Podcast
Questions and Answers
Which of the following is a characteristic of nonmetals?
Which of the following is a characteristic of nonmetals?
- High density and low electronegativity
- Low density and high electronegativity (correct)
- Good conductors of heat and electricity
- Tend to be pliable when solid
What is the general property of oxides of nonmetals?
What is the general property of oxides of nonmetals?
- Tend to be amphoteric
- Tend to be basic
- Tend to be neutral
- Tend to be acidic (correct)
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?
- Hydrogen and helium (correct)
- Nitrogen and hydrogen
- Carbon and nitrogen
- Oxygen and helium
What is a common characteristic of nonmetals when solid?
What is a common characteristic of nonmetals when solid?
What is the most common characteristic of metals in terms of conducting heat and electricity?
What is the most common characteristic of metals in terms of conducting heat and electricity?