Question

what happened when znco3 is heated balance of air ? give the relevant equation.​

Answer 1

Answer:

Hi ! ZnCO₃ , when heated in the absence of air , gets converted to ZnO , and CO₂ gas is also evolved. This process , of converting carbonates ores into oxides , in the absence of air ( limited supply) , is known as calcination. This metal oxide , is later on converted to metal , by reducing it with Carbon.

Explanation:

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Answer 2

Answer:

When zinc carbonate is heated in absence of air leaves zinc oxide and gives out carbon-dioxide. This process is also called calcination.

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