Q. Element is made up of

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Q. It cannot be split into simpler substances through chemical processes. It is

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Q. Mixtures can be converted to compounds through

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Q. Other than Carbon (C), Nitrogen (N₂), Oxygen (O₂), and Hydrogen (H₂), another element of a tree is

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Q. Main elements of living things do not include

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Q. Symbol of gold is

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Q. Praseodymium is the

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Q. Elements un-common to both living things and non-living things include

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Q. A mixture

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Q. S is symbol of

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Q. Most common element in air is

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Q. Physical properties are individual and not result of constituting elements in

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Q. The lowest density of metals provided is of

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Q. After Barium (Ba), metal that has highest density is

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Q. The density of Calcium (Ca) being the lowest in Group-II elements, the next element of lowest density is

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Q. The metal among the four with the highest density is

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Q. Fluorine is more oxidizing in nature than

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Q. Fluorine can be stored in a metal lined with nickel and copper alloy to protect from

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Q. Fluorine reacts with noble gases to form

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Q. At temperatures above 1500 °C, hydrogen fluoride (HF) and hydrogen chloride (HCl) are

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