
A metallic oxide contains metal. The vapour density of the chloride of the metal is . Find the atomic weight of the metal.

Important Questions on Redox Reactions



Molar mass of



of is titrated against solution. The titration is discontinued after adding of solution. The remaining titration is completed by adding solution. What is the volume of solution required for completing the titration ?

The strength of volume solution of is
[Given that, the molar mass of and ]

A solution was made by adding of The normality of the solution is . The value of is _______
(The atomic mass of is )

of oxalic acid solution taken in a conical flask is titrated against from a burette using phenolphthalein indicator. The volume of required for the appearance of permanent faint pink colour is tabulated below for five experiments. The concentration, in molarity, of the solution is .
Exp. No. | Vol. of |
What is the value of ?
Round of your answer to the nearest integer.


A solution containing impure reacts completely with of in acid solution. The purity of (in ) is______ (mol. wt. of ; mol. wt. of )

(Molar mass of )

[ is a metal]



(molar mass of calcium bicarbonate is and magnesium bicarbonate is



