Which of these substances will sodium hydroxide react with: SO2, HCL, Ca (OH) 2, CaO, CO2, KOH, Fe?

univerkov | April 22, 2021 | education

The reaction will not go with calcium compounds.

1.2NaOH + SO2 = Na2SO3 + H2O. Sodium sulfate formation.

2. NaOH + HCl = NaCl + H2O. Sodium chloride.

3.2NaOH + CO2 = Na2CO3 + H2O. Sodium carbonate.

4. NaIH + KOH = Na [K (OH) 2]. Potassium sodium hydroxide.

5. NaOH + Fe = FeNa2O2 + H2. Sodium iron oxide.

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