Science, asked by ritashubaKmath, 1 year ago

How many electrons are present in the species He 2+ ion? Suggest another name for it.

Answers

Answered by aqibkincsem
25
He 2+ is an ion of Helium which has lost 2 electrons.

This means the ion has no electron left and hence may be called Alfa ray.

Helium:

Helium is a chemical element with symbol He and atomic number 2.

It is colourless, odourless and tasteless, on toxic, inert and mono atomic gas.
Answered by TheRuhanikaDhawan
16
0 electrons
---------------------------
He

its atomic number is 2

it contains 2 electrons and in order to from He2+ ion, it will have to lose its 2 electrons.

another name for it is Alpha rays or alpha particle

its mass number is 4

its electronic configuration is
 1s^{2}
it is  colourless, odourless etc
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