(a)
Interpretation:
The atomic symbol for an atom with 26 neutrons and 22 protons should be determined.
Concept Introduction :
The
The sum of the number of neutrons and protons in the nucleus of an
(b)
Interpretation:
The atomic symbol of an atom with 14 neutrons and 12 protons should be determined.
Concept Introduction :
The atomic number represents the number of electrons revolving round the nucleus in an atom. It also represents the number of protons in the nucleus of an atom.
The sum of the number of neutrons and protons in the nucleus of an atom represents mass number.
(c)
Interpretation:
The atomic symbol for gallium atom which has a mass number of 71 should be determined.
Concept Introduction :
The atomic number represents the number of electrons revolving round the nucleus in an atom. It also represents the number of protons in the nucleus of an atom.
The sum of the number of neutrons and protons in the nucleus of an atom represents mass number.
(d)
Interpretation:
The atomic symbol of an atom with 30 electrons and 40 neutrons should be determined.
Concept Introduction :
The atomic number represents the number of electrons revolving round the nucleus in an atom. It also represents the number of protons in the nucleus of an atom.
The sum of the number of neutrons and protons in the nucleus of an atom represents mass number.
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Basic Chemistry
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