A simple model of the atom, symbols, relative atomic mass, electronic charge and isotopes

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Question 9
Easy81%

This question is about elements, compounds and mixtures.

Figure 1 shows diagrams representing the atoms and molecules in different gaseous mixtures and pure substances stored in four vessels.

Figure 1: Particles in vessels P, Q, R, and S.

a.

Which vessel in Figure 1 represents a pure compound?

Select P, Q, R, or S.

[1]
b.

Which vessel in Figure 1 represents a mixture of an element and a compound?

Select P, Q, R, or S.

[1]

A simple model of the atom, symbols, relative atomic mass, electronic charge and isotopes Questions

  1. GCSE
  2. /Chemistry
  3. /A simple model of the atom, symbols, relative atomic mass, electronic charge and isotopes