MCQ on Hydrogen Ion Concentration pH Scale: Chemistry is considered to be the most scoring subject in NEET JEE Exam. As it is one of the easiest scoring subjects, it is often ignored and undermined a subject. But if you want to get an edge over others, here is a tip, master NEET/JEE Chemistry concepts. Chemistry demands the attention of students in understanding reactions and concrete basic understanding but once done it only gets easier from there. Mastering NCERT syllabus for NEET/JEE Chemistry should be topping your list of to-do for chemistry.

In this post we are providing you MCQ on Hydrogen Ion Concentration pH Scale, which will be beneficial for you in upcoming NEET, JEE, Medical and Engineering Exams.

MCQ on Hydrogen Ion Concentration pH Scale

Q1. 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

Q2. The following salt is not hygroscopic in nature _______.
a) NaCl
b) MgCl
c) CaCl₂
d) KCl

Q3. When sulphuric acid reacts with eggshell it produces _______.
a) nitrogen gas
b) hydrogen gas
c) carbon monoxide
d) carbon dioxide gas

Q4. 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

Q5. Range of pH scale is
a) 0 to 14
b) 0 to 10
c) 7 to 10
d) 7 to 14

Q6. When acids react with metal oxide it produces _______.
a) salts only
b) water and salt
c) salts and hydrogen gas
d) no reaction takes place

Q7. Ammonium sulphate salt is _______.
a) basic salt
b) acidic salt
c) neutral salt
d) complex salt

Q8. 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

Q9. pH of neutral salt is _______.
a) 7
b) <7
c) >7
d) 0

Q10. Level of pH found in antacid solution _______.
a) ≤ 6.5
b) ≥ 7.0
c) > 10
d) > 14

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