isoelectronic
Pronunciation
Adjective
B2 Upper-intermediate
Quick answer
Describing atoms, ions or molecules that have the same number of electrons and the same arrangement of them.
Test yourself
Which word fits the gap? "Sodium ion and neon are _____, since both have exactly ten electrons arranged the same way."
Answer: isoelectronic
In your own words, what does "isoelectronic" mean?
Describing atoms, ions or molecules that have the same number of electrons and the same arrangement of them.
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