SSC
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following chemical equations represents aneutralisation reaction?
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2HNO3 + PbCO3
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4HCl + MnO2
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2HCOOH + Mg
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H2SO4 + CuO
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Explanation:
Detailed explanation-1: -CuO + H 2 SO 4 → CuSO 4 + H 2 O.
Detailed explanation-2: -In Part IV, the CuO precipitate is dissolved using sulfuric acid, H2SO4(aq). This redox reaction returns copper to its aqueous phase.
Detailed explanation-3: -Copper hydroxide reacts with sulfuric acid to form copper sulfate and water.
There is 1 question to complete.