Question

I need help please!!!

Answer 1

Al has a charge of +3

Cl has -1

So you want al Cl to cancel out the charges

Step-by-step explanation:

Hence Al=+3

Cl=-1 x 3

Together they have a charge of 0

so The blue is +3

Red is -1

Left green is 1 right green is 3 (these have no sign)