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The atomic number of three elements A, B...

The atomic number of three elements A, B and C are 10 , 18 and 8 respectively . Identify the element which is chemically reactive ?

A

A

B

B

C

C

D

both A and B

Text Solution

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The correct Answer is:
c

Hence, Cis chemically reactive. A and B are chemically inert because of stable octet configuration.
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