Chemical Bonding Quiz

What is a chemical bond?

• A force that holds atoms together

• A type of chemical reaction

• A process of breaking down molecules

• A method of measuring atomic mass

According to the octet rule, how do atoms achieve a complete outer energy level?

• By sharing electrons

• By gaining or losing electrons

• By changing their atomic number

• By increasing their mass

What does the term "octet" refer to in chemical bonding?

• A group of eight electrons

• A pair of atoms

• A type of chemical reaction

• A molecule with eight atoms

How can the valence number of most atoms be determined?

• By their atomic mass

• By their location on the periodic table

• By their density

• By their melting point

What is the number of valence electrons for an element in the first group of the periodic table?

• One

• Two

• Three

• Four

How many valence electrons does chlorine (Cl) have?

• Five

• Six

• Seven

• Eight

What is an exception to the rule about valence electrons for transition metals?

• They always have one valence electron

• They usually have either two or three valence electrons

• They have no valence electrons

• They always have eight valence electrons

What is the main reason atoms bond with each other?

• To increase their mass

• To complete their outer energy level

• To change their color

• To decrease their size

Which type of bond involves the sharing of electrons between two nonmetals?

• Ionic

• Covalent

• Metallic

• Hydrogen

What type of bond is formed by the attraction between newly formed ions?

• Covalent

• Metallic

• Ionic

• Hydrogen