Which of the following statements is correct w.r.t. elements of 16th and 17th group?
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a
These are non-metals.
b
They have very high negative electron gain enthalpies.
c
They need 2 and 1 electron respectively to attain stable noble gas configuration.
d
All are correct.
answer is D.
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Detailed Solution
Oxygen family and Halogen family elements are with shortage of two and one electrons respectively to attain the nearest inert gas configuration, there fore they are non metallic in nature and with maximum negative electron gain enthalphies.