MolSynapsequestion bank

MolSynapse / Question bank / Basic Inorganic Nomenclature and Oxidation Number / Oxidation number determination including fractional and unusual cases

NEET levelSingle correct optionDifficulty 1 of 3bn121

What is the oxidation number of Cl in $NaOCl$ (Na is $+ 1$ , O is $- 2$ )?

A $+ 1$
B $- 1$
C $+ 3$
D $+ 5$

Answer: A

1 + (- 2) + x = 0

, so

x = + 1

. The ion is hypochlorite.

Practice Basic Inorganic Nomenclature and Oxidation Number More on Oxidation number determination including fractional and unusual cases

Previous questionNext question

More questions on Oxidation number determination including fractional and unusual cases

What is the oxidation number of Cr in K2Cr2O7 (O is -2, K is +1)? NEET level
What is the oxidation number of N in the ammonium ion NH4^+ (H is +1)? NEET level
What is the oxidation number of Fe in K4[Fe(CN)6] (cyanide is -1, K is +1)? NEET level
What is the AVERAGE oxidation number of S in the tetrathionate ion S4O6^2- (O is -2)? JEE Main level
What is the AVERAGE oxidation number of Fe in Fe3O4 (O is -2)? JEE Main level
What is the oxidation number of O in potassium superoxide, KO2 (the anion is O2^-)? JEE Main level