Orbits

Q.

Not considering the electron spin, the degeneracy of the second excited state is 9, while the degeneracy of the first excited state of the H atom is:

1. 1

2. 2

3. 3

4. 4

Q.

The orbit closest to the nucleus has the lowest energy.

1. True
2. False

Q.

What are Quantum Numbers ?

Q.

The energy of an orbit increases as we move away from the nucleus.

1. Increases as we move away from nucleus

2. Decreases as we move away from nucleus

Q. Not considering the electronic spin, the degeneracy of second excited state(n=3) of hydrogen atom is 9, while the degeneracy of second excited state of H-

Q.

Electrons in an atom revolve around the nucleus in certain selected concentric paths which are called orbits. Which of the following orbit do you think will have highest energy?

1. K orbital

2. L orbital

3. M orbital

4. N orbital

Q. HOW TO KNOW THAT AN ELEMENT HAS VACANT D- ORBITAL ? WHICH PERIOD HAS VACANT ORBITALS ??