Q. The process of direct conversion of solid into vapours is

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Q. The stationary phase is solid in

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Q. The chromatographic technique was invented by a Botanist

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Q. In order to achieve a good separation, two liquids are gently shaken to increase their area of

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Q. In chromatography, substances are separated due to their relative

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Q. In the separating funnel, layers are formed containing solvent to be separated

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Q. Most ionic compounds are soluble in

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Q. For the formation of ionic bond, the E.N difference should be

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Q. Ionic bond is formed by atoms having ionization energy value

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Q. The bond formed due to complete transfer of electron from one atom to other is

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Q. NaCl has ionic character

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Q. In the IUPAC system, the ion charge is indicated in the name as in brackets.

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Q. Almost all the polyatomic ions are

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Q. Aluminium cation has a charge

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Q. The magnitude of the charges on the anions is equal to 8 minus their Group Number.

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Q. The cations of group IIA have a charge

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Q. They will form anions with only one possible negative charge

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Q. The magnitude of the positive charge on the main group metal cations is equal to their

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Q. Sulphur in group VIA forms anions with a charge

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Q. Sodium in group IA forms a cation with charge

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