state reasons for the following statements: a) Some elements possess fractional atomic mass. b) Idotopes of an element have similar chemical properties. c) Noble gases are inert.
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a) Some elements possess fractional atomic mass because of the presence of isotopes
b) Isotopes of an element have similar chemical properties because they have same atomic number and same number of protons
c) Nobel gases are inert because they have octet configuration they donot want to lose or gain electrons
b) Isotopes of an element have similar chemical properties because they have same atomic number and same number of protons
c) Nobel gases are inert because they have octet configuration they donot want to lose or gain electrons
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