2Na + O2 = Na2O2
2Ca + O2 = 2CaO
2Na + Cl2 = 2NaCl
Ca + Cl2 = CaCl2
2Na + 2H2O = 2NaOH + H2
Ca + 2H2O = Ca(OH)2 + H2
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Answers & Comments
2Na + O2 = Na2O2
2Ca + O2 = 2CaO
2Na + Cl2 = 2NaCl
Ca + Cl2 = CaCl2
2Na + 2H2O = 2NaOH + H2
Ca + 2H2O = Ca(OH)2 + H2