What is the value of 10.1 + 259.52 ?

Which of the following is a compound? a.carbon b.oxygen c.hydrogen d.water

Which other elements contain the same number of outer electrons as sodium

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.