Question

Amphoteric metal M is added to a test tube containing Caustic soda.

i. Name the gas evolved and Write its identification test.

ii. Depict the above equation in the form of a balanced chemical equation.​

Answer 1

Answer:

i) Hydrogen gas is evolved.Bring a burning match stick near the gas evolved it produces pop sound.

ii) The amphoteric metal can be zinc, aluminium

Zn + NaOH -----------> Na2ZnO2 + H2

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