Basic Concepts - 19
1.
Isotopes have same number of neutrons, but different number of protons.
a) True
b) False
2.
Nickel has six Isotopes.
a) False
b) True
3.
The properties of a particular element which are mentioned in the literature mostly correspond to the most abundant Isotope of that element.
a) False
b) True
4.
About 20 radio-active Isotopes occur in nature
a) True
b) False
5.
The elements of even atomic number usually have large number of Isotopes.
a) True
b) False
6.
In Mass spectrum m/e is plotted as ordinate and relative abundance as abscissa.
a) True
b) False
7.
Aston’s mass spectrograph was designed for the identification of element present in solid state.
a) False
b) True
8.
The recorder of spectrometer makes a graph showing the relative abundance of Isotopes plotted against the atomic number.
a) True
b) False
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