} + {SO}_{3} (H_{2} S_{2} O_{7})$

MHTCET - 2021

CHXI11:THE P-BLOCK ELEMENTS

317071 Hypo is used in photography to

1 Remove reduced silver

2 Reduce

AgBr

grains to metallic silver

3 Convert the metallic silver to silver salt

4 Remove undecomposed silver bromide as a soluble complex

Explanation:

$AgBr + 2 {Na}_{2} S_{2} O_{3} \to {Na}_{3} [Ag {(S_{2} O_{3})}_{2}] + NaBr$

CHXI11:THE P-BLOCK ELEMENTS

317068 The acid used in lead storage battery is

1 Nitric acid

2 Sulphuric acid

3 Hydrochloric acid

4 Phosphoric acid

Explanation:

$H_{2} {SO}_{4}$ is used in lead storage batteries.

CHXI11:THE P-BLOCK ELEMENTS

317069 Which of the following is used as fluorinating agent?

1

{SF}_{6}

2

{SF}_{4}

3

S_{2} {Cl}_{2}

4

{SF}_{2}

Explanation:

${SF}_{4}$ is a good flourinating agent

CHXI11:THE P-BLOCK ELEMENTS

317070 Which among the following is $\underset{―}{NOT}$ the use of ${SO}_{2}$ gas?

1 As a preservative

2 In manufacture of

H_{2} {SO}_{4}

3 With conc.

H_{2} {SO}_{4}

it forms oleum

4 As an antichlor

Explanation:

Oleum means $H_{2} {SO}_{4} + {SO}_{3} (H_{2} S_{2} O_{7})$

MHTCET - 2021

CHXI11:THE P-BLOCK ELEMENTS

317071 Hypo is used in photography to

1 Remove reduced silver

2 Reduce

AgBr

grains to metallic silver

3 Convert the metallic silver to silver salt

4 Remove undecomposed silver bromide as a soluble complex

Explanation:

$AgBr + 2 {Na}_{2} S_{2} O_{3} \to {Na}_{3} [Ag {(S_{2} O_{3})}_{2}] + NaBr$

CHXI11:THE P-BLOCK ELEMENTS

317068 The acid used in lead storage battery is

1 Nitric acid

2 Sulphuric acid

3 Hydrochloric acid

4 Phosphoric acid

Explanation:

$H_{2} {SO}_{4}$ is used in lead storage batteries.

CHXI11:THE P-BLOCK ELEMENTS

317069 Which of the following is used as fluorinating agent?

1

{SF}_{6}

2

{SF}_{4}

3

S_{2} {Cl}_{2}

4

{SF}_{2}

Explanation:

${SF}_{4}$ is a good flourinating agent

CHXI11:THE P-BLOCK ELEMENTS

317070 Which among the following is $\underset{―}{NOT}$ the use of ${SO}_{2}$ gas?

1 As a preservative

2 In manufacture of

H_{2} {SO}_{4}

3 With conc.

H_{2} {SO}_{4}

it forms oleum

4 As an antichlor

Explanation:

Oleum means $H_{2} {SO}_{4} + {SO}_{3} (H_{2} S_{2} O_{7})$

MHTCET - 2021

CHXI11:THE P-BLOCK ELEMENTS

317071 Hypo is used in photography to

1 Remove reduced silver

2 Reduce

AgBr

grains to metallic silver

3 Convert the metallic silver to silver salt

4 Remove undecomposed silver bromide as a soluble complex

Explanation:

$AgBr + 2 {Na}_{2} S_{2} O_{3} \to {Na}_{3} [Ag {(S_{2} O_{3})}_{2}] + NaBr$

CHXI11:THE P-BLOCK ELEMENTS

317068 The acid used in lead storage battery is

1 Nitric acid

2 Sulphuric acid

3 Hydrochloric acid

4 Phosphoric acid

Explanation:

$H_{2} {SO}_{4}$ is used in lead storage batteries.

CHXI11:THE P-BLOCK ELEMENTS

317069 Which of the following is used as fluorinating agent?

1

{SF}_{6}

2

{SF}_{4}

3

S_{2} {Cl}_{2}

4

{SF}_{2}

Explanation:

${SF}_{4}$ is a good flourinating agent

CHXI11:THE P-BLOCK ELEMENTS

317070 Which among the following is $\underset{―}{NOT}$ the use of ${SO}_{2}$ gas?

1 As a preservative

2 In manufacture of

H_{2} {SO}_{4}

3 With conc.

H_{2} {SO}_{4}

it forms oleum

4 As an antichlor

Explanation:

Oleum means $H_{2} {SO}_{4} + {SO}_{3} (H_{2} S_{2} O_{7})$

MHTCET - 2021

CHXI11:THE P-BLOCK ELEMENTS

317071 Hypo is used in photography to

1 Remove reduced silver

2 Reduce

AgBr

grains to metallic silver

3 Convert the metallic silver to silver salt

4 Remove undecomposed silver bromide as a soluble complex

Explanation:

$AgBr + 2 {Na}_{2} S_{2} O_{3} \to {Na}_{3} [Ag {(S_{2} O_{3})}_{2}] + NaBr$

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