Understanding Covalent and Ionic Bonds

What is a covalent bond?

• A bond formed by the transfer of electrons

• A bond formed by the sharing of electrons

• A bond formed between two metals

• A bond formed by magnetic attraction

Which type of element is most likely to form covalent bonds?

• Metals

• Nonmetals

• Noble gases

• Metalloids

What is the main difference between ionic and covalent bonds?

• Ionic bonds share electrons, covalent bonds transfer electrons

• Ionic bonds transfer electrons, covalent bonds share electrons

• Both share electrons

• Both transfer electrons

Which of the following is a property of covalent compounds?

• High melting point

• Conducts electricity in water

• Low melting point

• Made only of metals

Which of the following is an example of an ionic compound?

Which element is a metal?

• Oxygen

• Sodium

• Nitrogen

• Chlorine

Which element is a nonmetal?

• Iron

• Copper

• Carbon

• Silver

What type of bond is most likely formed between a metal and a nonmetal?

• Covalent bond

• Ionic bond

• Metallic bond

• Hydrogen bond

Which of the following compounds contains only nonmetals?

Which of the following is NOT a property of covalent compounds?

• Usually gases or liquids at room temperature

• High electrical conductivity

• Low melting and boiling points

• Made of nonmetals