10. Periodic Properties of the Elements

How many valence electrons does calcium (Ca) have?

How many valence electrons does francium (Fr) have?

Which of the following compounds has a total of 10 valence electrons?

Which part of the atom is responsible for forming chemical bonds?

Which of the following represents the valence electron configuration for a neon (Ne) atom?

How many s electrons are present in a neutral atom of phosphorus (atomic number 15)?

Which of the following atoms has five valence electrons?

Which of the following represents the valence electron configuration for a sodium (Na) atom?

How many valence electrons does helium (He) have?

How many valence electrons does the element argon (Ar) have?

How many valence electrons does the element neon (Ne) have?

Which of the following statements summarizing valence bond theory is correct?

How many valence electrons does chlorine (Cl) have?

What is the most likely behavior of an atom with 1 to 3 valence electrons?

How many valence electrons does the element krypton (Kr) have?