Question

The equation for the chemical reaction shown is not balanced. What number should replace the question mark to balance this equation?

2Al + ?Cl2 → 2AlCl3

A.
the number 5

B.
the number 3

C.
the number 2

D.
the number 4

I think B

Answer 1

@Luigi0210

Answer 2

I haven't done balancing equations for a while, but yea, seems right :)

Answer 3

Thanks ^_^

Answer 4

You'll have 2 Al, and 6Cl