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Chemistry 9 Chapter 2 Structure of Atom -4
1.
How many neutrons are present in protium?
a) 0
b) 2
c) 1
d) 3
2.
How many neutrons are present in tritium?
a) 3
b) 0
c) 1
d) 2
3.
Which one of the following is Not the isotope of hydrogen?
a) C-14
b) protium
c) tritium
d) deuterium
4.
How many neutrons are present in deuterium?
a) 3
b) 0
c) 1
d) 2
5.
Which one of the following is known as heavy water?
a) deuterium
b) C-12
c) tritium
d) protium
6.
Which one of the following is incorrect about hydrogen?
a) water soluble
b) highly inflammable
c) colourless
d) tasteless
7.
How many protons are present in protium?
a) 3
b) 1
c) 2
d) 0
8.
How many protons are present in tritium?
a) 0
b) 2
c) 1
d) 3
9.
Scientists ___ the atomic theory of Dalton?
a) cancelled
b) rejected
c) none of these
d) revised
10.
Water that contains hydrogen-2 atoms in place of hydrogen-1 is known as?
a) hard water
b) black water
c) light water
d) heavy water
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