What is the electron configuration for an isolated SeĀ²- ion in its ground state? O a. 11 11 111111 11 111111 11 1111111111 111111 O b. 1 1 1 1 1 1 1 1 1 1 1 O c. 1? 1? 1? 1? 1? 1? 1? 1? 1? 1? O d. 1? 1? 1? 1? 1? 1? 1? 1? 1? 1? O e. 11 ?? 11 ?? 11 ?? 11 ?? 11 ??
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The atomic number tells us the number of protons in an atom of an element, and in a neutral atom, this is also the number of electrons. Selenium has an atomic number of 34, which means a neutral selenium atom has 34 electrons. Show moreā¦
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