The Halogens (Leaving Cert Chemistry): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
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Practise the questions
13 questions from this quiz
In which group of the Periodic Table are the halogens found?
In which group of the Periodic Table are the halogens found?
Group 17
What does the word 'halogen' mean in Greek?
What does the word 'halogen' mean in Greek?
Producer of salt
What is the physical state of bromine at room temperature?
What is the physical state of bromine at room temperature?
Dark red volatile liquid
What colour is iodine in its solid state?
What colour is iodine in its solid state?
Purple-black
Why are halogens poor conductors of electricity?
Why are halogens poor conductors of electricity?
No free-moving electrons
What process does iodine undergo when heated?
What process does iodine undergo when heated?
Sublimation
What is produced when sodium reacts with chlorine?
What is produced when sodium reacts with chlorine?
Sodium chloride
What type of compounds form when halogens react with hydrogen?
What type of compounds form when halogens react with hydrogen?
Hydrogen halides
How does halogen reactivity change as you move up Group 17?
How does halogen reactivity change as you move up Group 17?
Increases
Which halogen is the most reactive non-metal in the periodic table?
Which halogen is the most reactive non-metal in the periodic table?
Fluorine
Why does reactivity increase up Group 17?
Why does reactivity increase up Group 17?
Atomic radius & screening decrease
Can chlorine displace iodine from iodide ions?
Can chlorine displace iodine from iodide ions?
Yes, Cl is more reactive than I
What colour change occurs when chlorine displaces bromine from bromide ions?
What colour change occurs when chlorine displaces bromine from bromide ions?
Colourless to red