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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Q. The acidic oxide below out of the four is

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Q. An acidic oxide reacts well with

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Q. The pH of the Phosphoric acid (H₃PO₄) is

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Q. Stomach pain and indigestion are relieved when which of the following is taken orally?

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Q. The maximum oxidation number increases

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Q. In Phosphoric acid H₃PO₄, the oxidation state of Phosphorus is

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Q. Aluminum oxide acts as a base when it reacts with

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Q. With purely ionic bonding, the oxides of metal sodium and magnesium produce with water the

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Q. The pH of the H₂SO₃(aq) is

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Q. Aluminum oxide never react or dissolve in

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Q. Sulfur dioxide (SO₂) and sulfur trioxide (SO₃) react and dissolve in water yielding

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Q. Consider the equation: Mg(OH)₂(s) + HCl → MgCl₂. The other by product is

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Q. An acidic oxide (non-metal oxide) does not react with

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