ecardoso3539
ecardoso3539 ecardoso3539
  • 25-01-2020
  • Chemistry
contestada

Predict the following chemical formula for a compound between Al and S.
AIS
Al2S3
AI3S2
AIS3

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shaleenparikh1
shaleenparikh1 shaleenparikh1
  • 25-01-2020
Al2S3. Al has a +3 charge and S has a -2 charge, generally speaking
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ednorobello92 ednorobello92
  • 25-01-2020

Answer: Al2S3

Explanation: The oxidation number of Al is +3 since it is in group 3 ( Al+3).

Sulfur is in group 6 and has an oxidation of -2 since it is a nonmetal and an anion.

Criss cross the charges and write them as subscripts.

So the chemical composition is

Al2S3

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