Ionic Bonding - 10th Grade

What change occurs to an atom when it forms a negative ion?

• It loses electrons

• It gains protons

• It gains electrons

• It loses protons

Lithium and chlorine react together to form lithium chloride. During formation, each lithium atom…..1….. one …..2….. which is completely …..3….. to the chlorine atom. What words correctly fill gaps 1, 2 and 3?

• A

• B

• C

• D

Which of the statements describes ionic bonding?

• Electrostatic attraction between atoms

• Electrostatic attraction between positively charged particles and delocalised electrons

• Electrostatic attraction between oppositely charged ions

• D

Which element does not form a stable ion with the same electronic configuration as neon?

• Magnesium

• Fluorine

• Sodium

• Chlorine

Calcium reacts with fluorine to form calcium fluoride. Which statement describes what happens to calcium atoms in this reaction?

• Calcium ions lose electrons to form positive charges

• Calcium atoms gain 3 electrons to form positive ions

• Calcium ions gain 2 electrons to form positive ions

• Calcium atoms lose 2 electrons to form positive ions

The electronic configuration of an ion was determined to be 2.8.8. What could the identity of the ion be?

• A

• B

• C

• D

Magnesium is a Group II element and chlorine is a Group VII element. These elements react together to form an ionic compound. Which row is correct?

• A

• B

• C

• D

The structure of an ionic compound, sodium chloride, is a lattice structure. Which of the following statements about an ionic lattice structure is not true?

• There is a regular arrangement of ions in the lattice

• The layers of ions slide over each other easily in the lattice

• The ions are arranged with alternating anions and cations

• Strong electrostatic forces of attraction occur between oppositely charged ions

Which of the following dot-and-cross diagrams shows the correct arrangement of electrons in lithium sulfide?

• 
• 
• 
• 

Ionic compounds are formed when a metal reacts with a nonmetal. Which two elements combine to form this kind of compound?

• S and T

• R and S

• Q and R

• Q and T