AMU Engineering 2020 solved paper Solved Paper

Section: Chemistry

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Question : 96 of 150

Marks: +1, -0

In aqueous solution Cu(+1) salts are unstable because

Cu(+1) has 3d10 configuration.
They disproportionate easily to Cu and Cu2+ states.
They disproportionate easily to Cu2+ and Cu3+ states
Its change in free energy is zero

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