Chemistry, 29.01.2020 06:49, torrejes241
Helium has two electrons in the 1s orbital. when it becomes singly ionized, forming he+,
(a) its spectrum resembles that of the hydrogen spectrum.
(b) the remaining electron is easier to remove.
(c) the nuclear charge has decreased by one.
(d) it has lost one atomic mass unit.
Answers: 1
Chemistry, 23.06.2019 05:00, skylarjohnson2683
Match the term to its description match term definition chemical energy a) internal energy caused by vibrations of atoms and molecules electrical energy b) electromagnetic energy that travels in waves radiant energy c) the movement of an electrical charge thermal energy d) potential energy stored in the bonds between atoms
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Chemistry, 23.06.2019 13:00, 4804344130
Aecosystem is if it can continue to function over long periods of time
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Helium has two electrons in the 1s orbital. when it becomes singly ionized, forming he+,
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