MCQ
Select the correct statements of the following :- 

$(a)$ Effective nuclear charge for nitrogen is $3.90$

$(b)$ $IP$ of $Ne$ is more than $Na^+$

$(c)$ Order of electron negativity $sp > sp^2 > sp^3$

$(d)$ Order of acidic character $NH_3 < PH_3 < AsH_3$

  • A
    $a, b, d$
  • $b, c$
  • C
    $a, c, d$
  • D
    $a, b, c, d$

Answer

Correct option: B.
$b, c$
b
Because $CsF$ is electrovalent compound

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