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Chemistry Chapter 1
Mrs. Janssen's Chemistry Chapter 1 Review
Question | Answer |
---|---|
Chemistry is a natural science that deals with the study of what? | the composition, structure, properties, and changes of matter |
The branch of chemistry in which the compositions of materials are identified is known as what? | analytical chemistry |
What is a common extensive property used in matter? | mass |
At sea level, water boils at 100°C. This is an example of what? | physical property |
Every pure chemical compound consists of two or more elements that are what? | combined chemically |
The two properties that all matter has in common are? | mass & volume |
Elements in the vertical columns together form a ? | group or family |
A mixture that has the same proportion of components throughout is considered to be ? | homogeneous |
Substances that are formed by a chemical change are called the ? | products |
What are elements that are good conductors of electricity? | metals |
The state of matter in which a material has a definite volume and a definite shape is ? | solid |
Elements are arranged in the periodic table according to their? | chemical properties |
The smallest unit of an element that has the properties of that element is an ? | atom |
When atoms of two or more elements are chemically bonded, the substance formed is a? | compound |
If testing shows an element is a poor conductor of electricity, it is probably a ? | nonmetal |
A blend of two or more kinds of matter, each of which retains its own identity and properties, is a? | mixture |
If a material is tested and every sample has exactly the same properties and the same composition, it is a? | pure substance |
What kind of research is carried out for the sake of increasing knowledge? | basic |
A _______________ is an element that has some characteristics of metals and some characteristics of nonmetals | metalloid |