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Question

In a laboratory, the teacher asked Shreya how many types of gas can be obtained from dilute H2SO4. What do you think so?


A

H2S gas

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B

CO2 gas

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C

SO2 gas

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D

All the above.

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Solution

The correct option is D

All the above.


Their respective methods of preparations are:

Any carbonate salt and dilute H2SO4 gives CO2 gas.

Any sulphite salt and dilute H2SO4 gives SO2 gas.

Any sulphide salt and dilute H2SO4 gives H2S gas.


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