Which is true about the four atoms shown in figures A, B, C, and D?
B, C, and D are different elements, while A is an isotope of C.
A, B, and C are different elements, while D is an isotope of C.
A, C, and D are different elements, while B is an isotope of D.
A, B, and D are different elements, while C is an isotope of B.

Question

Which is true about the four atoms shown in figures A, B, C, and D?
B, C, and D are different elements, while A is an isotope of C.
	 A, B, and C are different elements, while D is an isotope of C.
A, C, and D are different elements, while B is an isotope of D.
A, B, and D are different elements, while C is an isotope of B.

anonymous · Answer

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anonymous · Answer

The number of protons is what determines the element.

If two atoms have the same number of protons but different number of neutrons, they are isotopes.