P Block - Group 18 Questions and Answers

Helium is a gas that is less dense than air. So, helium is often used to fill balloons to make them float. The chemical formula for helium is He.
Complete the statement.
Helium is

Inorganic Chemistry

P Block - Group 18

Helium is a gas that is less dense than air. So, helium is often used to fill balloons to make them float. The chemical formula for helium is He. Complete the statement. Helium is

1

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