MCQ
The largest bond angle is in
- A$As{H_3}$
- ✓$N{H_3}$
- C${H_2}O$
- D$P{H_3}$

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$A.$ The electron gain enthalpy of $F$ is more negative than that of $Cl$
$B.$ Ionization enthalpy decreases in a group of periodic table
$C.$ The electronegativity of an atom depends upon the atoms bonded to it.
$D.$ $Al _2 O _3$ and $NO$ are examples of amphoteric oxides.
Choose the most appropriate answer from the options given below: