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Introduction to d and f Block Elements

Which of the ...

Question

Which of the following is not the reason for the higher $E A_{1}$ of halogens?
I) High nuclear charge
II) Larger atomic size
III) Easy to get octet configuration, i.e., $n s^{2}$ $n p^{6}$
IV) Half filled p-orbitals

I and IV

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I, II and III

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II and IV

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II and III

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Solution

The correct option is D II and IV
Halogen are samllest in size along the period. They tend to accept one electron to get their octet configuration. Their first electron affinity is higher because of the greater effective nuclear charge.

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Which of the following is not the reason for the higher EA1 of halogens? I) High nuclear charge II) Larger atomic sizeIII) Easy to get octet configuration, i.e., ns2 np6IV) Half filled p-orbitals

The correct option is D II and IVHalogen are samllest in size along the period. They tend to accept one electron to get their octet configuration. Their first electron affinity is higher because of the greater effective nuclear charge.

Which of the following is not the reason for the higher $E A_{1}$ of halogens?
I) High nuclear charge
II) Larger atomic size
III) Easy to get octet configuration, i.e., $n s^{2}$ $n p^{6}$
IV) Half filled p-orbitals

The correct option is D II and IV
Halogen are samllest in size along the period. They tend to accept one electron to get their octet configuration. Their first electron affinity is higher because of the greater effective nuclear charge.