Jaspreet Kaur MCQ on

Acids, Bases & Salts

Question 1: The characteristic properties of an acid is due to the presence of ___________.1. hydride ions2. hydroxyl ions3. hydronium ions4. oxide ions

Question 2:   A strong acid in solution is __1. mostly molecules2. mostly ions3. both molecules and ions4. mostly water

Question 3: A weak acid in solution is ___________.1. mostly molecules2. mostly ions3. both molecules and ions4. less water

Question 4: The pH of a carbonated drink is ___________.1. less than 72. more than 73. equal to 74. approximately 7.8

Question 5: The drying of milk of lime (white washing) is due to the action of ___________.1. oxygen in air2. nitrogen in air3. CO2 in air4. hydrogen in air

Question 6: Which of the following is not a mixed salt?1. K.Ca.PO42. Ca(OCl)Cl3. Na.K.CO34. KCl

Question 7: Which is a soluble base in water?1. Fe(OH)32. Cu(OH)23. Zn(OH)24. NaOH

Question 8: Which of the following ionic species exist in a neutralization reaction?1. HCl-2. H+3. H2O4. H3O+

Question 9: Choose the acid salt from the following:1. NaNO32. Na2SO43. NaHSO44. Na2CO3

Question 10: From which of the following is TRUE:1) Salts of a strong acid & weak base are acidic with pH value less than 72) Salts of a strong acid and weak base are basic with pH value more than 73) Salts of a strong acid & weak base are neutral with pH value equal to 74) None of the above.

Question 11: From which of the following is TRUE:5) Salts of a strong base and weak acid are basic with pH value more than 76) Salts of a strong base & weak acid are neutral with pH value equal to 77) Strong base & weak acid are basic in nature with value more than 7.8) None of the above

Question 12: From which of the following does Acid reacts-9) React with metal carbonate, hydrogen carbonates.10)React with metallic oxides.11)Both 1 & 212)None of the above

Question 13: From which of the following does the Base react-1) React with metals (Al, Zn, Cr).2) React with oxides, hydroxide.3) Both 1 & 24) None of the above

ANSWERS-1) 32) 23) 34) 15) 36) 47) 48) 49) 310) 111) 312) 313) 4