Explain why fluorine and chlorine are in the same group of the periodic table.
give the electronic structures of fluorine and chlorine in your explanation.

Order the following from smallest to largest atom, electron, quark, proton, neutron, molecule, nucleus

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.

How many molecules are in 6.0 moles of methane