How many compound(s) or iron (s) can be oxidised by `H_(2)O_(2)` among the following (i) `AsO_(3)^(2)` (ii) `SO_(4)^(2-)` (iii) `Fe_(2) (SO_(4))_(3)`

`2Fe_(2)O_(3)(s)+3C(s)rarr12Fe(s)+3CO_(2)(g)uparrow` `n_(C)=(n_(Fe))/(4)xx3=(112)/(56)xx(3)/(4)` `w_(C)=(112)/(56)xx(3)/(4)xx18kg`

16 gm rust `rArr(16)/(160)` moles of rust 0.1mole of rust moles of `Fe=2xx("molar of rust")` `=2xx0.1=0.2`

Correct Answer - `(8)`

Correct Answer - 3 (I,ii, iii)

Correct Answer - 5 (ii, iii, iv, v, vii)

Correct Answer - 26

Correct Answer - 6(except i, iv and ix)

Correct Answer - 3(iii, viii, ix)

Correct Answer - 3(i, ii and iv)

Correct Answer - `04.5`