Covalent Bonding Quiz

Which of the following is an example of a non-metal?

• Cobalt

• Chlorine

• Sodium

• Calcium

What is the electronegativity difference that indicates the formation of an ionic bond?

• Equal to 1.7

• Greater than 1.7

• 0.4 to 1.7

• Less than 0.4

In general, ionic bonds form between a metal and a nonmetal. Covalent bonds usually form between two nonmetals. Which of the following pairs of atoms is most likely to form a covalent bond?

• Potassium and phosphorus

• Nitrogen and oxygen

• Copper and bromine

• Magnesium and chlorine

Tags

NGSS.HS-PS1-1

What is the octet rule?

• Atoms gain, lose, or share electrons until they can get to 4 electrons

• Atoms gain, lose, or share electrons until they can get to 10 electrons

• Atoms gain, lose, or share electrons until they can get to 6 electrons

• Atoms gain, lose, or share electrons until they can get to 8 electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which type of bond is formed between two nonmetal atoms with an electronegativity difference below 1.7?

• Polar Covalent

• Metallic

• Nonpolar Covalent

• Ionic

What is the charge distribution in a non-polar covalent bond?

• Unevenly distributed

• Negative charge only

• Positive charge only

• Evenly distributed

What is the electronegativity difference between oxygen and hydrogen in a water molecule?

• 0.4

• 1.4

• 1.7

• 3.5

What is the main characteristic of a covalent bond?

• Metal + Nonmetal

• Sharing of electrons

• Transfer of electrons

• Formation of ions

Tags

NGSS.HS-PS1-1

Which of the following elements has 8 valence electrons?

• Sodium

• Chlorine

• Calcium

• Neon

Tags

NGSS.HS-PS1-1

What is the main difference between polar and non-polar covalent bonds?

• Formation of ions

• Presence of dipoles

• Charge distribution

• Electronegativity difference