Which of the following is an isoelectronic series listed with decreasing radius?
a. Se2- > Br – > Kr
b. Cl – > Br – > I –
c. Ca2+ > Sr 2+ > Ba2+
d. Ca2+ > K + > Ar
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Our tutors have indicated that to solve this problem you will need to apply the Periodic Trend: Ionic Radius concept. You can view video lessons to learn Periodic Trend: Ionic Radius. Or if you need more Periodic Trend: Ionic Radius practice, you can also practice Periodic Trend: Ionic Radius practice problems.
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