BITSAT 2017 Slot 2 Solved Paper

Section: Chemistry

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Question : 55 of 150

Marks: +1, -0

Which of the following reactions is an example of calcination process?

2Ag+2HCl+[O]────▸2AgCl +H2O
2Zn+O2────▸2ZnO
2ZnS+3O2────▸2ZnO+2SO2
MgCO3
Δ
────▸
MgO+CO2

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