Atomic Structure test 3

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A test from chapter 5 i.e Atomic Structure of Chemistry part 1. This is Free online test for FSc and Entry test Preparation for UET, NUST, FAST, GIKI, PIEAS, NFC, Punjab University, UHS, other Engineering Universities and Medical Colleges.

1. An orbital can have maximum electrons

A) 2
B) 8
C) 18
D) 6

2. n + l value for 4f will

A) 2
B) 5
C) 7
D) 9

3. When a spectrum of light is formed by the radiation given off by a substance it is called

A) line spectrum
B) continuous spectrum
C) emission spectrum
D) absorption spectrum

4. Neutron was discovered by

A) Chadwick
B) Bohr
C) J.J. Thomson
D) Einstein

5. Cathode rays can drive a small paddle wheel which shows that they

A) are positively charged
B) possess momentum
C) do not possess momentum
D) none

6. Slow neutrons are generally more effective than fastness for the purpose of

A) effusion
B) fission
C) penetration
D) absorption

7. The wavelength associated with the moving stone

A) can be measured by many methods
B) cannot be measured by any method
C) can be measure by some method
D) none

8. Radius of orbit of an electron and velocity of electron are

A) directly proportional to each other
B) inversely proportional to each other
C) independent to each other
D) none of these

9. The values of magnetic quantum number give us information about the number of orbitals in a

A) small shell
B) orbit
C) subshell
D) none

10. Which of the following terms are used for the number of positive charges on the nucleus of an atom

A) atomic number
B) atomic mass
C) nuclear charge
D) atomic charge