PPSC FPSC Lecturer Chemistry Solved MCQs Test No. 62

Online Free Taleem is free online MCQ’s test related to Lecturer Chemistry. All the individuals who are going to appear in PPSC, FPSC, KKPSC, SPSC, BPSC, AJ&KPSC, NTS, Lecturer Chemistry written test can attempt these tests in order to prepare for it in best possible way. Our tests of Lecturer of Chemistry include all the important questions and Past Paper of  Lecturer Chemistry, that have extremely high amount of chances for been included in the actual exam which make our test undoubtedly the best source of preparation.

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Test Instructions:-
Test NameLecturer Chemistry
SubjectChemistry Test 62
Test TypeMCQs
Total Questions25
Total Time20 Minutes
Total Marks100
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You have 20 minutes to pass to the quiz.


Lecturer Chemistry Online Test No. 62

1 / 25

How many d-electrons are present in Cr2+ ion?

2 / 25

The atomic number of an element is 35. What is the total number of electrons present in all the p orbitals of the ground state atom of that element?

3 / 25

The total spin resulting from a d3 configuration is:

4 / 25

Which of the following elements has least number of electrons in its M shell?

5 / 25

Millikan’s oil drop method is used to determine:

6 / 25

Which of the following does not travel with the speed of light?

7 / 25

Which one of the following pairs of ions have the same electronic configuration?

A). Sr3+, Cr3+

B). Fe3+, Mn2+

C). Fe3+, Co3+

D). Cr3+, Fe3+

8 / 25

The number of nodal planes in a px orbital is:

9 / 25

Which one of the following forms a colourless solution in aqueous medium?

a). Fe+2

b). Cr3+

c). Mn+2

d). Zn2+

10 / 25

Set of isoelectronic species is:

A). H2, CO2, CN, O

B). N, H2S, CO

C). N2, CO, CN, O2 +2

D). Ca, Mg, Cl

 

11 / 25

What is the packet of energy called?

12 / 25

In ground state, an element has 13 electrons in its M shell. The element is:

13 / 25

Dual nature of particle was given by:

14 / 25

In which orbital the angular momentum of an electron is zero?

15 / 25

l = 3, then the values of magnetic quantum numbers are?

16 / 25

Quantum numbers of an atom can be defined on the basis of:

17 / 25

If the electron of a hydrogen atom is present in the first orbit, the total energy of the electron is:

A). –e2/2r

B). –e2/r

C). –e2/r2

D). –e2/2r2

18 / 25

Chromium is represented by the electronic configuration:

A). [Ne] 3s2 3p6 3d1 4s2

B). [Ne] 3s2 3p6 3d2 4s1

C). [Ne] 3s2 3p6 3d5 4s1

D). [Ne] 3s2 3p6 4s2 3d4

19 / 25

How many electrons can be accommodated in a p-orbital?

20 / 25

The quantum number ‘m’ of a free gaseous atom is associated with:

21 / 25

Wavelength of spectral line emitted is inversely proportional to:

22 / 25

The outermost configuration of most electronegative element is:

A). a) ns2 np5

B). ns2 np6

C). ns2 np4

D). ns2 np6

23 / 25

To explain the structure of atom the first use of quantum theory was made by:

24 / 25

The radius of hydrogen atom is 0.53 Å. The radius of Li2+ is of:

A). 1.27 Å

B). 0.17 Å

C). 0.57 Å

D). 0.99 Å

25 / 25

Number of orbitals in L energy level:

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