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Which type of intermolecular forces exist among the following molecules ? (i) `H_(2)S` molecules (ii) `H_(2)O` molecules (iii) `CL_(2)` and `C Cl_(4)` molecules (iv) `SiH_(4)` molecules (v) Helium atomms (vi) He atoms HCl molecules |
Answer» (i) Dipole-dipole interactions (because `H_(2)S` is polar). (ii) Hydrogen bonding. (iii) London dispersion forces (because are non-polar). (iv) London dispersion forces (because `SiH_(4)` is non-polar ) (v) London dispersion forces (because He atoms have symmetrical electron clouds). (vi) Dipole-induced dipole forces (because HCl is polar while He atom has symmetrical electron cloud). |
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