Question

calculate the number of neutrons in the following isotopes.

1. 37/27 CL

2. 207/83 pb

3. 235/92 U​

Answer 1

Answer:

1:- 10

2:- 124

3:- 153

Explanation:

protons + neutrons = atomic number

in this 37,,207,,235 is atomic number and 27,,83,,92 is number of protons hence neutrons+protons = atomic number atomic number-protons = neutrons