Apni Kaksha Chemistry. We covered all the Apni Kaksha Chemistry in this post for free so that you can practice well for the exam.
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Apni Kaksha Chemistry Objective for Students
Which solution has the highest pH in its aqueous solution?
(A) 0.1 M HCI
(B) 0.1 M CH3COOH
(C) 0.1 M HCN
(D) 0.1 M NH4OH
Option d – 0.1 M NH4OH
If the pH of the solution is 8. It is diluted 1000 times. pH will be
(A) 8
(B) 5
(C) 7 to 8
(D) 4
Option c – 7 to 8
The pH of a mixture obtained by mixing 40 ml of 0.2 M H₂SO4 and 10 ml of 0.1 M HCl solution is
(A) 0.74
(B) 0.468
(C) 7.4
(D) 4.68
Option b – 0.468
pH of acid is 5. If 1 ml of this solution is diluted to 1 liter. the pH of the solution becomes
(A) 3.45
(B) 10.25
(C) 8.58
(D) 6.96
Option d – 6.96
20 ml of 0.1 M HCl was added into 20 ml of 0.001 M KOH solution. The pH of the resulting solution becomes
(A) 2
(B) 1.3
(C) 7
(D) 0
Option b – 1.3
The pH of 0.05 M H₂SO4 solution assuming complete association is
(A) 1
(B) -2
(C) -1
(D) +2
Option a – 1
A weak monobasic acid has pH = 5 in its 0.005 M solution. The percent ionization of an acid in solution is
(A) 2%
(B) 0.2%
(C) 0.5%
(D) 0.25%
Option b – 0.2%
Which solution has pH = 12?
(A) 0.01 M KOH
(B) 1 N KOH
(C) 1 N NaOH
(D) 1 N Ca(OH)2 solution
Option a – 0.01 M KOH
pH of solution A is 3 it is mixed with another solution of B having pH = 2 with equal volumes. The pH of the resulting mixture is
(A) 3.2
(B) 1.95
(C) 3.4
(D) 3.5
Option b – 1.95
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