Chapter 13: Atoms and the Periodic Table Quiz

True or false: An atom’s valence electrons are those electrons that have the highest energy.

• True

• False

True or false: Atoms tend to be stable and nonreactive if they have six valence electrons.

• True

• False

True or false: In the periodic table, the number of valence electrons in each element decreases from left to right across each period.

• True

• False

True or false: The reactivity of a metal depends on how easily it loses its valence electrons.

• True

• False

True or false: Within each period in the periodic table, elements have similar properties because they have the same number of valence electrons.

• True

• False

The number of ____________ in the atom of an element determines its chemical properties.

• valence electrons

• core electrons

• neutrons

• atoms

The columns in the periodic table are called _________.

• groups

• periods

• blocks

• series

A(n) ______________ shows the number of valence electrons in an atom in pictorial fashion.

• electron dot diagram

• atomic picture

• orbital diagram

• valence shell model

The attractive force that holds two atoms together is called a(n) ___________.

• chemical bond

• physical bond

• nuclear bond

• electrostatic bond

Because it can either lose or share electrons when it combines with other elements, each _____________ has some of the properties of metals and some of the properties of nonmetals.

• metalloid

• metal

• nonmetal

• noble gas