Complete the following table and answer the questions given below:
Study the data given below and answer the questions which follow:
In a sample of ethyl ethanoate (CH₃COOC₂H₅), the two oxygen atoms have identical numbers of electrons but differing numbers of neutrons. Which of the following provides the correct explanation for this?
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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