Question

In Niels Bohr model of the atom, the orbits or shells are represented by the letters:

• A. P, Q, R, S
• B. W, X, Y, Z
• C. A, B, C, D
• D. K, L, M, N

Answer 1

The correct option is D K, L, M, N

The orbits or shells of an atom are represented as shown in the picture below. The nucleus is at the centre of the atom and the electrons in the shells around the nucleus. The shells in an atom are represented by the letters K,L,M,N and so on.