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Course: Edexcel Modular – OL (Chemistry)
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Edexcel Modular – OL (Chemistry)

1. Principles of Chemistry

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2. Inorganic Chemistry

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3. Physical Chemistry

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4. Organic Chemistry

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Quiz

Group 1 (alkali metals) – Check yourself

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Group 1 (alkali metals) Edexcel O Level Modular Chemistry check yourself quiz: free practice for Edexcel Modular – OL (chemistry). Work through this Group 1 (alkali metals) Edexcel O Level Modular Chemistry check yourself quiz and get instant feedback on every answer. If you get stuck, review the 2a Group 1 (alkali metals) – lithium, sodium and potassium — Notes lesson. More practice: Edexcel Modular – OL (chemistry) — all units. Syllabus: Pearson Edexcel International GCSEs.

  • Questions count: 7
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
What are the products when sodium reacts with water?
Sodium oxide and hydrogen
Sodium hydroxide and hydrogen
Sodium hydroxide and oxygen
Sodium oxide and water
2.
Which observation is seen only with potassium, not lithium, in water?
Floats
Fizzes
Solution becomes alkaline
Lilac flame
3.
What is the electronic configuration of potassium?
2.8.8.1
2.8.1
2.8.9
2.1
4.
Which statement explains why reactivity increases down Group 1?
Atoms gain electrons more easily
Nuclear charge decreases
Metallic bonds get stronger
Outer electron is further from the nucleus and lost more easily
5.
Which statement best describes Electronic configuration?
Loss of electrons.
The arrangement of electrons in shells around the nucleus, e.g. Na is 2.8.1.
A soluble base that forms hydroxide ions (OH−) in water.
A compound containing a metal ion and hydroxide ions, e.g. NaOH.
6.
Which statement best describes Reactivity?
The arrangement of electrons in shells around the nucleus, e.g. Na is 2.8.1.
A compound containing a metal ion and hydroxide ions, e.g. NaOH.
How readily an element takes part in chemical reactions.
An element in Group 1 of the Periodic Table, such as lithium, sodium or potassium.
7.
Which statement best describes Metal hydroxide?
The reduction of nuclear attraction on outer electrons caused by inner shells of electrons.
A compound containing a metal ion and hydroxide ions, e.g. NaOH.
An ion with a positive charge formed when an atom loses electrons, e.g. Na+.
The arrangement of electrons in shells around the nucleus, e.g. Na is 2.8.1.
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Part of 2. Inorganic Chemistry — see every lesson and quiz in this unit.
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