Physical Properties of Non-metals
Chemistry ⇒ Metals and Non-metals
Physical Properties of Non-metals starts at 6 and continues till grade 12.
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Are non-metals generally hard or soft?
Describe the appearance of most non-metals.
Explain why graphite is an exception among non-metals in terms of electrical conductivity.
Explain why non-metals are not malleable.
Explain why non-metals are not sonorous.
Explain why non-metals are not used for making utensils.
Name a non-metal that is used for disinfecting water.
Name a non-metal that is used in making fertilizers.
Name a non-metal that is very hard.
Name two physical properties that distinguish non-metals from metals.
Which non-metal is essential for respiration in living beings?
Which property makes non-metals unsuitable for making wires?
Which property of non-metals makes them unsuitable for making bells?
A student claims that all non-metals are dull in appearance. Is this statement always true? Justify your answer with an example.
Consider the following scenario: A laboratory technician is asked to select a material for making a container that should not react with acids and should not conduct electricity. Should the technician choose a non-metal? Explain your reasoning.
Describe how the physical state of non-metals at room temperature can vary, and give one example each of a non-metal that is a solid, liquid, and gas at room temperature.
Explain why non-metals tend to have low densities compared to metals, using examples to support your answer.
