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JEE-Main 2024
05-04-2024 S2
Question
Number of compounds from the following with zero dipole moment is $\_\_\_\_$ . $\mathrm{HF}, \mathrm{H}_2, \mathrm{H}_2 \mathrm{~S}, \mathrm{CO}_2, \mathrm{NH}_3, \mathrm{BF}_3, \mathrm{CH}_4, \mathrm{CHCl}_3, \mathrm{SiF}_4$, $\mathrm{H}_2 \mathrm{O}, \mathrm{BeF}_2$
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Solution
H2 , CO2 , BF3 , CH4 , SiF4 , BeF2 are symm. molecule so dipole moment is zero
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