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HB. Structure of Atom

Total questions: 10

Worksheet time: 4mins

Name
Class
Date
1.

number of shells are given by the formula :

a)

-l to +l

b)

2n2

c)

n

d)

n2

2.

Subsidiary Quantum Number is given by which formula

a)

n2

b)

0 to (n-1)

c)

2n2

d)

+1/2

3.

which of the following quantum number have both positive and negative values

a)

Principle Quantum Number

b)

Azimuthal Quantum Number

c)

Magnetic Quantum Number

d)

None of these

4.

Number of electrons in one Orbital

a)

2

b)

6

c)

10

d)

14

5.

Abnormal electronic configuration is for following elements

a)

Hg & Ag

b)

Zn & Pt

c)

Cu & Pd

d)

Cu & Cr

6.

Electronic configuration of Neon

a)

1s1 2s2 2p6

b)

1s2 2s2 2p6

c)

1s2 2s0 2p6

d)

1s1 2s1 2p6

7.

In 2p3 the subshell value is

a)

0

b)

1

c)

2

d)

3

8.

The size and energy of the orbital is given by _________________ quantum number

a)

Spin

b)

Magnetic

c)

Subsidary

d)

Principle

9.

Shape of the orbital is given by _____________

a)

Magnetic Quantum Number

b)

Principle Quantum Number

c)

Azimuthal Quantum Number

d)

Spin Quantum Number

10.

In the ground state of the atoms,

the orbital's are filled with electrons

in the _______________ order of energies

a)

decreasing

b)

increasing

c)

same

d)

parallel