Ionic bonding PRACTICE TEST

Which of the following could NOT form an ionic compound? Check all that apply.

• Li⁺ and Cl^-

• F^- and O^2-

• Ba²⁺ and Ag⁺

• Mg²⁺ and S^2-

Which of the following could form an ionic compound? Check all that apply.

• Na⁺ and F^-

• S^2- and O^2-

• Ca²⁺ and Fe³⁺

• Mg²⁺ and Cl^-

In an ionic bond, the ions are held together because...

• the positive nucleus of each ion attracts the other ion's negatively charged electrons

• the ions have opposite charges

• as the electron moved from one atom to another it pulled the atom along with it

• electrons are being shared

Which element(s) will lose valence electrons to form an ion? Check all that apply.

• Phosphorus

• Iron

• Barium

• Neon

Which element(s) will form negative ions? Check all that apply.

• Potassium

• Sulfur

• Iodine

• Magnesium

Which of the following pairs of elements could NOT react to form an ionic compound?

• Carbon and Oxygen

• Potassium and Fluorine

• Silver and Oxygen

• Aluminum and Chlorine

Ionic bonds are formed between...

• Non - metals

• A metal and a non-metal

• Metals

How is an ionic bond formed?

• Sharing of electrons

• Delocalised electrons

• Transfer of electrons

Select all of the statements below that are correct to describe the structure and properties of ionic compounds...

• They have high melting and boiling points

• They have a lattice structure

• The ions are held together by intermolecular forces

• They can conduct electricity when molten

• They can conduct electricity when solid

Lithium is in group 1 of the periodic table, which ion would it form?

• Li^-

• Li^2-

• Li⁺

• Li²⁺