Figure 1 shows a mug made of clay ceramic - Edexcel - GCSE Chemistry - Question 1 - 2021 - Paper 1
Question 1
Figure 1 shows a mug made of clay ceramic.
Which property of clay ceramic makes it suitable for use as a mug?
A is brittle
B is not transparent
C does not conduct ... show full transcript
Worked Solution & Example Answer:Figure 1 shows a mug made of clay ceramic - Edexcel - GCSE Chemistry - Question 1 - 2021 - Paper 1
Step 1
Which property of clay ceramic makes it suitable for use as a mug?
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Answer
Clay ceramic is not transparent, which helps in maintaining the heat of the contents inside; therefore, option B is correct.
Step 2
Name a material from Figure 2 that would be suitable for coating the metal wire.
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Answer
Polymer would be suitable for coating the metal wire as it does not conduct electricity, providing insulation.
Step 3
Which type of particle moves through the metal wire to allow it to conduct electricity?
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Answer
B electrons move through the metal wire, enabling it to conduct electricity.
Step 4
Suggest one way that nanoparticles can enter the human body.
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Answer
Nanoparticles can enter the human body through inhalation, where they may be absorbed into the bloodstream through the lungs.
Step 5
Suggest one possible risk if nanoparticles enter the human body.
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One possible risk is that nanoparticles may cause inflammatory responses or toxic effects at the cellular level.
Step 6
Calculate the surface area to volume ratio of this nanoparticle of gold.
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Answer
The surface area to volume ratio can be calculated using the formula:
