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1st Year Chemistry MCQs Chapter No.10 ElectroChemistry MDCAT

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Chemistry 1st Year MCQs Chapter No.10 Electrochemistry, FSc, First Year Multiple Choice Questions, Medical College ( MDCAT ) , ECAT & University Admission Entry Test Exams Online Preparation, Chapter Wise Question Answers Notes in Pdf, Old Board Papers reference with Each Question, All Queries accommodated within 24 Hours. Click here to Contact us for any Query/Question regarding Exams.

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1st Year CHEMISTRY notes and MCQs are according to latest Paper Pattern of Punjab Boards, All Exercises in Textbooks are solved to ensure the Quality Education to Medical College Students. All MCQs are according to UHS (University of Health Sciences) Lahore approved Syllabus.

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Book Name :  Chemistry
Chapter No. 10
Chapter Name : ElectroChemistry
Total MCQ from Text Book :  56
Book Version  : 2022
Published By : Punjab Text Book Board Lahore
Approved By : Govt of the Punjab and Federal Ministry for Education
Test Type : MCQ’s
Exam conduct By : Inter Boards of Sindh, KPK, Balochistan, AJK, Gilgit Baltistan, Punjab & Federal
Class / Grade  : 11 ( F.Sc. Intermediate)
Total Marks : 56
Total Time :   56 minutes




GRADE 11 - CHEMISTRY - CHAPTER NO. 10 - ELECTROCHEMISTRY

GRADE 11 - CHEMISTRY - CHAPTER NO. 10 - ELECTROCHEMISTRY

1 / 56

Oxidation number of elemerii in free state is:

2 / 56

In Fuel cells, chemical energy may be changed into:

3 / 56

In Bleaching Powder (Ca , oxidation number of Cl atom is:

4 / 56

The trend of strength' as oxidizing agent down the electrochemical series is:

5 / 56

Reduction always takes place at:

6 / 56

Oxidation involves:

7 / 56

The electrode through which the electrons enter the electrolytic solutions.

8 / 56

2K2MnO4 + Cl2 ? 2KMnO4 + 2KC1 The reaction.

9 / 56

Which ion will be discharged more easily?

10 / 56

The cell in which electrical energy is converted into chemical energy is called:

11 / 56

Oxidation no. of N in HNO3:

12 / 56

Which product is obtained at anode in electrolysis of NaNO3(aq) solution?

13 / 56

Oxidation no. of C in C6 is:

14 / 56

If the salt bridge is not used between two half cells, then the voltage

15 / 56

Anode in lead accumulator is lead grids filled with:

16 / 56

Zn(S)/Zn2+(aq) (1M)//Cu2+(aq) (1M)/Cu(s)
is representation of the reaction:

17 / 56

Oxidation no. of S in Na2S4O6 is:

18 / 56

SO 2- 4 + 8H+ + xe- S + 4H2O In the above reaction, value of 'x' is:

19 / 56

Percentage of H2SO4 used in lead accumulator is:

20 / 56

What are x and y in the reaction: xBr2 + 6OH- ? BrO- 3 + yBr- + 3H2O

21 / 56

The value of reduction potential of F2 is:

22 / 56

Voltage of Fuel cell 0.9 V and its efficiency is:

23 / 56

Oxidation state of Mn in MnO-2 4:

24 / 56

In electrolytic solutions, conductance of electricity is due to:

25 / 56

When Zn metal is added to CuSO4 solution copper is precipitated. It is due to:

26 / 56

2Fe + 3Cl2 ? 2FeC13 in this reaction.

27 / 56

In the following ionic equation BrO- 3 + 6H+ + xe- ? Br3+ + 3H2O The value of x is:

28 / 56

Which of the following statements is correct about Galvanic cell?

29 / 56

Oxidation state of nitrogen in HNO3 is:

30 / 56

Oxidation number of Cr in K2CrO4:

31 / 56

The most common fuel used in fuel cell is:

32 / 56

If a strip of Cu metal is placed in a solution of FeSO4:

33 / 56

Oxidation state of oxygen in OF2:

34 / 56

The cathodic reaction in the electrolysis of dil. H2SO4 with Pt electrodes is:

35 / 56

Oxidation No. of S in S8 , S2 F2 and H2 S are respectively:

36 / 56

Which of the following has same oxidation number in all its compounds?

37 / 56

Galvanic cells which cannot be recharged are called:

38 / 56

In H2O2, oxidation state of oxygen is:

39 / 56

In Daniel cell, Zn rod has negative sign and acts as:

40 / 56

Cell potential depends upon:

41 / 56

When fused PbBr2 is electrolysed:

42 / 56

Nelson's cell is used to prepare:

43 / 56

The best reducing agent is:

44 / 56

The electrode through which the electron enters the electrolytic solution:

45 / 56

How many electrons are required to balance the charge? 2Cr3+ + 7H2 O Cr2 O2- 7 + 14H+

46 / 56

Which process is used for extraction of Aluminium?

47 / 56

In NICAD, cathode is:

48 / 56

Electrode potential of SHE is arbitrarily taken as:

49 / 56

The charge on mole of electrons is:

50 / 56

Stronger the oxidizing agent, greater is the:

51 / 56

The electrolyte used in fuel cell is:

52 / 56

The cell which is not rechargeable is called:

53 / 56

Oxidation number of Cr in K2Cr2O7:

54 / 56

A reaction is spontaneous and feasible if emf is:

55 / 56

Cu metal can be purified in electrolytic cell by making the impure Cu as:

56 / 56

Oxidation number of Cr in Cr2(SO4)3 is:

Your score is

The average score is 48%

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Photo of admin admin Send an email August 6, 2020
727 3 minutes read

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