Emilies70 Emilies70

21-01-2020
Chemistry

contestada

1. Which of the following pairs of atoms are isotopes?
a) K-39 and K-40
c) C-12 and N-14
b) F-10 and Ne-10
d) H-2 and He-2

Respuesta :

snehasomasundaran snehasomasundaran

26-01-2020

Answer:

Isotopes of an element are atoms of the same element with same number of protons but different number of neutrons. Only choice (b) has 2 atoms of X with 6 protons and 8 and 6 neutrons respectively.

Explanation:

b) is the answer

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