Exploring Metal Reactivity Quiz

Which of the following alkali metals is the most reactive?

• Lithium

• Sodium

• Potassium

• Rubidium

What is the general trend in reactivity as you move down the group of alkali metals?

• Reactivity decreases

• Reactivity increases

• Reactivity remains constant

• Reactivity first increases then decreases

In a displacement reaction, which metal will displace another from its compound?

• A less reactive metal will displace a more reactive metal

• A more reactive metal will displace a less reactive metal

• Metals do not displace each other

• Displacement depends on the temperature

Which of the following metals can displace zinc from zinc sulfate solution?

• Copper

• Iron

• Lead

• Magnesium

What is the main application of the reactivity series in industry?

• To determine the colour of metals

• To predict the outcomes of displacement reactions

• To measure the density of metals

• To calculate the melting point of metals

Which metal is used in sacrificial protection to prevent rusting of iron?

• Copper

• Zinc

• Silver

• Gold

Which of the following metals is least reactive?

• Gold

• Aluminium

• Iron

• Calcium

What happens when sodium is added to water?

• It sinks and does nothing

• It reacts vigorously, producing hydrogen gas

• It dissolves without reaction

• It forms a precipitate

Which of the following metals will not react with hydrochloric acid?

• Magnesium

• Zinc

• Copper

• Iron

What is the product formed when potassium reacts with water?

• Potassium oxide

• Potassium hydroxide

• Potassium chloride

• Potassium carbonate