Class 11th

Which among the following is not a state function?

A gas at 300 K and 10 bar has molar volume 10% more than that for an ideal gas under the same conditions. The correct option about the gas and its compressibility factor (Z) is

The number of moles of K₂Cr₂O₇ that will be needed to react with one mole of nitrite ion in acidic solution is

The energies E₁ and E₂ of two radiations are 100 kJ and 200 kJ respectively. The relation between their frequencies i.e. n₁ and n₂ will be

We have a mixture of gases having 2 moles of monoatomic $\left(C_{v,m}=\frac{3R}{2}\right)$  gas and 6 moles of diatomic gas $\left(C_{v,m}=\frac{5R}{2}\right)$ . Find out molar heat capacity (C_nm) of the mixture.

The number of radial nodes and angular nodes in 3p orbital respectively are

If 65.5 g of a metal chloride contains 35.5 g chlorine, then equivalent mass of metal is

Mass of moon is $\frac{1}{81}$  times the mass of a planet and radius is $\frac{1}{9}$  times the radius of the planet. The ratio of escape speed from planet to escape speed from moon is ________.

A body of mass m is projected with speed u at angle 45° with horizontal. The angular momentum of body, about point of projection when body is at highest point, is $\frac{\sqrt[]{2}m{u}^3}{xg}$  find x,

The period of oscillation of system shown below is $\pi \sqrt[]{\frac{\alpha m}{5k}}$  then a is _______