An atom has the symbol $_{q}^{p} X$ .
Which value determines the position of the element in the periodic table?

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Solution

The correct option is B q
q is the atomic number. It determines the number of eletrons, valence electrons and hence the period and the group number.

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An atom has the symbol pqX.Which value determines the position of the element in the periodic table?

The correct option is B qq is the atomic number. It determines the number of eletrons, valence electrons and hence the period and the group number.

An atom has the symbol $_{q}^{p} X$ .
Which value determines the position of the element in the periodic table?

The correct option is B q
q is the atomic number. It determines the number of eletrons, valence electrons and hence the period and the group number.