Give chemical equation for the following first. 1 when zinc carbonate is calcined ? 2. When manganese dioxide is heated with aluminium powder. 3. When Magnesium is treated with very dilute nitric acid.
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Answer:
1. znco3 --------> zno + co2
2. MG02. +. AL. ---------->. MG + AL203
MG. +. HNO3. ---------> MG[NO3]2 + H2
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