Question

Predict the following chemical formulas. (Formula format example: ABs2 = AB2)

Potassium and Bromine:
Sodium and Chlorine:
Calcium and Chlorine:

Answer 1

I have four problems like this, but I don't get them.

Answer 2

Predict the following chemical formulas. (Formula format example: ABs2 = AB2)

Potassium and Bromine:
Sodium and Chlorine:
Calcium and Chlorine:
Cesium and Sulfur:
Strontium and Bromine:
Aluminum and Chlorine:
Barium and Iodine:
Boron and Bromine:
Lithium and Oxygen:

Predict the formula for Al and S. (Enter subscripts after the letters, for instance, H2O = Hs2O. Also, don’t forget to use proper chemical shorthand for chemical symbols. For instance, chlorine = Cl but not cl or cL.)

Answer 3

Can someone help me? @ksaimouli

Answer 4

@nader1