All of the following reactions concerning alkali metals are correct except ________. A)2Na (s)+ 2H₂O (l)→ 2NaOH (aq)+ H₂ (g) B)Na (s)+ O₂ (g)→ NaO₂ (s) C)2Na (s)+ H₂ (g)→ 2NaH (s) D)2Na (s)+ S (s)→ Na₂S (s) E)2Na (s)+ Cl₂ (g)→ 2NaCl (s)

Question

Quizplus · Accepted Answer

Alkali metals (group 1 on the periodic table) are known to react with oxygen to form metal oxides. However, the correct chemical formula for sodium oxide is Na2O, not NaO. Therefore, the reaction given in choice B is not correct.

All of the Following Reactions Concerning Alkali Metals Are Correct