Chemistry MCQ on Cell Constant and Electrochemical Cells for NEET, JEE, Medical and Engineering Exam 2021
MCQ on Cell Constant and Electrochemical Cells: 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 Cell Constant and Electrochemical Cells, which will be beneficial for you in upcoming NEET, JEE, Medical and Engineering Exams.
MCQ on Cell Constant and Electrochemical Cells
Q1. The oxidation number of sulphur in Caro’s acid is ______. c) +6
a) +4
b) +5
c) +6
d) +7
Q2.Electrolytes conduct electric current by the ______. d) movement of electrons from the cathode to anode
a) movement of ions
b) movement of atoms
c) movement of molecules
d) movement of electrons from the cathode to anode
Q3. Which of the following is the most powerful reducing agent? d) H2S
a) SnCl2
b) HNO2
c) H2SO3
d) H2S
Q4. The cell constant of a conductivity cell ______. a) Remains constant for a cell
a) Remains constant for a cell
b) Changes with a change of electrolyte
c) Changes with change in temperature
d) Changes with a change of concentration of electrolyte
Q5.The reductant may be defined as a substance, whose oxidation no of the atom _____. a) increases
a) increases
b) decreases
c) remains constant
d) may increases or decreases
Q6.
a)
b)
c)
d)
Q7. Oxygen has a +2 oxidation state in ______. b) F2O
a) SO2
b) F2O
c) H2O2
d) H2O
Q8. When the salt bridge is removed from a cell, its voltage ______. b) will decrease to zero
a) will increase
b) will decrease to zero
c) will decrease to half
d) will not change
Q9. Which of the following is not an example of an oxidizing agent? b) hydrogen sulphide
a) nitric acid
b) hydrogen sulphide
c) hydrogen peroxide
d) potassium dichromate
Q10. Which of the following is the strongest reducing agent? c) Li
a) Ca
b) Mg
c) Li
d) Na
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By Team Learning Mantras