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Byju's Answer
Standard XII
Chemistry
Isoelectronic Species
O 2- and Si 4...
Question
O
2
−
and
S
i
4
+
are isoelectronic ions. If the ionic radius of
O
2
−
is
1.4
∘
A
, that of
S
i
4
+
is
A
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B
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C
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D
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Solution
The correct option is
B
Effective nuclear charge of
S
i
4
+
is greater than
O
2
−
ion therefore
S
i
4
+
is smaller than
O
2
−
.
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4
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