Question

In the portion of the periodic table given below, A, B, C, D……. represent the element. of period 2, 3 and 4. Which are not usual symbols of elements

Answer 1

Answer:

(i) T, (ii) G, (iii) G and S, (iv) H and P, (v) D and L, (vi) Q, (vii) E, (viii) The halogens, (ix) I : Sodium, J : Magnesium; N: Phosphorus; O: Chlorine.