Q. The temperature at which thermal decomposition of metal nitrates (e.g. Ca(NO)₃) of Group-II takes place,

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Q. The main product of calcium carbonate is

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Q. One of the forms of calcium carbonate which is used to make expensive decoration tiles is

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Q. The melting point of Magnesium Oxide is higher than

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Q. Kilns and furnaces are lined by magnesium oxide because of its high

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Q. Farmers raise the pH of acidic soil by using

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Q. Concrete sets when arranged with iron rods passes through it, improves it

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Q. When calcium oxide is burned with clay its makes

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Q. Rocks of the building are made by blocks using mortar with the element

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Q. Sand and rocks further added to cement becomes

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Q. The process of decomposition of calcium carbonate (CaCO₃) and formation of calcium oxide (CaO) and carbon dioxide (CO₂) takes place in

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Q. MgO is used to line kilns and furnaces because of its

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Q. Lime used by farmers to raise the pH of the soil is

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Q. Excess acids in the stomach can be neutralized through

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Q. Slaked lime is used

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Q. Metal oxide that turns into cement upon roasting with clay is

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Q. Halogen alkanes are naturally found and are

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Q. Depleting of CFCs caused a serious environmental hazard i.e.

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Q. The effects of CFC can be retained in the atmosphere for up to a/an

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Q. (Chloro Fluoro Carbons) CFCs are not

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