(a)
Interpretation:
Empirical formula of the ionic compound formed from calcium and chlorine has to be given.
Concept Introduction:
Ionic compounds are electrically neutral. This is because there are equal numbers of opposite charges present in the ionic compounds. Empirical formula gives a relative number of atoms of each type of element that is present in the compound to the smallest possible whole-number as subscript.
(b)
Interpretation:
Empirical formula of the ionic compound formed from rubidium and sulfur has to be given.
Concept Introduction:
Refer part (a).
(c)
Interpretation:
Empirical formula of the ionic compound formed from lithium and nitrogen has to be given.
Concept Introduction:
Refer part (a).
(d)
Interpretation:
Empirical formula of the ionic compound formed from yttrium and selenium has to be given.
Concept Introduction:
Refer part (a).
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