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How to find bond angle based on electron and molecular shape

User Giannis Christofakis
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Answer:

The bond angles depend on the number of lone electron pairs. For example, boron trichloride has no lone pairs, a trigonal planar shape and bond angles of 120 degrees. The trioxygen molecule O3 has one lone pair and forms a bent shape with bond angles of 118 degrees.

User Pleshette
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