Asked by kaiya
how many protons does se-2 have
32
34
36
2
32
34
36
2
Answers
Answered by
DrBob222
Do you mean Se^-2? There is no se atom.
Se, the neutral atom) is atomic number 34; therefore, it has 34 electrons. It must gain two electrons to have a -2 charge. 34+2=??
Se, the neutral atom) is atomic number 34; therefore, it has 34 electrons. It must gain two electrons to have a -2 charge. 34+2=??
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