Which statement best describes the nucleus of an aluminum atom?

(1) It has a charge of + 13 and is surrounded by a total of 10 electrons.

(2) It has a charge of + 13 and is surrounded by a total of 13 electrons.

(3) It has a charge of - 13 and is surrounded by a total of 10 electrons.

(4) It has a charge of - 13 and is surrounded by a total of 13 electrons.

Question

Chemistry

Myla Mcgee

27 April, 04:02

Which statement best describes the nucleus of an aluminum atom?

(1) It has a charge of + 13 and is surrounded by a total of 10 electrons.

(2) It has a charge of + 13 and is surrounded by a total of 13 electrons.

(3) It has a charge of - 13 and is surrounded by a total of 10 electrons.

(4) It has a charge of - 13 and is surrounded by a total of 13 electrons.

+3

Answers (1)

Know the Answer?

Hayley Deleon · Answer 1

The answer is (2). The atomic number of Al atom is 13 which means that there is 13 protons in the nucleus. So the nucleus has a charge of + 13. And the Al atom has net charge of 0. So there is 13 electrons surrounded the nucleus.