Fsc Part 1 Chemistry MCQ's Test For Full Book With Answers

Fsc Part 1 Chemistry MCQ's Test For Full Book

Sr. # Questions Answers Choice
1 A substance that changes color with pH is a Orange  Red Yellow Blue
2 A salt that hydrolyzes in water in from Strong acid and base Weak acid or base None  Both strong
3 CH3COONA is a salt of. Strong acid+ Strong base Weak acid+Strong base None Weak base+Weak acid
4 A salt from stron acid+weak base gives. Neutral solution  Acidic solution  Precipitate Basic solution 
5 Which one of the following is not the applicatio of solubility products. Determination of solubility from Ksp Common ion effect Predicting precipitation Dissociation of bonds
6 The pKa value for HCOOH is. 4.74 3.78 4.78 4.24
7 A buffer solution is. Stron acid+ strong base Weak Acid + Its salt Weak base + Its salt Weak base+ salt of strong acid
8 The suppression of ionization of a weak electrolyte by adding common ion is Le-Chatelier's effect Common ion effect Auf Bau effect Hund's rule
9 Which one of the following compound is added in purficatio of NaCl in common ion efffect. HCl H2SO4 HNO3 HF
10 The Ka of a weak acid is 10-5 its pKa is 2 3 5 10
11 Which is a weak acid HNO3 H2SO4 HF HCl
12 Strong bases have Low Kb High Kb Low pH High Ka
13 An acid with low Ka value is. Strong Weak Base Neutral
14 A base taht ionizes completely in aqueous solution is called. Strong base Weak base Conjugate acid Neutral
15 The sgtrength of base is measured by its. Ka Kb Pkw Kw
16 If Ka of acetic acid is 1.8 X 10-5, IT IS Strong acid Base Weak acid Neutral
17 Which of the following is a weak base. KOH NaOH NH3 Ca(OH)2
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