Delhi Public School, Kurukshetra
Class VI (holidays assignment)
Science
What is a pure substance? Name two pure substances.
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0
whole substance is homogeneous and propertie of substance are constant. pure substance is made up of one type of particle. mostly pure sub. are colour less in nature.
ex diamond
oxygen gas
nitrogen gas
ex diamond
oxygen gas
nitrogen gas
Answered by
2
Substances which constitute of only one kind of atom or molecule. Apure substance always has a fixed boiling point and melting point.
Ex- Water ( H2O)
Carbon ( C ) etc.
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