1st Year Chemistry MCQs Chapter No.10 ElectroChemistry MDCAT

1st Year Chemistry MCQs Chapter No.10 ElectroChemistry MDCAT

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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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

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

2 / 56

In H2O2, oxidation state of oxygen is:

3 / 56

Which ion will be discharged more easily?

4 / 56

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

5 / 56

Oxidation number of Cr in K2Cr2O7:

6 / 56

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

7 / 56

In NICAD, cathode is:

8 / 56

Electrode potential of SHE is arbitrarily taken as:

9 / 56

Oxidation number of elemerii in free state is:

10 / 56

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

11 / 56

The electrolyte used in fuel cell is:

12 / 56

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

13 / 56

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

14 / 56

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

15 / 56

The best reducing agent is:

16 / 56

Oxidation state of Mn in MnO-2 4:

17 / 56

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

18 / 56

Voltage of Fuel cell 0.9 V and its efficiency is:

19 / 56

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

20 / 56

Oxidation no. of C in C6 is:

21 / 56

The value of reduction potential of F2 is:

22 / 56

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

23 / 56

Which of the following statements is correct about Galvanic cell?

24 / 56

The most common fuel used in fuel cell is:

25 / 56

Oxidation state of nitrogen in HNO3 is:

26 / 56

Nelson's cell is used to prepare:

27 / 56

Oxidation state of oxygen in OF2:

28 / 56

The cell which is not rechargeable is called:

29 / 56

When fused PbBr2 is electrolysed:

30 / 56

Reduction always takes place at:

31 / 56

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

32 / 56

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

33 / 56

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

34 / 56

Cell potential depends upon:

35 / 56

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

36 / 56

Oxidation no. of S in Na2S4O6 is:

37 / 56

Stronger the oxidizing agent, greater is the:

38 / 56

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

39 / 56

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

40 / 56

Oxidation number of Cr in K2CrO4:

41 / 56

In Fuel cells, chemical energy may be changed into:

42 / 56

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

43 / 56

A reaction is spontaneous and feasible if emf is:

44 / 56

The electrode through which the electrons enter the electrolytic solutions.

45 / 56

The charge on mole of electrons is:

46 / 56

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

47 / 56

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

48 / 56

Oxidation involves:

49 / 56

Percentage of H2SO4 used in lead accumulator is:

50 / 56

Galvanic cells which cannot be recharged are called:

51 / 56

In electrolytic solutions, conductance of electricity is due to:

52 / 56

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

53 / 56

Oxidation no. of N in HNO3:

54 / 56

Anode in lead accumulator is lead grids filled with:

55 / 56

The electrode through which the electron enters the electrolytic solution:

56 / 56

Which process is used for extraction of Aluminium?

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