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  • Generally, transition elements form coloured salts due to the presence of unpaired electrons. Which of the following compounds will be coloured in solid-state? (i) {Ag}_{2} {SO}_{4} (ii) {CuF}_{2} (iii){ZnF}_{2} (iv){Cu}_{2}{Cl}_{2}

Generally, transition elements form coloured salts due to the presence of unpaired electrons. Which of the following compounds will be coloured in solid-state?

(i) \text {Ag}_{2}\text {SO}_{4}

(ii) \text {CuF}_{2}

(iii) \text {ZnF}_{2}

(iv) \text {Cu}_{2}\text {Cl}_{2}

Answers (1)

The answer is the option (ii) \text {CuF}_{2} has one unpaired electron due to which it forms coloured salts in solid state.

 

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