Li , Na and K react with dioxygen giving ……… , ………and …………respectively .

Explanation

To answer the question regarding the products formed when Lithium (Li), Sodium (Na), and Potassium (K) react with dioxygen (O₂), we can break down the reactions step by step.

### Step-by-Step Solution:

1. **Reaction of Lithium with Dioxygen:**
- When lithium reacts with dioxygen, it forms lithium oxide.
- The balanced chemical equation for this reaction is:
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