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4 years ago
Write a formula for the compound that forms between potassium and each of these polyatomic ion:

Carbonate.

Phosphate.

Hydrogen phosphate.

Acetate.


If you can explain how to find the formula that would be very helpful. Thank you in advance Slight Smile
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liz
wrote...
4 years ago
K2CO3
K3PO4
KH2PO4 or K2HPO4
KC2H3O2
carbonate has -2 charge, balance with two K+1
Pohsphate has -3 charge, balance with three K+1
hydrogen phosphate (HPO4) has a -2 charge, balance with two K+1
dihydrogen phosphate (H2PO4) has a -1 charge, balance with one K+1
acetate has a -1 charge, balance with one K+1
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