logo

Cambridge IGCSE Chemistry practice

Paper 4 structured question: The mole and the Avogadro constant

Try the question first, then check the answer and practise the same topic again.

At a glance

4

Paper

1

Marks

Topic

The mole and the Avogadro constant

Exam-style question

Try this first

Paper 4Theory (Extended)1 marks

Application of the mole in chemical reactions.

Description

Mole Calculations

In a chemical reaction, the mole is used to relate the amounts of reactants and products. For example, if 2 moles of hydrogen react with 1 mole of oxygen, they produce 2 moles of water.

  1. a

    State how many moles of water are produced from 2 moles of hydrogen and 1 mole of oxygen.

    Aim for approximately 1 distinct marking point.

    [1]

0 of 1 part answered

Answer every part before opening the mark scheme.

Common mistake

No common mistake is linked to this question yet.

Related flashcards

Flashcard 1 of 6

Press Space to flip, arrows to move

Related practice questions

Question 1 of 5

Choose an answer, get feedback, then move sideways through the set.

0 of 4 attempted

Paper 4 structured question: The mole and the Avogadro constant

Paper 4Theory (Extended)1 marks

Description

The Mole and Avogadro's Constant

The mole is a fundamental unit in chemistry that measures the amount of substance. One mole contains approximately 6.02 x 10²³ particles, known as Avogadro's constant.

  1. a

    State the value of Avogadro's constant.

    Aim for approximately 1 distinct marking point.

    [1]