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Science-Related Homework Help Chemistry Topic started by: lexitrae on Sep 20, 2012



Title: How many Bromine atoms do you need to join to Aluminum to make Aluminum Bromide?
Post by: lexitrae on Sep 20, 2012
Is it....

A.3
B.4
C.5

Please tell me why c: Thanks in advance!


Title: How many Bromine atoms do you need to join to Aluminum to make Aluminum Bromide?
Post by: buidatsnpha on Sep 20, 2012
I think there are several possibilities - check my link to wikipedia


Title: How many Bromine atoms do you need to join to Aluminum to make Aluminum Bromide?
Post by: riza on Sep 20, 2012
From the Wiki link given:"By far the most common form of aluminium bromide is Al2Br6. This species exists as hygroscopic colorless solid at standard conditions."

Technically, the correct answer is 6, which is not an answer choice. So, go with choice A, using the formula AlBr3.