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Posted by on Friday, October 15, 2010 at 10:33pm.

Write a formula for the ionic compound that forms between each of the following pairs of elements.

1. aluminum and oxygen Express your answer as a chemical formula.
AlO and Al2O3 and Al2O3 the 2 was the bottom right cornor

and I got this message
Use subscripts to represent the number of each type of atom or ion in a molecule.

2. potassium and oxygen Express your answer as a chemical formula.
K2O2 and KO
and I got this for both answers.

Use subscripts to represent the number of each type of atom or ion in a molecule.

  • Chemistry - , Friday, October 15, 2010 at 10:47pm

    I finaly got #2 it is K2O

  • Chemistry - , Friday, October 15, 2010 at 10:49pm

    and I finaly got #1 it is Al2O3

  • Chemistry - , Friday, October 15, 2010 at 11:08pm

    Right. Al2O3 and K2O are correct.

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