Class 11th
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6 months agoContributor-Level 10
4.60. Lattice energy is defined as the energy released when one mole of crystalline solid is formed by the combination of oppositely charged ions.
(i) As the magnitude of charge on an ion increases there will be greater force of interionic attraction and hence greater will be the value of Lattice energy,
(ii) Smaller the. size of the ions> lower will be the internuclear distance and thus greater will be the Lattice energy,
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6 months agoContributor-Level 10
4.59. The outer shell electrons are shown as dots surrounding the symbol of the atom. These symbols are known as Lewis symbols or Lewis structures.
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6 months agoContributor-Level 10
4.58. (i) The molecule should contain highly electronegative atom like hydrogen atom.
(ii) The size of electronegative atom should be small.
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6 months agoContributor-Level 10
4.57. Bonding molecular orbital has lower energy and higher stability.
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