Question

Which of the following is/are CORRECT according to Bohr's atomic theory?

(I) Energy is emitted when electron moves from a higher stationary state to a lower one.

(II) Orbits are arranged concentrically around the nucleus in an increasing order of energy.

(III) The energy of an electron in the orbit changes with time.

विकल्प

• (I) and (II)

• (II) and (III)

• Only (I)

• Only (III)

Answer 1

(I) and (II)