AIEEE 2004 (Chemistry) Mock Test

Which among the following factors is the most important in making fluorine the strongest oxidizing halogen?

In the van der Waals equation of state for a gas, the constant '$b$ ' is a measure of:

The conjugate base of ${\text{H}}_2{\text{PO}}_4^{-}$ is:

$6.02\times 10^{20}$ molecules of urea are present in $100\text{ml}$ of its solution. The concentration of the urea solution is:

To neutralize completely $20\text{mL}$ of $0.1\text{M}$ aqueous solution of phosphorous acid (${\text{H}}_3{\text{PO}}_3$), the volume of $0.1\text{M}$ aqueous $\text{KOH}$ solution required is: