Which equation is balanced?

Question

Responses

2Al+3F2→2AlF3
2 upper case A lower case l plus 3 upper case F subscript 2 end subscript rightward arrow 2 upper case A lower case l upper case F subscript 3 end subscript

Mg+2O2→2MgO
upper case M lower case g plus 2 upper case O subscript 2 end subscript rightward arrow 2 upper case M lower case g upper case O

Al+3O2→Al2O3
upper case A lower case l plus 3 upper case O subscript 2 end subscript rightward arrow upper case A lower case l subscript 2 end subscript upper case O subscript 3 end subscript

Na+F2→2NaF

Answer 1

upper case N lower case a plus upper case F subscript 2 end subscript rightward arrow 2 upper case N lower case a upper case F