TEST - 23( Structure of Atom )

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EFFORTS NEVER FAIL

NAME : *

1.Magnetic quantum number (ml) values can be known from *

1 point

n – 1

2l + 1

+ 1 and - 1

2.Maximum number of electrons that can be accomded in 'd' sub shell is *

1 point

3.'P' orbital starts from orbit. *

1 point

4.Elliptical orbits are introduced by *

1 point

Neils Bohr

Heisen Berg

Sommer Field

Plank

5.The quantum number which explains the size and energy of the orbit is *

1 point

6.If l = 1 for an atom then the no of orbital’s in its sub shell is *

1 point

7.The maximum no of electrons that can be accommodated in the L shell of an atom is *

1 point

8.Among the following which colour has the highest wave length *

1 point

Red

Violet

Green

Blue

9.Bohr’s model explains all the line spectra observed in the case of atom. *

1 point

Hydrogen

Helium

Boron

Carbon

10.Bohr’s model failed to account for splitting of *

1 point

Atomic spectra

Absorption spectra

Line spectra

None of these

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