PPSC FPSC Lecturer Chemistry Solved MCQs Test No. 62

Lecturer Chemistry MCQs / , , ,

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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There will be 25 multiple choice question in the test.
Answer of the questions will change randomly each time you start this test.
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Test Instructions:-
Test Name Lecturer Chemistry
Subject Chemistry Test 62
Test Type MCQs
Total Questions 25
Total Time 20 Minutes
Total Marks 100
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You have 20 minutes to pass to the quiz.

Lecturer Chemistry Online Test No. 62

1 / 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

2 / 25

Wavelength of spectral line emitted is inversely proportional to:

3 / 25

What is the packet of energy called?

4 / 25

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

5 / 25

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

6 / 25

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

7 / 25

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

8 / 25

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

a). Fe+2

b). Cr3+

c). Mn+2

d). Zn2+

9 / 25

Millikan’s oil drop method is used to determine:

10 / 25

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

11 / 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

12 / 25

Number of orbitals in L energy level:

13 / 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+

14 / 25

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

15 / 25

The outermost configuration of most electronegative element is:

A). a) ns2 np5

B). ns2 np6

C). ns2 np4

D). ns2 np6

16 / 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

17 / 25

Dual nature of particle was given by:

18 / 25

The total spin resulting from a d3 configuration is:

19 / 25

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

20 / 25

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

21 / 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?

22 / 25

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

23 / 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

 

24 / 25

The number of nodal planes in a px orbital is:

25 / 25

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

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