NO
Iso-electronic species is
The nitride ion in lithium nitride is composed of
7 protons + 10 electrons
10 protons + 10 electrons
7 protons + 7 protons
10 protons + 7 electrons
The (-particle scattering experiment of Rutherford concluded that
The nucleus is made up of protons and neutrons
The number of electrons is exactly equal to number of protons in atom
The positive charge of the atom is concentrated in a very small space
Electrons occupy discrete energy levels
Discharge tube experiment is carried at
Relative charge of a proton
Which of the following explains the sequence of filling electrons in diffrent sub shells
If the electrons fall from n=3 to n=2, in H atom then emitted energy is
The longest wavelength in Balmer series is
Which of the following quantumm numbers is not derived from Schrodingers wave equation
The P.E. of the electron present in ground state of Li+2 ion is represented as
Which of the following has maximum number of unpaired electrons