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BeF2 containing dipole moment while H2O having zero dipole moment.

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Important Questions on Chemical Bonding and Molecular Structure

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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 38
In CO2 molecule, C-O bond is polar but CO2 molecule is non-polar because the vector sum of two C-O bond is zero.
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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 39
During the formation of covalent bond both shared electron having opposite spin.
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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 40
The bond Hg-Cl is more ionic in HgCl2 than Hg2Cl2.
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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 41
The solubility of ionic solids decreases when hydration energy of ions increases.
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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 42
The polarising power of Zn2+ is greater than Ca2+ ions.
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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 43
The colour of PbI2 is yellow. The reason for this is large size of Pb+2 ion.
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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 44
The HNH bond angle in NH3 is greater than HAsH angle in AsH3.
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Beta Question Bank for Engineering: Chemistry>Chapter 14 - Chemical Bonding and Molecular Structure>EXERCISE-3>Q 45
Linear overlap of two atomic orbitals leads to a σ bond.