The oxidation number of an atom in the elementary form is………….

Oxidation number of carbon is highest in

The sum of oxidation numbers of all atoms in a neutral molecule is ……..

The oxidation mumbers of chlorine atoms in bleaching powder is _____

11,17,10 are the atomic number of elements X,Y and Z: Write down the oxidation numbers of the elements in the compound formed by any two of the element. Write the subshell electronic configuration of both ions.

Calculate the oxidation number of all the atoms in the following compounds and ions. 'CO_2, SiO_2, PbSO_4, ClO_4^-'

Find the oxidation number of the elements which are underlined in the compounds given below. Among these find out the elements which show variable oxidation numbers. MgO (Hint. Oxidation number o = -2, Cl = -1, K = +1)

Explain oxidation number and valency

Determine the oxidation numbers of the atoms in CaH_2 .