Eamcet Chemistry - Unit - 4 Chemical Bonding-Polarity of Bonds Free Online Tests | Mock Tests | Preparation | Practice Tests

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The molecules BF₃ and NF₃ are covalent compounds. But BF₃ is non-polar and NF₃ is polar. The reason is

A. Boron is a metal and nitrogen is a gas in uncombined state

B. BF bonds have no dipole moment where as NF bonds have dipole moment

C. Atomic size of boron is smaller than that of nitrogen

D. BF₃ is planar but NF₃ is pyramidal in shape

E. None of the above

View Answer

Correct choice: D

Explanation:

none

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