The combination of atoms takes place so thatA. They can gain two electrons in the outermost orbitB. They get eight electrons in the outermost orbitC. They acquire stability by lowering of energyD. They get eighteen electrons in the outermost orbit.

The combination of atoms takes place so thatA. They can gain two elect

1.	The combination of atoms takes place so thatA. They can gain two electrons in the outermost orbitB. They get eight electrons in the outermost orbitC. They acquire stability by lowering of energyD. They get eighteen electrons in the outermost orbit.
Answer» Correct Answer - C

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Statement-1 : `NH_(3)` is pyramidal in shape . Statement-2 : `SiCl_(4)` and `GaCl_(4)^(-)` are isostructural . Statement-3 : `sd^(3)` hybridisation may be possibleA. TTFB. TTTC. FTTD. TFT
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Which one of the following arrangements of molecules is correct on the basis of their dipole moments ?A. `BF_(3) gt NF_(3) NH_(3)`B. `NF_(3) gt BF_(3) gt NH_(3)`C. `NH_(3) = NF_(3) gt BF_(3)`D. `NH_(3) gt NF_(3) gt BF_(3)`
The crystal lattice of electro covalent compounds is composed ofA. AtomsB. MoleculesC. Oppositely charged ionsD. Both molecules and ions
Statement 1 : All molecules with polar bonds may not have dipole moments Statement 2 : Dipole moment is a vectot quantity and bond dipoles may cancel out.A. Statemetn-1 is true, Statrment-2 is also true, Statement -2 is the correct explanation of statement-1B. Statement -1 is true , Statement 2 is also true, Statement-2 is not the correct ezplanation of Statement-1C. Statement-1 is true, Statement-2 is false.D. Statement-1 is false, Statement-2 is true.
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The combination of atoms takes place so thatA. They can gain two electrons in the outermost orbitB. They get eight electrons in the outermost orbitC. They acquire stability by lowering of energyD. They get eighteen electrons in the outermost orbit.

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