Question

Which of the following pairs represent isotopes?
A) 28Si and 28S14+
B) 28Si and 28A1
C) 28Si and 29Si
D) 28Si and 28Si4-
E) 28 Si4+ and 28 A13+
O
O
31

Answer 1

Answer:

C

Explanation:

Isotopes are versions of the same element but with a different number of neutrons.