Covalent bonding Quiz
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5 questions, one answer each
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1. Which statement describes a covalent bond?
- A. Transfer of electrons from a metal to a non-metal
- B. Attraction between positive ions and delocalised electrons
- C. A shared pair of electrons between two atoms
- D. Attraction between molecules
2. How many covalent bonds does a nitrogen atom form in ammonia?
- A. Three
- B. One
- C. Five
- D. Four
3. What type of bond joins carbon to each oxygen in CO₂?
- A. Single
- B. Triple
- C. Ionic
- D. Double
4. How many electrons does each chlorine atom have in its outer shell in Cl₂?
- A. 7
- B. 6
- C. 8
- D. 2
5. Which molecule has no non-bonding pairs on its central atom?
- A. Water
- B. Ammonia
- C. Chlorine
- D. Methane