2Na + 2H2O =2 NaOH + H2
2NaOH + H2SO4 = Na2SO4 +2 H2O
Na2SO4 + BaCl2 = BaSO4 + 2NaCl
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Verified answer
2Na + 2H2O =2 NaOH + H2
2NaOH + H2SO4 = Na2SO4 +2 H2O
Na2SO4 + BaCl2 = BaSO4 + 2NaCl