MCQ (Single Correct Answer)
What is the oxidation number of sulfur in $$\mathrm{H}_2 \mathrm{SO}_5$$ ?
Identify the elements undergoing reduction and oxidation respectively in the following redox reaction.
$$3 \mathrm{H}_3 \mathrm{AsO}_{3(\mathrm{aq})}+...
What is the value of $$x$$ in order to balance following redox reaction?
$$\mathrm{Mn}_{(\mathrm{aq})}^{2+}+x \mathrm{ClO}_{3(\mathrm{aq})}^{-} \right...
What is the oxidation state of carbon in $$\mathrm{CaC}_2$$ and $$\mathrm{K}_2 \mathrm{C}_2 \mathrm{O}_4$$ respectively?
Oxidation state of Cr in potassium dichromate is
What is the value of '$$\mathrm{x}$$' in order to balance the following redox reaction by ion electron method? $$\quad \mathrm{x} \mathrm{H}_2 \mathrm...
Identify reductant in following reaction.
$$\mathrm{{C_2}O_4^{2 - } + MnO_4^ - + {H^ + } \longrightarrow M{n^{2 + }} + C{O_2} + {H_2}O}$$...