Q. The oxides of Al and Si are

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Q. Upon reacting with alkalis, insoluble oxides of non-metals of Period 3 form

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Q. By accepting H⁺ ions from water molecules, metal oxides ions of Period 3 act as

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Q. In water, the oxides of Na and Mg produce

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Q. Period 3 metal that has the highest electronegativity is

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Q. The acidic nature of Aluminum (Al⁺³) and Silicon (Si±⁴) ions can be judged by allowing them to react with

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Q. If the reactants are H₂SO₄ and H₂O, the products will include

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Q. The oxide used to treat indigestion and relieve pain is

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Q. Compounds which can act as both acids and bases are called

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Q. Electronegativity of oxygen is equal to

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Q. One of the oxides that do not react with water is

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Q. The by-products of reaction MgCl₂ + H₂O, if HCl is allowed to react, will be

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Q. Silicon dioxide reacts with an acid to form

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Q. An example of Amphoteric compound could be

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Q. Sulphuric (IV) acid is formed upon the reaction of H₂O and

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Q. Silicon dioxide is insoluble in

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Q. Elements get more electronegative going across

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Q. Geranium(IV) is an acidic oxide which has very similar properties to that of

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Q. Potassium oxide reacts and dissolve in water forming alkaline solutions, hence it is

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Q. During formation of oxides electrons are transferred from sodium, magnesium and aluminum to

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