Lesson 4.1.2.6
4.1.2.6 Group 7 Quiz: AQA Chemistry, Unit 1
20 questions
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Lesson 4.1.2.6, Group 7: 20 multiple choice questions for the AQA GCSE Chemistry (8462), Unit 1: Atomic structure and the periodic table, written with Revision Ninja.
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The 20 questions
-
What are the elements in Group 7 known as?
- Alkali metals
- Transition metals
- Halogens
- Noble gases
-
Why do all halogen elements share very similar chemical reactions?
- Seven outer electrons
- Eight outer electrons
- Six outer electrons
- One outer electron
-
What kind of substances are the halogens?
- Metals
- Non-metals
- Transition metals
- Noble gases
-
In what form do halogen elements naturally exist as molecules?
- Pairs of atoms
- Triplets of atoms
- Single atoms
- Giant lattices
-
What is the trend in melting point going down Group 7?
- It stays constant
- It increases
- It decreases
- It drops then rises
-
What is the trend in boiling point going down Group 7?
- It increases
- It stays constant
- It disappears
- It decreases
-
What happens to chemical reactivity going down Group 7?
- It stays constant
- It decreases
- It stops completely
- It increases
-
Which halogen is the most reactive?
- Iodine
- Fluorine
- Astatine
- Bromine
-
Which halogen is least reactive?
- Fluorine
- Bromine
- Iodine
- Chlorine
-
Which halogen is displaced when chlorine is added to potassium iodide solution?
- Chlorine
- Bromine
- Fluorine
- Iodine
-
What is formed when chlorine is added to potassium bromide solution?
- Iodine
- Astatine
- Bromine
- Fluorine
-
Which halogen can displace iodine from a potassium iodide solution?
- Bromide
- Astatine
- Sodium
- Chlorine
-
Which compound is formed when chlorine reacts with sodium?
- Sodium oxide
- Sodium iodide only
- Sodium hydroxide
- Sodium chloride
-
Why do halogen melting points increase down Group 7?
- Higher nuclear charge
- Higher molecular mass
- Smaller atomic radius
- Fewer electron shells
-
Which halogen is a liquid at room temperature?
- Chlorine
- Bromine
- Iodine
- Fluorine
-
Why does halogen reactivity decrease going down the group?
- Atomic radius decreases
- Nuclear charge decreases
- Outer shell further away
- Fewer inner electrons
-
What type of product forms when a halogen reacts with a metal?
- Metal sulfate
- Metal halide
- Metal carbonate
- Metal oxide
-
What type of compounds do halogens form when reacting with non-metals?
- Metallic compounds
- Giant ionic lattices
- Covalent compounds
- Ionic compounds
-
Which nature of compound is formed when chlorine reacts with metals?
- Ionic compounds
- Metallic alloys
- Noble gas adducts
- Giant covalent structures
-
Which element would be expected to be a solid at room temperature in Group 7?
- Iodine
- Bromine
- Fluorine
- Chlorine
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