CameraIcon

SearchIcon

MyQuestionIcon

4

You visited us 4 times! Enjoying our articles? Unlock Full Access!

Laboratory Preparation

Which of the ...

Question

Which of the following is not an impurity present in hydrogen gas during the laboratory preparation of hydrogen?

A

Calcium Chloride

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

Hydrogen Sulphide

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

Sulphur Dioxide

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Carbon Dioxide

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A
Calcium Chloride

During the laboratory preparation of hydrogen using zinc with dilute hydrochloric acid, the hydrogen gas evolved contains some impurities with it such as hydrogen sulphide $H_{2} S$ , Sulphur dioxide $S O_{2}$ , Carbon dioxide $C O_{2}$ , etc. but it does not contain calcium chloride.

Suggest Corrections

thumbs-up

1

Similar questions

Q. Sulphuric acid can be used In the laboratory to prepare the following substances :
(a) Hydrogen (b) Carbon dioxide
(c) Carbon monoxide (d) Sulphur dioxide
(e) Hydrogen chloride (f) Hydrogen sulphide
(g) Nitric acid.
1. Derive a balanced equation for each of the shove preparation.
2. In which of the reactions would you use (give numbers only): (i) Dilute Sulphuric acid, (ii) Sulphuric acid.
3. State the chemical property of sulphuric acid illustrated in each of these reactions.

Q. _________ sulphur is prepared by passing hydrogen sulphide gas into an aqueous solution of sulphur dioxide.

Q. Fill in the blanks.
___________ sulphur is prepared by passing hydrogen sulphide gas into an aqueous solution of sulphur dioxide.

(a) Name the chemicals required for the preparation of carbon dioxide in the laboratory.

(b) How will you collect the gas?

(c) Write the balanced chemical equation for the above reaction.

(d) Why is sulphuric acid not used for the preparation of carbon dioxide in the laboratory?

Q.  Which of the following are ejected during volcanoes ?
1. Water Vapour
2. Carbon dioxide (CO2)
3. Sulphur dioxide (SO2)
4. Hydrogen sulphide (H2S)

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Laboratory preparation

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Laboratory Preparation

Standard VIII Chemistry

Join BYJU'S Learning Program

CrossIcon