Three different atoms of oxygen are represented as : `._(8)^(16)O,._(8)^(17)O.
Channel: Doubtnut
Date: 2020-01-26

Three different atoms of oxygen are represented as : `._(8)^(16)O,._(8)^(17)Oand._(8)^(18)O` (i) What do the subscripts (lower figures) and supercripts (upper figures) represented ? (ii) What factor is responsible for the change in the supercripts 16, 17 and 18, though the element is the same ? (iii) What is the usual name for such atoms of an element ? (iv) Give the nuclear composition of `._(8)^(18)O`.