Introduction to Chemical Bonds Quiz

What is the primary characteristic of an ionic bond?

• Complete transfer of electrons
• Sharing of electrons
• Weak attraction between molecules
• Formation of covalent bonds

Which of the following best describes the formation of sodium chloride (NaCl)?

• Na loses an electron and Cl gains an electron
• Na gains an electron and Cl loses an electron
• Both Na and Cl share electrons
• Na and Cl do not interact

What type of ion does a metal atom become when it loses electrons?

• Anion
• Cation
• Neutral atom
• Radical

Which property is NOT typically associated with ionic compounds?

• High melting points
• Good electrical conductivity in solid state
• Crystalline structure
• Solubility in polar solvents

What is the charge of a non-metal ion after it gains electrons?

• Positive
• Negative
• Neutral
• Variable

Which of the following statements about ionic bonds is true?

• They involve the sharing of electrons.
• They form between two non-metals.
• They result from the attraction of oppositely charged ions.
• They are weaker than covalent bonds.

What happens to the electrical conductivity of ionic compounds when they are dissolved in water?

• It decreases
• It remains the same
• It increases
• It becomes non-conductive

Which of the following is a characteristic of ionic compounds?

• Low boiling points
• Brittle nature
• Poor solubility in water
• Gaseous state at room temperature

What type of bond is formed when one atom donates both electrons to another atom?

• Ionic bond
• Covalent bond
• Coordinate bond
• Hydrogen bond

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

• H₂O
• NaCl
• CO₂
• O₂