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Chapter 1 Chemistry.
Question | Answer |
---|---|
6 Branches of Chemistry? | Organic, Inorganic, Analytical, Physical, Bio, Theoretical. |
Carried out for the sake of increasing knowledge. | Basic Research. |
Carried out to solve a problem | Applied Research. |
A process that leads to the transformation of one set of chemical substances to another. | Reaction. |
involves the production and use of products that improve our quality of life. | Technological Development. |
Anything that has mass and takes up space. | Matter. |
Do not depend on the amount of matter present. | intensive properties. |
depend on the amount of matter present. | extensive properties. |
What does an atom consist of? | A nucleus made of protons, neutrons and electrons. |
How do you measure matter? | triple beam balance? |
Does not involve a chance in the substances identity. | Physical Change. |
When one or more substances are converted into different substances also known as a chemical reaction. | Chemical Change. |
substances that are not uniformly mixed | Heterogeneous |
mixture is same throughout | homogeneous. |
How is the periodic table organized? | Increasing atomic number. |
What are the two main groups on the periodic table? | Metals and nonmetals. |
What does the left side of the periodic table contain? | elements with greatest metallic properties. |
What are the elements that touch the zigzag line? | metalloids. |
What are the vertical columns in the periodic table? Horizontal rows? | groups or families; periods. |
Group 1 on the Periodic Table? | Alkali Metals. |
Group 2 on the Periodic Table? | Alkali-Earth Metals. |
Groups 3-12 on the Periodic Table? | Transition Metals. |
Where are the Lanthanides and Actinides located on the periodic table? | Bottom. with transition metals. |
Group 13 on the Periodic table? | Boron group. |
Group 14 on the Periodic Table? | Carbon Group. |
Group 15 on the Periodic Table? | Nitrogen Group. |
Group 16 on the Periodic Table? | Oxygen Group. |
Group 17 on the Periodic Table? | Halogens. |
Group 18 on the Periodic Table? | Noble Gases. |