Quiz Of Oxygen
4 Questions
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At standard temperature and pressure, oxygen exists as a colorless, odorless diatomic molecule with the formula O2, in which the two oxygen atoms are bonded to each other with the electron configuration of triplet oxygen. This bond has a bond order of two, and is thus often grossly simplified in description as a double bond
Questions and Answers
- 1.What is Atomic radius of Oxygen?
- A.
60 pm
- B.
70 pm
- 2.Oxygen represented by the symbol______?
- A.
N
- B.
H
- C.
P
- D.
O
- E.
C
- 3.Oxygen forming the molecule O3 is called:
- A.
Oxygen
- B.
Dreiox
- C.
Triox
- D.
Ozone
- 4.The unstable isotope, O-15, has a half life of about:
- A.
2,000,000 years
- B.
2 days
- C.
2 minutes
- D.
2000 years
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