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Standard IX

Chemistry

Reactions with Other Compounds

Which among t...

Question

Which among the below mentioned is used to remove the impurity hydrogen sulphide from hydrogen gas:-

Silver nitrate

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Potassium hydroxide

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Lead nitrate

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Calcium chloride

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Solution

The correct option is C
Lead nitrate

Lead nitrate solution $P b (N O_{3})_{2}$ is used to remove hydrogen sulphide $H_{2} S$ , which is a gaseous impurity present in hydrogen gas.

$P b (N O_{3})_{2} + H_{2} S \to P b S + 2 H N O_{3}$

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Similar questions

In laboratory preparation of Hydrogen, $H_{2} S$ is removed from the obtained gas by passing it through:

Q. Give equations for the following conversions:
(i) Sodium to sodium hydroxide using water.
(ii) Steam to hydrogen using burning magnesium.
(iii) Dilute sulphuric acid to hydrogen using zinc.
(iv) Mercuric oxide to mercury.
(v) Silver oxide to silver.
(vi) Copper hydroxide to copper oxide.
(vii) Calcium hydroxide to calcium oxide.
(viii) Lead carbonate to lead.
(ix) Potassium nitrate to oxygen.
(x) Copper nitrate to nitrogen dioxide.
(xi) Mercuric nitrate to mercury.
(xii) Silver nitrate to silver.

Q. Given below are word equations. Convert them into chemical equations using symbols and valencies. Balance the equations. Use appropriate signs for gases and precipitates in the reaction.
i) Zinc Sulphide

+

Oxygen gas

\to

Zinc oxide solid

+

Sulphur dioxide gas
ii) Silver nitrate solution

+

Sodium chloride solution

\to

Silver chloride precipitate

+

Sodium nitrate solution
iii) Sulphur solid

+

Concentrated nitric acid

\to

Sulphuric acid

+

Nitrogen dioxide gas

+

Water
iv) Barium chloride Solution

+

Potassium sulphate Solution

\to

Barium sulphate Precipitate

+

Potassium chloride solution
v) Silver nitrate on heating

\to

silver metal

+

nitrogen dioxide gas

+

Oxygen gas.
vi) Aluminium hydroxide

+

Nitric acid

\to

Aluminium nitrate

+

Water.

Write the balanced chemical equations for the following reactions.
(A) Calcium hydroxide + Carbon dioxide → Calcium carbonate + water
(B) Zinc + Silver nitrate → Zinc nitrate + Silver
(C) Aluminium + copper chloride → Aluminium chloride + Copper
(D) Barium chloride + Potassium sulphate → Barium sulphate + Potassium chloride.

Q. Write the formula of the following compounds.
calcium hydroxide, copper chloride, iron sulphate, sodium carbonate, copper nitrate, copper oxide, lead sulphide, magnesium chloride, zinc sulphate, potassium hydroxide.

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Which among the below mentioned is used to remove the impurity hydrogen sulphide from hydrogen gas:-

The correct option is C Lead nitrate Lead nitrate solution Pb(NO3)2 is used to remove hydrogen sulphide H2S, which is a gaseous impurity present in hydrogen gas. Pb(NO3)2+H2S →PbS+2HNO3

The correct option is C
Lead nitrate

Lead nitrate solution $P b (N O_{3})_{2}$ is used to remove hydrogen sulphide $H_{2} S$ , which is a gaseous impurity present in hydrogen gas.

$P b (N O_{3})_{2} + H_{2} S \to P b S + 2 H N O_{3}$