FSC Part 1 Chemistry Chapter 9 Solutions Online Test

Top Scorers Of Chapter 9 "Acid-Base Chemistry" MCQ`s Test

Sr.#	Question	Answer
1	The solubility product of AgCl is 2.0 x 10^-10 mol2 dm-6. The maximum concentration of Ag+ ions in the solution is.	A. 2.0 x 10^-10 mol dm^-3 B. 1.41 x 10^-5 mol dm^-3 C. 1.0 x 10^-10 mol dm^-3 D. 4.0 x 10^-20 mol dm^-3
2	The definition of amphoteric is	A. Only acid B. Only base C. Botha acid and base D. Neither
3	If Ka of acetic acid is 1.8 X 10^-5, IT IS	A. Strong acid B. Base C. Weak acid D. Neutral
4	Litmus turns which color in a basic solution.	A. Red B. Orange C. Blue D. Colorless
5	In an acid base titration, the equivalence point is reached when.	A. pH of the solution is 7.0 B. The indicagor changes color C. Equal volumes of acid and base have been added D. The reaction stops
6	A substance that changes color with pH is a	A. Orange B. Red C. Yellow D. Blue
7	Which is more acidic pH3 or pH 5?	A. Both same B. pH 3 C. pH5 D. Cannot say
8	The pH scale ranges typically from	A. 1 -10 B. 0 - 14 C. -1 to 1 D. 7 - 14
9	Strong bases have	A. Low Kb B. High Kb C. Low pH D. High Ka
10	In a titration, the equivalence point is when	A. No acid left B. pH = 7 C. Moles of acid= moles of base D. Buffer forms