Question

Frame the formulae for calcium carbonate in criss cross method

Answer 1

Answer:

Explanation:

Step 1: Write the symbols of the radicals.

Ca CO3

Step 2: Write th valency below the respective radical.

Ca CO3

2 2

Step 3: Cross multiply the number of radicals.

Ca × CO3

+2 -2

Step 4: Write down the chemical formula of the compound.

CaCO3

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