Question: The elements in Group 8A are called the QUESTION 11 Two isotopes of an element differ only in their symbol. atomic number. atomic mass.

The elements in Group 8A are called the QUESTION 11 Two isotopes

The elements in Group 8A are called the QUESTION 11 Two isotopes of an element differ only in their symbol. atomic number. atomic mass. number of protons. number of electrons.

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