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CBSE Notes 2011-2012 » X-Science-Part1

Acids, Bases and Salts

Which of the following statement is not correct ?

Multiple choice question

Which of the following statement is not correct ?

Which of the following is(are) true when HC1 (g) is passed through water ? (i) It does not ionise in...

Multiple choice question

Which of the following is(are) true when HC1 (g) is passed through water ?
(i) It does not ionise in the solution as it is a covalent compound.
(ii) It ionises 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.

Which of the following statements is true for acids ?

Multiple choice question

Which of the following statements is true for acids ?

Which among the following is not a base ?

Multiple choice question

Which among the following is not a base ?

To protect tooth decay we are advised to brash our teeth regularly. The nature of the toothpaste com...

Multiple choice question

To protect tooth decay we are advised to brash our teeth regularly. The nature of the toothpaste commonly used is

Which of the following statements is correct about an aqueous solution of an acid and of a base ? (i...

Multiple choice question

Which of the following statements is correct about an aqueous solution of an acid and of a base ?
(i) Higher the pH, stronger the acid
(ii) Higher the pH, weaker the acid
(iii) Lower the pH, stronger the base
(iv) Lower the pH, weaker the base

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