Question

formula of magnesium carbonate by Criss cross method​

Answer 1

Answer:

Mg^2 so4^2

to magnesium has valency to any sofa has valency to therefore 2 and2 cut out and brings 1

mg^2 so4^2

↘ ↙

mgso4

Answer 2

Answer:

The formula is MgCO3

Explanation:

mg^+2 CO3^-2

Mg2(CO3)2

MgCO3

Hope you'll Understand...