Q. Formula of Calcium Nitride (Ca₃N₂) is

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Q. Natural gas consists of

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Q. Consider chemical reaction ZnCO₃ + HNO₃ → Al(NO₃)₃ + H₂O, number of HNO₃ molecules required for a balanced equation will be

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Q. Formula of calcium hydrogen sulphate is

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Q. Valency is also referred to as

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Q. Calcium carbonate CaCO₃ is a

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Q. Chemical formula of aluminum nitrate is

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Q. Mass of an element in a compound can be calculated through

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Q. Relative atomic mass of 3O₃ is

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Q. Formula of potassium sulphate is

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Q. To balance Al(OH)₃ + HNO₃ → Al(NO₃)₃ + H₂O, number of HNO₃ molecules required will be

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Q. Chemical formula of butane is

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Q. Valency of Sulphide is

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Q. Formula Al(NO₃)₃ indicates that

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Q. In acid and base reaction, product includes

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Q. In Na₂CO₃.10H₂O, relative formula mass is

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Q. Valency of magnesium is

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Q. Valency of Plumbum can be

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Q. Combining Copper(II) (Cu+2) with Oxygen (O₂) results in

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Q. Molar mass of (NH₄)₂SO₄ is

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