Q. Organic compounds which contains halogens is

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Q. The enthalpy changes which cannot be found by calorimeter can be found by the help of

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Q. The application of Law of Thermodynamics to the enthalpy changes was done by

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Q. Hess's law states that a chemical reaction is independent of the route by which chemical reactions takes place while keeping the same

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Q. The first law of thermodynamics states that energy can not be

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Q. Bhaskara suggested perpetual motion by explaining a wheel could run

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Q. Blue cheese has smell because of ketone

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Q. The carbonyl group in aldehyde is

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Q. The oxidation of primary alcohols give

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Q. CH₃CH₂CH₂CH₂CHO is formula for

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Q. Ketones are formed by the oxidation of

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Q. The carbonyl compounds have an odor similar to

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Q. Almond essence in cakes and pudding is made from

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Q. Carbonyl compounds are

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Q. Metalloids have electrical conductivity in

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Q. The elements of group II are

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Q. The electrical conductivity of metalloids can be raised by an increase in

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Q. Non-metal elements with diatomic molecules are from

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Q. The strength and high melting point of ceramics is due to their

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Q. The remaining amount of copper ores on earth is less than

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