The dipole moment of compound AB is 10.92 D and that of compound CD is 12.45 D. If the bond length of AB is 2.72 A° and that of CD is 2.56 A°, then for these compounds the correct statement is:

1. More ionic nature in AB 2. More ionic nature in CD
3. Equal in both 4. Cannot be predicted
Subtopic:  Polarity |
 74%
Level 2: 60%+
AIPMT - 1999
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Find the correct reason for Hâ‚‚O being polar while BeFâ‚‚ is non-polar.

1. Hâ‚‚O shows hydrogen bonding, whereas BeFâ‚‚ exists as a discrete molecule.
2. Hâ‚‚O is linear, whereas BeFâ‚‚ is angular.
3. Hâ‚‚O is angular, whereas BeFâ‚‚ is linear.
4. The electronegativity of F is greater than that of O
Subtopic:  Polarity |
 79%
Level 2: 60%+
AIPMT - 2004
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Which of the following would have a permanent dipole moment?

1. BF3 2. SF4
3. SiF4 4. XeF4
Subtopic:  Polarity |
 73%
Level 2: 60%+
AIPMT - 2005
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