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Chemistry miscellaneous
  1. Which among the following is a covalent compound ?
    1. Calcium chloride
    2. Magnesium fluoride
    3. Sodium chloride
    4. Carbon tetrachloride
Correct Option: D

Ionic compounds are made up of a metal and nonmetal, and covalent compounds are made up of two nonmetals. In the carbon tetrachloride molecule, four chlorine atoms are positioned symmetrically as corners in a tetrahedral configuration joined to a central carbon atom by single covalent bonds: CH4 + 4Cl2 ? CCl<0sub>4 + 4HCl


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