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Answer variants:
different
same
artificial transmutation
protons
standard atomic weight
neutrons
mass number
electrons
gram molecular mass
atomic number
natural transmutation
1. Atoms of different elements having mass number, but atomic numbers are called isobars.
2. Atoms of different elements having same number of are called isotones.
3. Atoms of one element can be transmuted into atoms of other element by.
4. The sum of the numbers of protons and neutrons of an atom is called its .
5. Relative atomic mass is otherwise known as.
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