When cathode rays strike zinc sulfide coating, what did it create?

If Energy = 4.5 KJ; calculate the wavelength.

What is the ratio of the atomic radius of the 5th orbit in chlorine atom and 3rd orbit in Helium atom?

No two electrons have the same set of all four quantum numbers.

When an electron jumps from 3rd orbit to 2nd orbit, which series of spectral lines are obtained?

Which of the following condition is suitable for cathode ray discharge tube?

Which of the following models are not the same as Thomson Model of Atom?

As per Heisenberg’s principle of uncertainty, the relation between relative momentum and relative position is ____…