Give reason for the statement “ Gold has a variable valency”.

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Solution

Variable valency: This property of having different capacities to combine with different elements is known as variable valency.
Some elements have different capacities to combine with different elements.
It depends on the nature of the reaction.
For example, Gold has two valencies $1 and 3$ .

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Give reason for the statement “ Gold has a variable valency”.

Variable valency: This property of having different capacities to combine with different elements is known as variable valency.Some elements have different capacities to combine with different elements. It depends on the nature of the reaction. For example, Gold has two valencies1and3.

Variable valency: This property of having different capacities to combine with different elements is known as variable valency.
Some elements have different capacities to combine with different elements.
It depends on the nature of the reaction.
For example, Gold has two valencies $1 and 3$ .