Here we can prepare the class 11 chemistry chapter 6 chemical equilibrium solved MCQs for Sindh board students that will be beneficial in exam preparation.
11 Class Chemistry Chapter 6 MCQs with Answer
These 1st-year chemistry chapter 5 MCQs help Karachi, Hyderabad, Larkana, and Sukkur students in their Sindh Board Examination.
1. When the ______of ionic concentrations exceeds the solubility product, then the precipitation occurs.
a) Sum
b) Product
c) Both of the above
d) ¼ product
Answer: b) Product
2. The solubility product of AgCl is 2.0×10-10 mol2.dm-6. The maximum concentration of Ag+ ions is the solution is
a) 2.0×10-10 mol2.dm-6
b) 1.41×10-5 mol.dm-3
c) 4.0×10-10 mol2.dm-3
d) 1.0×10-10 mol2.dm-6
Answer: b) 1.41×10-5 mol.dm-3
3. When the ionic product of sparingly soluble substance is _____ to the Ksp of the substance. Then the solution is said to be saturate.
a) Greater
b) Lesser
c) Equal
d) None of the above
Answer: c) Equal
More 11 Class Chemistry MCQs
4. What is the pH of a saturated solution of MgOh2
a) 3.5
b) 10.1
c) 10.9
d) 10.5
Answer: d) 10.5
5. Which of the following H+ ion concentration is possible for basic solution
a) 10-12 M
b) 10-2 M
c) 10-14 M
d) 10-20 M
Answer: a) 10-12 M
6. When HCl is added to H2S aqueous solution, its ionization
a) Increases
b) Remains constant
c) First increases then decreases
d) Decreases
Answer: d) Decreases
7. In the presence of common ion, the ionization of an electrolyte will
a) Increase
b) Decrease
c) No affect
d) Moderate change
Answer: b) Decrease
8. The suppression of ionization of a weak acid or weak base by adding one of its own ions is known as
a) Ionization
b) Buffer action
c) Common ion effect
d) Buffer capacity
Answer: c) Common ion effect
9. By adding NH4Cl to NH4OH. The ionization of NH4OH
a) Increases
b) Remain same
c) Decreases
d) Increase 100 times
Answer: c) Decreases
Conclusion
The topic of this post is class 11 chemistry chapter 6 mcqs with solved answers for Sindh board exam paper preparation additionally we add this post into the 11th class mcqs category.