Podcast
Questions and Answers
Which type of matter is made up of just one type of molecules or particles?
Which type of matter is made up of just one type of molecules or particles?
- Liquid matter
- Pure substance (correct)
- Solid matter
- Impure substance
How are pure substances commonly classified?
How are pure substances commonly classified?
- As metals and non-metals
- As elements and compounds (correct)
- As acids and bases
- As mixtures and solutions
What is the defining characteristic of impure substances?
What is the defining characteristic of impure substances?
- They are always black in color
- They are always in liquid form
- They can only be separated by chemical methods
- They contain more than one type of molecule or particle (correct)
What term is used for a substance that cannot be separated by simple physical methods?
What term is used for a substance that cannot be separated by simple physical methods?
In what forms can pure substances exist?
In what forms can pure substances exist?
Flashcards
Pure substance
Pure substance
Matter consisting of only one type of molecule or particle.
Elements and Compounds
Elements and Compounds
Pure substances are categorized into these two groups based on their composition.
Impure substances
Impure substances
Substances containing more than one type of molecule or particle.
Pure substance
Pure substance
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Elements and compounds
Elements and compounds
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