Elements ⁷²Zn, ⁷⁵As, and ⁷⁴Ge have the ________.
A) same number of protons
B) same number of protons and electrons
C) same number of neutrons
D) same number of neutrons and electrons

Question

Quizplus · Accepted Answer

The number of neutrons is calculated by subtracting the atomic number from the mass number. All three elements have 41 neutrons (72-31 for Zn, 75-33 for As, and 74-32 for Ge).

Elements ⁷²Zn, ⁷⁵As, and ⁷⁴Ge Have the ________