Single correct option
Which of the following compounds is predominantly covalent in nature?
- A. Sodium chloride
- B. Magnesium oxide
- C. Calcium fluoride
- D. Carbon tetrachloride
Show answer and solution
Answer: (D) Carbon tetrachloride
Carbon shares electrons with four chlorine atoms to form covalent bonds in CCl4, a non-polar liquid that does not conduct electricity. The other three are formed by transfer of electrons from a metal to a non-metal and are ionic solids with high melting points.
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