Which statement describe the location of two type of subatomic particular in a helium atom

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom

Define the kinetic molecular theory