Chemistry
Atomic Structure
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#65 Bohr radius refers to the radius of the:
A) First orbit of hydrogen
B) Nucleus
C) Alpha particle
D) Proton
Answer: A
#66 Which is a valid spin value for an electron?
A) +1
B) +1/2
C) 0
D) +3/2
Answer: B
#67 Which symbol represents a shell?
A) n
B) l
C) m
D) s
Answer: A
#68 Which symbol represents a subshell?
A) n
B) l
C) s
D) m
Answer: B
#69 Which is an orbital label?
A) L shell
B) 2px
C) 2s2
D) 3
Answer: B
#70 Bohr model fails to explain spectra of:
A) Hydrogen
B) Hydrogen like ions
C) Multi electron atoms
D) Deuterium
Answer: C
#71 Schrödinger equation provides the:
A) Exact path of electron
B) Wave function of electron
C) Exact speed and position
D) Only energy levels
Answer: B
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