Page 2 - 4.HOME ASSIGNMENT-(CH-2-PH OF SALTS)
P. 2

SUBJECTIVE:

                 S.L                                 Questions                                 Mark  Skill
                 No.
                 Q.1                                                                           1       R
                        Name the acid and base that have constituted the salt
                           ammonium nitrate.        [CBSE 2010]

                 Q.2                                                                           1       u
                        Write a balanced chemical equation for the reaction
                        between sodium  carbonate  and  hydrochloric  acid
                        indicating the physical state of reactants and the products.
                               [CBSE 2010]

                 Q.3    Mention the pH of aqueous solution of the following salts as           3       R+A
                        7, more than 7, less than 7.
                        KCl, Na2CO3, NH4C1, NaNO3 (Sodium nitrate)
                                                                      [CBSE 2016]

                 Q.4    Classify the following salts into acidic, basic and neutral salts:     3       U+A
                        Potassium sulphate, ammonium chloride, sodium
                        carbonate, sodium chloride          [CBSE 2011]

                 Q.5                                                                           5       HOT
                        (a) A salt is produced by reaction between an acid
                           and a base. Identify the acid and base from which
                           the following salts have been formed:
                        (i) Na2SO4, (ii) NH4Cl, (Hi) KNO3, (iv) NaCl

                        (b) Which one of these will have pH less than 7 and
                           why?       [CBSE 2012]









































               2
   1   2