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प्रश्न
Cu(OH)2 is soluble in excess of ______.
पर्याय
NaOH
NH4OH
Both NaOH and NH4OH
None of these
MCQ
रिकाम्या जागा भरा
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उत्तर
Cu(OH)2 is soluble in excess of NH4OH.
Explanation:
Copper hydroxide is completely insoluble in excess sodium hydroxide (NaOH), but it dissolves in excess ammonium hydroxide (NH4OH) to form a clear, deep inky-blue complex solution.
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