Class 11th

Select the incorrect statement among the following

Which among the following is not a state function?

Depletion of ozone in stratosphere is due to

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

Species having two unpaired electrons 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. v1 and v2 will be

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

If $n_1,n_2$ and $n_3$  are the fundamental frequencies of three segments into which a string is divided, then the original fundamental frequency n of the string is given by

Select the compound of highest covalent character.