NEET UG CHEMISTRY MCQ: 13 TH GROUP ELEMENTS (P-BLOCK)

Consider the following statement about the following reactions :

$A$ : $2 {H}_2 {O}({l})+2 {~F}_2({~g}) \rightarrow 4 {HF}({g})+{O}_2({~g})$

$B$ : ${BF}_3+{HF} \rightarrow {HBF}_4$

I. Reaction ($A$) is redox reaction whereas reaction $(B)$ is acid-base reaction

II. In reaction ($A$) ${H}_2 {O}$ is oxidising agent.

III. In reaction $({B}), {BF}_3$ is Lewis base.

Choose the correct statement(s) :