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An element 'X' forms an oxide with formula X₂O₃
Atomic number (Z) is equal to _____
Study the data given below and answer the questions which follow:
Given below is the atomic structure of an atom of element ²⁴₁₂X, according to Bohr's model of the atom (where, n and p represent the number of neutrons and protons respectively).
If an element Y has two electrons in its outermost shell, what would be the nature and charge on the ion formed if both electrons are removed from the outermost shell?
Determine the valency of the following atoms: X, Y, Z, W
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