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Acid Bases and Salts Part-1


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Q.1 : Salt made of non-metallic elements only is :
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Q.2 : Which of the following is(are) true when HCl (g) is passed through water? (i) It does not ionize in the solution as it is a covalent compound. (ii) It ionizes in the solution (iii) It gives both hydrogen and hydroxyl ion in the solution (iv) It forms hydronium ion in the solution due to the combination of hydrogen ion with water molecule
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Q.3 : One drop of methyl orange solution when added to the solution obtained after electrolysis of an aqueous solution of NaCl with Pt electrodes, the colour of the solution will turn :
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Q.4 : Which of the following is used for dissolution of gold?
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Q.5 : The characteristic properties of an acid is due to the presence of :
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Q.6 : The indicator which produces a pink colour in an alkaline solution is :
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Q.7 : Copper reacts with dilute nitric acid and liberates__________.
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Q.8 : The property which is common between vinegar and curd is that they :
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Q.9 : What will a weak acid constitute?
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Q.10 : The indicators which turns red in acidic solution are :
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