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Question

Which is the most electropositive element among the following?


A

Aluminium

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B

Sodium

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C

Calcium

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D

Copper

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Solution

The correct option is B

Sodium


Electropositivity decreases down the reactivity series. So, sodium(Na) is the most electropositive metal as it easily loses its valence electron as compared to the other given metals. Hence, sodium is more reactive than these metals.


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