(a) Account for the following:
(i) Tendency to show -2 oxidation state decreases from oxygen to tellurium.
(ii) Acidic character increases from HF to HI.
(iii) Moist SO2 gas acts as a reducing agent.
(b) Draw the structure of an oxoacid of sulphur containing S-O-S linkage.
(c) Complex the following equation:
XeF2+‌H2O→
OR
(a) Among the hydrides of group 16, write the hydride
(i) Which is a strong reducing agent.
(ii) Which has maximum bond angle.
(iii) Which most thermally stable.
Give suitable reason in each.
(b) Complete the following equations:
S+

H2SO4

(‌ Conc. ‌)

→
‌Cl2+‌

NaOH

‌ (Cold and dilute) ‌

→