an atom of an element x may be written as 9*x 4
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Explanation:
Figure 9 Indicates Mass Number.
Explanation:
Answer a.) The Figure 9 Indicates Mass Number.
Answer b.) Atomic Number is indicated by Figure 4.
Answer c.) Number of Protons in Atom X are 4.
Answer d.) 5 Number of Neutrons are present in Atom X.
Answer e.) 4 Number of electrons are present in Atom X.
Answer f.) 2 electrons are there in the outermost shell of an atom of element X.
Answer g.) X^2^+ is the symbol of ion being formed by an atom of element X.
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