(a)
Interpretation:
The
Concept introduction;
Atomic number (Z):
Atomic number of an element is the number of protons found in the nucleus of every atom of that element.
Mass number (A):
Mass number of an element is defined as the total number of protons and neutrons in an atom.
(b)
Interpretation:
The element, number of protons, number of neutrons and the isotope symbol whose atomic number is
Concept Introduction:
Refer to part (a).
(c)
Interpretation:
The element, atomic number, mass number and the isotope symbol whose number of protons is nineteen and number of neutrons is twenty-three has to be given.
Concept Introduction:
Refer to part (a).
(d)
Interpretation:
The element, atomic number, number of neutrons, and the isotope symbol whose number of protons is fifty-four and mass number is
Concept Introduction:
Refer to part (a).
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