🧪 M.C.Q.: Choose the correct answer ✅

• 1. O₂
  
• Atom Diatomic molecule Triatomic molecule

• 2. H
  
• Atom Diatomic molecule Triatomic molecule

• 3. C
  
• Atom Diatomic molecule Triatomic molecule

• 4. CO
  
• Atom Diatomic molecule Triatomic molecule

• 5. CO₂
  
• Atom Diatomic molecule Triatomic molecule

📊 RESULT: