The nucleus is located at the ……………. of the atom:
The electron cloud surrounds the …………….:
The atomic number is represented by:
The mass number is represented by:
The atomic number is defined as the number of:
The mass number is defined as the number of:
All the atoms of an element has the same:
The atomic number of (Z = 14, A = 28)Si is:
The number of neutrons in the nucleus of (Z = 14, A = 28)Si is:
The mass number of (Z = 14, A = 28)Si is:
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