Electronegativity and bond polarity Quiz
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5 questions, one answer each
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1. Which statement defines electronegativity?
- A. The energy to remove an electron from an atom
- B. The ability of an atom to attract the bonding electrons in a covalent bond
- C. The energy released when an atom gains an electron
- D. The number of electrons an atom can share
2. Which molecule is non-polar even though it contains polar bonds?
- A. NH₃
- B. H₂O
- C. CHCl₃
- D. CCl₄
3. Which bond is the most polar?
- A. H–F
- B. H–Cl
- C. C–H
- D. N–H
4. Which bond is non-polar?
- A. H–Cl
- B. Cl–Cl
- C. C–Cl
- D. N–H
5. Which molecule has an overall dipole?
- A. CO₂
- B. BF₃
- C. H₂O
- D. CH₄