Q. A species that can donate an electron pair is called

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Q. Ions are always considered as acids

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Q. According to Lewis concept, acid is a/an

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Q. Molecules containing an atom with unshared electron pairs are

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Q. If a stress is applied to a system at equilibrium, the system acts in such a way so as to nullify the effect, is called

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Q. It is used to take a known volume of liquid for volumetric analysis or titration

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Q. It is used in titration or volumetric analysis

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Q. It is used for hanging, clamping, holding and heating during the experiment

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Q. When solutions are to be kept under observation, the following apparatus is used

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Q. Wire gauze is used to supply uniform heat to

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Q. Thistle funnel is used to pour into a wolf's bottle or a flask

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Q. Temperature is measured by

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Q. Calorimeter is made up of

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Q. It is used to prepare gases and has two openings

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Q. It is used to warm or heat the substances

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Q. It is used for evaporation of solution, in sublimation

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Q. The simplest whole number ratio of atoms of each element in the molecule of a compound is called

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Q. Empirical formula of benzene is

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Q. In case of ionic compounds, the molecular and empirical formulas are

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Q. Empirical formula of glucose is

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