Question

can so4 is form by vriss cross method​

Answer 1

Answer:

hey here is your answer

Sulfate is the negative and polyatomic ion (SO4)-2. All ionic compounds have to be electrically neutral, so we have to put the aluminum and sulfate ions together in the correct ratio so their electrical charges cancel. There is a trick to determine that ratio; it's called ''the criss-cross'' method.

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