Q. Elements of group 1 are collectively known as

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Q. Beryllium has mineral named as

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Q. The metal which is in the liquid state is

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Q. In the chemical reaction F₂ + 2NaCl →, products are

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Q. The color of bromine is

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Q. The element is a powerful oxidizing agent and destroys organic matter

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Q. Alkalis are good reducing agent except

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Q. The color of fluorine is

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Q. Complete the following reaction V₂O₅ + →

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Q. All group II-A elements react with hydrogen forming hydrides except

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Q. Example of the mild oxidizing agent is

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Q. The color of calcium ion is

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Q. The metal which cannot be easily oxidized is

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Q. Sodium reacts with alcohol to form

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Q. The metal and its salt which imparts crimson red color to the flame is

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Q. The element is used for igniting aluminium powder in the thermite process

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Q. Sodium reacts rapidly with water giving NaOH and gas

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Q. Group-IIA elements are called

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Q. The heaviest metal in the periodic table is

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Q. The block in periodic table that contain noble metals

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