Question

H and D isotopes of hydrogen form H2O and D2O with oxygen. Which of the following you

think right for the above observation.

(A)H and D have same number of protons

(B) H and D have same no. Of neutrons

(C) A and D have same no. Of electrons

(D)H and D have same mass number.​

Answer 1

Answer:

D) H and D have same mass number