Chemistry science quiz 21

Posted By: Nidhi Pal

Date: January 21, 2025

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This is a timed quiz. You will be given 15 seconds per question. Are you ready?

Marsh gas is?

Hydrogen

Methane

Nitrogen

None of these

Correct! Wrong!

Sodium metal is kept under?

Water

Alcohol

Kerosene

None of these

Correct! Wrong!

What is laughing gas?

Carbon monoxide

Sulphur dioxide

Nitrous Oxide

All of these

Correct! Wrong!

LPG consists of mainly?

Methane, butane and propane

Methane, hexane and nonane

Ethane, hexane and nonane

None of these

Correct! Wrong!

Diamond is an allotropic form of?

Carbon

Silicon

Calcium

Iron

Correct! Wrong!

Which of the following is a non metal that remains liquid at room temperature?

Bromine

Helium

Chlorine

None

Correct! Wrong!

Which of the following metals forms an amalgam with other metals?

Lead

Common salt

both (a) & (b)

Mercury

Correct! Wrong!

The two elements that are frequently used for making transistors are?

Boron and aluminium

Silicon and germanium

Iridium and tungsten

none

Correct! Wrong!

Chemistry science quiz 21

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