Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 12

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IMPORTANT

Earn 100

${PbO}_{2}$ is a stronger oxidising agent than ${SnO}_{2}$ Or ${PbO}_{2}$ can act an oxidising agent.

Important Questions on The p-Block Elements

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 13

Anhydrous aluminium chloride is used as a catalyst.

MEDIUM

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 14

Draw the structures of

{BCl}_{3} . {NH}_{3}

and

{AlCl}_{3}

(dimer).

EASY

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 15

The

+ 1

oxidation state is more stable than the

+ 3

oxidation state for thallium.

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 16

Why does not silicon form an analogue of graphite?

Question Image

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 18

What happens when borax is heated strongly?

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 19

What happens when boric acid is added to water?

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 20

What happens when aluminium is treated with dilute

NaOH

?

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 19 - The p-Block Elements>Exercise-1>Q 21

What happens when

{BF}_{3}

is reacted with ammonia?