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Course: IAL Edexcel Modular (Chemistry)
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IAL Edexcel Modular (Chemistry)

Unit 1. Structure, Bonding and Introduction to Organic Chemistry

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Unit 2. Energetics, Group Chemistry, Halogenoalkanes and Alcohols

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Unit 3. Practical Skills in Chemistry I

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Unit 4. Rates, Equilibria and Further Organic Chemistry

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Unit 5. Transition Metals and Organic Nitrogen Chemistry

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Unit 6. Practical Skills in Chemistry II

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Quiz

Amount of Substance – Check yourself

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Amount of Substance IAL Modular Chemistry check yourself quiz: free practice for IAL Edexcel Modular (chemistry). Work through this Amount of Substance IAL Modular Chemistry check yourself quiz and get instant feedback on every answer. If you get stuck, review the 1.3 Amount of Substance — Notes — IAL Chemistry Notes lesson. More practice: IAL Edexcel Modular (chemistry) — all units. Syllabus: Pearson Edexcel International A Levels.

  • Questions count: 10
  • Passing grade: B+
  • Time limit: 10 minutes
Start Quiz
1.
How many moles are in 4.00 g of NaOH (M = 40.0)?
0.100 mol
10.0 mol
0.400 mol
160 mol
2.
What volume does 0.50 mol of CO2 occupy at r.t.p.?
24 dm3
48 dm3
12 dm3
11.2 dm3
3.
25.0 cm3 of 0.200 mol dm-3 HCl contains how many moles?
5.00 mol
0.00500 mol
0.0500 mol
0.00800 mol
4.
What volume of O2 reacts with 20 cm3 of CH4? (CH4 + 2O2 → CO2 + 2H2O)
10 cm3
20 cm3
60 cm3
40 cm3
5.
Which reaction type always has 100% atom economy?
Substitution
Elimination
Addition
Hydrolysis
6.
0.10 mol Mg reacts with 0.10 mol HCl (Mg + 2HCl → MgCl2 + H2). Which is limiting?
Mg
Neither
Both equally
HCl
7.
Which statement best describes Atom economy?
The molar mass of the desired product divided by the total molar mass of all reactants (or products), multiplied by 100.
The number of particles per mole of a substance, 6.02 × 1023 mol-1.
The volume occupied by one mole of any gas at a stated temperature and pressure; 24.0 dm3 mol-1 at room temperature and pressure.
The mass of one mole of a substance, in g mol-1, numerically equal to its relative formula mass.
8.
Which statement best describes Mass concentration?
The actual mass of product obtained divided by the theoretical maximum mass, multiplied by 100.
The mass of solute per unit volume of solution, in g dm-3.
The mass of one mole of a substance, in g mol-1, numerically equal to its relative formula mass.
The volume occupied by one mole of any gas at a stated temperature and pressure; 24.0 dm3 mol-1 at room temperature and pressure.
9.
Which statement best describes Avogadro constant (L)?
The amount of solute dissolved per unit volume of solution, usually in mol dm-3.
The number of particles per mole of a substance, 6.02 × 1023 mol-1.
The mass of one mole of a substance, in g mol-1, numerically equal to its relative formula mass.
The volume occupied by one mole of any gas at a stated temperature and pressure; 24.0 dm3 mol-1 at room temperature and pressure.
10.
Which statement best describes Mole?
The mass of one mole of a substance, in g mol-1, numerically equal to its relative formula mass.
The number of particles per mole of a substance, 6.02 × 1023 mol-1.
The reactant that is completely used up first and so determines the maximum amount of product.
The amount of substance containing 6.02 × 1023 particles (the Avogadro constant) of that substance.
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Part of Unit 1. Structure, Bonding and Introduction to Organic Chemistry — see every lesson and quiz in this unit.
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