300+ TOP MCQs on Hydrogen Ion Concentration pH Scale and Buffer Solution and Answers

NEET  Chemistry is the very imporatant paper in the Medical Entrance EXAM. So these NEET Chemistry MCQs with Answers for all Concepts as per the new syllabus. Practice daily with these NEET Chemistry objective questions on air pollution. NEET Chemistry Hydrogen Ion Concentration pH Scale and Buffer Solution Multiple Choice Questions

MCQs on Hydrogen Ion Concentration pH Scale and Buffer Solution :

1. Range of pH scale is
(A) 7 to 10
(B) 0 to 10
(C) 0 to 14
(D) 7 to 14

Answer

Answer: (c)

2. Level of pH found in antacid solution
(A) ≤ 6.5
(B) ≥ 7.0
(C) > 10
(D) > 14

Answer

Answer: (b)

3. Three unknown solutions are given with pH value of 6, 8 & 9.5 respectively. Which solution will contain the maximum OH^– ion?
(A) Solution sample-1
(B) Solution sample-2
(C) Solution sample-3
(D) Data are insufficient

Answer

Answer: (c)

4. pH of neutral salt is
(A) 7
(B) <7 (c) >7
(D) 0

Answer

Answer: (a)

5. Ammonium sulphate salt is
(A) basic salt
(B) acidic salt
(C) neutral salt
(D) complex salt

Answer

Answer: (a)

6. When sulphuric acid reacts with eggshell it produces
(A) hydrogen gas
(B) nitrogen gas
(C) carbon monoxide
(D) carbon dioxide gas

Answer

Answer: (d)

7. In the Chlor-alkali process, the byproduct gases are
(A) hydrogen only
(B) hydrogen and oxygen gas
(C) hydrogen and chlorine gas
(D) chlorine and nitrogen gas

Answer

Answer: (c)

8. The following salt is not hygroscopic in nature
(A) NaCl
(B) MgCl
(C) CaCl₂
(D) KCl

Answer

Answer: (a)

9. When more and more water is diluted with acids its H+ ion concentration will
(A) increase
(B) decrease
(C) remains the same
(D) depends on the type of acids

Answer

Answer: (b)

10. When acids react with metal oxide it produces
(A) water and salt
(B) salts and hydrogen gas
(C) salts only
(D) no reaction takes place

Answer

Answer: (a)