Which of the following statements are true regarding ionic compounds with polyatomic ions?
a
When an alkali earth metal is attracted to a phosphate, a cation to anion ratio would be 3:2
b
Cobalt's charge is the same in CoSO4 and CoSO3
c
potassium cyanide and silver iodate are equal in cation to anion ratio.
d
An acetate can never be in an ionic compound with a cation to anion ratio of 1:3
e
Ni(SCN)2 and Au(SCN)3 have a same charge for the transition metal.
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Ответ:
thus
Explanation:
thus i cannot help