25
AssignmentMultiple Choice

Evaluating Scientific Explanations

Question 25 • Physical Science Sem 1 (2003310) BCPS 2026-27

What is the name of the aluminum ion?

Answer
A
Al–1
B
Al+2
C
Al–3
D
Al+3

Explanation

Aluminum commonly forms an ion by losing three electrons, giving it a charge of 3+. Therefore, the aluminum ion is Al³⁺, which is choice D.

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