1.
____Ca + ____Br2 →
2.
____Mg + ____H2O →
3.
____Mg + ____P →
4.
____H3PO4 + ____Fe →
5.
____Mg + ____Cu(NO3)2 →
6.
____HCl + ____Mg →
7.
____K + ____H2O →
8.
____Li + ____O2 →
9.
____HI + ____Zn →
10.
____Al + ____S →
11.
____H2SO4 + ____Al →
12.
____Al + ____CuBr2 →
13.
____Ca + ____N2 →
14.
____HI + ____Mg →
15.
____Cl2 + ____Zn →