3.1 Ionic Bonding

Front

Which element can form a chloride compound with the strongest ionic bond? Options: Calcium, Sodium, Potassium, Carbon

Back

Calcium

Front

A compound X has the following properties:

• Melting point 801°C.
• Conducts electricity in the molten state and aqueous solution.

Which of the following bonds is most probably found in X? Options: Hydrogen, Ionic, Covalent, Metallic.

Back

Ionic

Front

P is an ionic compound. This means that

Back

P has a high melting point.

Front

Valence electron configuration of elements X: ns² and Y: ns²np⁴. Which diagram shows the electron arrangement in the compound formed when X reacts with Y?

Back

Front

Which of the following chlorides has the strongest ionic bond? CH₂Cl₂, NaCl, AlCl₃, CaCl₂

Back

CaCl₂

Front

A compound W is solid with a high melting point, dissolves easily in water, and conducts electricity in the molten state. What is compound W? Options: Lead(II) chloride, Aluminium hydroxide, Silicon (IV) oxide, Potassium Carbonate.

Back

Potassium Carbonate

Front

Which of the following statements is not true of ionic bonds?

• They involve a metal and a non-metal element.
• The strength of ionic bonds is proportional to the size of the ions.
• They involve the transfer of one or more electrons from valence orbitals.
• They result in the formation of solid compounds with high melting point.

Back

The strength of ionic bonds is proportional to the size of the ions.

Front

What is not true of the compound sodium hydride, NaH?

Back

The solid is a good conductor of electricity.

Front

Which compound has an ionic bond? Options: HCl, BeCl₂, AlBr₃, C₆H₅NH₃Br

Back

C₆H₅NH₃Br

Front

Which compound has an ionic bond?
Options: hydrogen fluoride, aluminium triiodide, ammonium chloride, beryllium chloride

Back

ammonium chloride