Write the reaction equation: Na → NaOH → NaCl → Na → NaH

Actions to solve the chain of transformations Na → NaOH → NaCl → Na → NaH:
1) Sodium + Water (or any hydroxide, since they have a particle – OH) —> Sodium hydroxide + Hydrogen.
Na + H2O → NaOH + H2.
2) Sodium hydroxide + Perchloric acid (salts of this acid are also suitable, for example potassium chloride – KCl) —> Sodium chloride + Water.
NaOH + HCl -> NaCl + H2O.
3) Sodium Chloride + Aluminum (or any metal) —> Sodium + Aluminum Chloride.
3NaCl + Al -> 3Na + AlCl3.
4) Sodium + Hydrogen —> Sodium hydride.
2Na + H2 -> 2NaH.



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