Q. In 1930, International Union of Chemistry gave a modified report which is called

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Q. The charge on carbonate ion is

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Q. Six-membered ring with alternate double and single bonds is called

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Q. Minus 1 charge is used for the ion

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Q. The name marsh gas was given to methane because it is found in

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Q. The silicates have the same charge as

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Q. When -OH group is attached to the benzene ring, then it is known as

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Q. The chemical formula of ethane is

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Q. The chemical formula of ice is

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Q. Compounds containing one or more atoms in the ring of heterocyclic compounds are called

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Q. CaSO₄.2H₂O has a common name

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Q. The chemical formula of calcium fluoride is

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Q. Carbon and oxygen combine to give covalent compounds

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Q. The charge on borate ion is

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Q. A alkane, C₃H₈ can be given the name

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Q. A compound in which two benzene rings are separated by a single bond is called

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Q. The systematic report for naming organic compounds was given by

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Q. The compounds formed by non-metals only are

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Q. The chemical formula of ammonia is

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Q. Organic compounds in which first and last carbon atoms are free are called

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