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CHM 101 CHM 101 Past Questions Objective Question
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Question

If the empirical formula of a compound is MgBr₂, which of the following formulas represents a possible molecular formula?
Options
A Mg₄Br₂
B Mg₂Br
C Mg₂Br₄
Correct Answer
D Mg₃Br₂
Correct Answer

Option C is the correct answer.

Detailed Explanation

The molecular formula is a whole-number multiple of the empirical formula. Mg₂Br₄ simplifies to MgBr₂ (dividing by 2). The others do not simplify to MgBr₂.

Hint

The molecular formula must be a multiple (n × empirical formula).

Question Info

Course: CHM 101
Topic: CHM 101 Past Questions
Type: Objective
Difficulty: Not specified
Question 1689 of 1872
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