Reactivity of Metals (VCE SSCE Chemistry): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does reactivity describe in chemistry?
What does reactivity describe in chemistry?
How readily a substance reacts
What are the products when potassium reacts with water?
What are the products when potassium reacts with water?
KOH and gas
Why are sodium and potassium stored under oil?
Why are sodium and potassium stored under oil?
Prevents contact with atmospheric moisture
Why are iron and copper found as oxides in Earth's crust?
Why are iron and copper found as oxides in Earth's crust?
They already reacted with oxygen
Which metal is most reactive in the reactivity series?
Which metal is most reactive in the reactivity series?
Potassium
How does metal reactivity change going down a group?
How does metal reactivity change going down a group?
Reactivity increases
What is the relationship between ionisation energy and reactivity?
What is the relationship between ionisation energy and reactivity?
Lower ionisation = higher reactivity
Why does aluminium resist corrosion despite being reactive?
Why does aluminium resist corrosion despite being reactive?
Protective oxide layer forms on surface
Which metal reacts most vigorously with dilute acid?
Which metal reacts most vigorously with dilute acid?
Magnesium
Why are gold and platinum found in pure form in nature?
Why are gold and platinum found in pure form in nature?
They resist oxidation