What is the value of the $C-O-H$ bond angle in $CH_3OH$ (in $^{\circ}$)?

In which of the following is the bond angle maximum?

Which of the following molecules can be represented as $AB_2E_2$,where $A$ is the central atom,$B$ represents bond pairs of electrons,and $E$ represents lone pairs of electrons?

Which of the following is the incorrect order of bond angle?

The molecule having the largest bond angle is

Select from each set the molecule or ion having the smallest bond angle:
$(i)$ $NH_3, PH_3$ or $AsH_3$
$(ii)$ $O_3^+, O_3$
$(iii)$ $NO_2^-$ or $O_3$
$(iv)$ $X-S-X$ angle in $SOCl_2$ and $SOF_2$