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anhtuan anhtuan
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2 months ago
Which one of these ions is not isoelectronic with Kr?

▸ As3+

▸ Se2–

▸ Rb+

▸ Sr2+

▸ Br
Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
Author:
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sportzchik15sportzchik15
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2 months ago
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anhtuan Author
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2 months ago
Thanks
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Yesterday
Just got PERFECT on my quiz
ky
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2 hours ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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