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Atomic Structure, day 3, CH101

Total questions: 5

Worksheet time: 50secs

Name
Class
Date
1.

What are the line spectra of H atom

a)

Lyman

b)

Balmer

c)

Paschen

d)

All

2.

What is not Drawbacks of Bohr’s atomic model

a)

It is valid only for one electron atoms,

b)

Orbits were taken as circular

c)

Intensity of spectral lies could not be explained

d)

none

3.

•The orbits may be both circular and elliptical.

a)

According to Sommerfeld

b)

According to Rutherford

c)

According to Bohr

d)

None

4.

If l=2 ,

a)

s orbital

b)

d orbital

c)

p orbital

d)

None

5.

If n=4, l=?

a)

1

b)

2,3

c)

1,2,3

d)

0,1,2,3