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Chem 1st 9wks test
| Question | Answer |
|---|---|
| Define atom | |
| Define molecule | |
| Define compound | |
| Define element | |
| Define homogenous mixture - give example | |
| Define heterogeneous mixture - give example | |
| 1 mL = ____cm^3 | |
| Define plasma | |
| Define physical property - give an example | |
| Define physical change - give an example | |
| Define chemical property - give an example | |
| Define chemical change - give an example | |
| Define accuracy | |
| Define precision | |
| What is the formula for density? | |
| Define proton | |
| Define neutron | |
| Define electron | |
| Define derived unit - give an example | |
| Define base unit - give an example | |
| Define atomic mass | |
| Define matter | |
| Write in Scientific Notation: a. 34.56 b. .000345 c. 67396.00 | |
| What is Democritus known for? | |
| What is John Dalton known for? | |
| What is JJ Thompson known for? | |
| What is Earnest Rutherford known for? | |
| What is Aristotle known for? | |
| What is William Crookes known for? | |
| What is the formula for percent error? | |
| Define electromagnetic radiation | |
| Define electromagnetic spectrum | |
| Define frequency | |
| Define wavelength | |
| Define amplitude | |
| Define weight | |
| Define photoelectric affect | |
| Define line-emission spectra | |
| Define angular momentum | |
| Define principle quantum number | |
| Define magnetic quantum number | |
| What is the Pauli exclusion principle? | |
| What is the Heisenberg uncertainty principle? | |
| What is Hund's rule? | |
| What is the Aufbau principle? | |
| Define extensive properties | |
| Define intensive properties |