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Standard VIII

Chemistry

Manufacturing of Glass

Urea reacts w...

Question

Urea reacts with water to form A which will decompose to form B. B when passed through $C u^{2 +}$ (aq), deep blue colour solution C is formed. What is the formula of C from the following ?

C u (O H)_{2}

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C u C O_{3} . C u (O H)_{2}

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C u S O_{4}

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[C u (N H_{3})_{4}]^{2 +}

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Solution

The correct option is D $[C u (N H_{3})_{4}]^{2 +}$

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The correct option is D [Cu(NH3)4]2+

Urea reacts with water to form A which will decompose to form B. B when passed through $C u^{2 +}$ (aq), deep blue colour solution C is formed. What is the formula of C from the following ?

The correct option is D $[C u (N H_{3})_{4}]^{2 +}$