The electron configuration for Helium (He) is shown below.
1s2
Which diagram shows the...
Chemistry, 17.08.2021 21:30, mikailah0988
The electron configuration for Helium (He) is shown below.
1s2
Which diagram shows the correct distribution of electrons in the electron shells of a helium atom?
A gray circle labeled 1 P 0 N is surrounded by a concentric circle with one gray dot at the north position.
A gray circle is labeled 5 P 6 N. It is surrounded by two concentric circles. The inner circle has gray dots at the north and south positions. The outer circle has three evenly spaced dots; none of these align with the dots in the inner circle.
A gray circle is labeled 2 P 2 N. A concentric circle surrounding it has two gray dots, at the north and
Answers: 3
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Select the correct answer from each drop-down menu. to make a table of the elements, dmitri mendeleev sorted the elements according to their . he then split the list of elements into several columns so that elements beside each other had similar .
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