10. Periodic Properties of the Elements

How many valence electrons does sulfur have?

How many valence electrons does a phosphorus (P) atom have?

Which of the following elements has the fewest valence electrons?

What is the valence electron configuration for the oxygen atom?

How many unpaired electrons are present in a sulfur (S) atom in its ground state?

How many valence electrons does a bromine (Br) atom have?

How many valence electrons are present in a molecule of HCN (hydrogen cyanide)?

How many electrons are present in the n = 3 shell of a neutral vanadium (V) atom?

How many valence electrons does hydrogen have?

Which atom in the ground state has a valence electron with the greatest amount of energy?

What is the significance of carbon having four valence electrons?

How many valence electrons does fluorine have?

An atom has 15 total electrons. How many electrons does it have in its outer (valence) shell?

Which of the following best describes valence electrons?

How many valence electrons does an oxygen atom have?