Question

how to balance chemical equations with polyatomic ions​

Answer 1

Balancing of chemical equation is not tough....

Just use hit and trial method...

And check that the reactants should be equal to products...

That's it...

Answer 2

hit and trail method

step 1 : mark each elements in box to remain independent

step 2 : arrange them in elements LHS RHS then balance

step 3 : after arranging remove the box