are
(i) oxygen (ii)
carbon
(iii)
hydrogen (iv) chlorine
(a) (i) and
(ii) (b) (ii) and (iii) (c) (iii) and
(iv) (d) (i) and (iv)
Answer:
(d) Atoms other
than C and H, if present in organic compound, are called heteroatoms.
You need to login to perform this action.
You will be redirected in
3 sec
