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Questions and Answers
Which property is characteristic of nonmetals?
Which property is characteristic of nonmetals?
- Pliable when solid
- High density and low electronegativity
- Good conductors of heat and electricity
- Low density and high electronegativity (correct)
What is the nature of oxides of nonmetals?
What is the nature of oxides of nonmetals?
- Tend to be basic
- Tend to be acidic (correct)
- Tend to be neutral
- Tend to be amphoteric
Which elements make up about 98% of the observable ordinary matter in the universe by mass?
Which elements make up about 98% of the observable ordinary matter in the universe by mass?
- Carbon and nitrogen
- Hydrogen and helium (correct)
- Nitrogen and helium
- Oxygen and hydrogen
What is a common characteristic of nonmetals when solid?
What is a common characteristic of nonmetals when solid?
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What is the role of nonmetals in conducting heat and electricity?
What is the role of nonmetals in conducting heat and electricity?
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