Chemistry Crash Course JEE Main>Chapter 28 - The p-block Elements>Level 1>Q 47

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When hot ${NH}_{3}$ gas is passed over $Pt / Rh$ gauge in the presence of oxygen, it converts to

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Important Questions on The p-block Elements

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Chemistry Crash Course JEE Main>Chapter 28 - The p-block Elements>Level 1>Q 48

Concentrated

{HNO}_{3}

, upon standing for long, turns yellow-brown due to the formation of

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Chemistry Crash Course JEE Main>Chapter 28 - The p-block Elements>Level 1>Q 49

The percentage of

p

-

character in hybrid orbitals of sulphur in

S_{8}

is

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Chemistry Crash Course JEE Main>Chapter 28 - The p-block Elements>Level 1>Q 50

{SF}_{6}

is known but

{SH}_{6}

is not known because of

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Chemistry Crash Course JEE Main>Chapter 28 - The p-block Elements>Level 1>Q 51

Among the following oxides, which one is a white crystalline solid?

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Chemistry Crash Course JEE Main>Chapter 28 - The p-block Elements>Level 1>Q 52

Boiling point of

H_{2} Te

is more than that of

H_{2} S

because of

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Chemistry Crash Course JEE Main>Chapter 28 - The p-block Elements>Level 1>Q 53

Which of the following compounds liberate oxygen on heating?

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Chemistry Crash Course JEE Main>Chapter 28 - The p-block Elements>Level 1>Q 54

In the reaction $2 Hg + O_{3} \to A + B$ , $A$ and $B$ are

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Chemistry Crash Course JEE Main>Chapter 28 - The p-block Elements>Level 1>Q 55

Identify the mismatch.