click below
click below
Normal Size Small Size show me how
Basic Chemistry
Question | Answer |
---|---|
What is matter | Anything that has mass and takes up space |
Property | Characteristic |
Chemistry | Study of properties of the properties of matter and how matter changes |
Substance | Single kind of matter that is pure and has a specific make up |
Physical Properties | Characteristics of a pure substance that is Observed without changing into another substance |
Physical Properties Observe | To classify by 5 senses |
Chemical Properties | Characteristic of a pure substance that describes an ability to change into a different substance |
Chemical properties Observe | To observe change into different substance |
Element | Pure substance that can not be broken down into any other substance by Chemical or Physical |
Elements are represented by | One or two syllable words |
Particles of an Element | Atom |
Atom | Basic particle of which all elements are made of |
Chemical Bond | Atom combine:force between two attoms |
Molecules | Groups of two or more atoms held together by Chemical bonds |
Compounds | Pure substance mad of tow or more elements that is chemically combined in a ratio |
Chemical Formula | The way to describe element in a compound: H2o |
Chemically combined Elements | Elements that can be separated by a chemical reaction |
Mixtures | mad of two or more substances,elements or compounds: Each substance keeps its own property |
Heterogeneous Mixture | See the different parts |
Homogeneous Mixture | So evenly mixed can not see different parts |
Solution | Example of a Homogeneous mixture |
Separating Mixtures | Separate into two or more distinct mixtures |