Hydrogen Grade 8 Chemistry

Hydrogen combines with other elements to form compounds such as

Liquid hydrogen is used as a fuel in rockets and guided missiles because it has a high heat of (a)  

For the laboratory preparation of hydorgen, __________ granules must completely be covered with an acid.

Pure hydrogen burns with ____________ flame

Hydrogen and chlorine will combine ____________ in bright sunlight to form hydrogen chloride gas.

The reaction of hydrogen and oxygen is highly (a)   .

Metals react with acid to liberate (a)   gas

_____________ proved that the gas he found was different from other gases.

The name for hydrogen comes from two Greek words meaning

Hydrogen does not combine or react with _____________