In laboratory preparation of Hydrogen- H 2 S is removed from the obtained gas by passing it through-A- Silver nitrate solutionB- Lead nitrate solutionC- Anhydrous Calcium chlorideD- Caustic potash Solution

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Standard IX

Chemistry

Laboratory Method of Hydrogen Gas Preparation

In laboratory...

Question

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

Silver nitrate solution

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Lead nitrate solution

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Caustic potash Solution

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Anhydrous Calcium chloride

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Solution

The correct option is B
Lead nitrate solution

The obtained gas is passed through the Lead Nitrate solution. Which reacts with $H_{2} S$ and forms the precipitate of lead sulphide and $H N O_{3}$ .

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

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Similar questions

(b) From the list of substances given below, choose the pair required to prepare the salts (i) to (iii) in the laboratory and write down the relevant equations. The substances are
chlorine, iron, lead, lead nitrate solution, sodium nitrate solution, iron (III) carbonate, lead carbonate, iron (III) hydroxide, sodium hydroxide solution and dilute hydrochloric acid. The salts are
(i) sodium chloride.
(ii) lead chloride.
(iii) anhydrous iron (III) chloride.

Q. Ammonium chloride and sodium nitrate are used for the laboratory preparation of which gas?

Tap water is not used to prepare a solution of silver nitrate in the laboratory. Why?

What do you observe when

(a) Lead nitrate is heated.

(b) Chlorine water is exposed to sunlight.

(d) $H_{2} S$ gas is passed through copper sulphate solution.

(e) Barium chloride is added to sodium sulphate solution.

Q. What happens when
(a) NH₃ solution is added to CuSO₄ solution drop by drop and then in excess.
(b) Caustic soda solution is added to Cu(NO₃)₂ solution and product boiled.
(c) Common salt solution added to silver nitrate solution and NH₃ solution added to it.
(d) Lead nitrate solution treated with calcium chloride solution and products are heated and cooled.

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In laboratory preparation of Hydrogen, H2S is removed from the obtained gas by passing it through:

The correct option is B Lead nitrate solution The obtained gas is passed through the Lead Nitrate solution. Which reacts with H2S and forms the precipitate of lead sulphide and HNO3. H2S+Pb(NO3)2⟶PbS+HNO3

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

The correct option is B
Lead nitrate solution

The obtained gas is passed through the Lead Nitrate solution. Which reacts with $H_{2} S$ and forms the precipitate of lead sulphide and $H N O_{3}$ .

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