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3rdqtChemistryCpSG
End of the quarter test study guide for chemistry cp
| Question | Answer |
|---|---|
| Classify air as element, mixture, compound, or colloid? | Mixture |
| Classify a blueberry muffinas element, mixture, compound, or colloid? | Mixture |
| Classify salt water as an element, mixture, compound, or colloid? | Mixture |
| Classify muddy water as an element, mixture, compound, or colloid? | Mixture |
| Is boiling water an example of Intensive or extensive property? | Intensive |
| Is density an example of Intensive or extensive property? | Intensive |
| Is malleability an example of Intensive or Extensive property? | Intensive |
| To which category of elements does an element belong if it is malleable? | Metal |
| If it is brittle? | Non-metal |
| If it tends too gain electrons when forming an ion? | Non-metal |
| If it tends too lose electrons when forming an ion? | Metal |
| If it is ductile? | Metal |
| If it is a good conductor of heat? | Metal |
| What type of mixture is black coffee? | Homogenous |
| What type of mixture is blood? | Heterogenous |
| What type of mixture is Chicken noodle soup? | Heterogenous |
| What type of mixture is air? | Homogenous |
| What type of mixture is dirt? | Heterogenous |
| What type of mixture is concrete? | Heterogenous |
| What factor determines the reactivity of an element? | Valence Electrons |
| How many electrons can a single orbital hold? | 2 Electrons |
| Number of Protons in Potassium-40 | 19 |
| Number of neutrons in Potassium-40 | 21 |
| Number of protons in Carbon-14 | 6 |
| Number of protons in oxygen-17 | 8 |
| Which isotope of Neon contains the same number of neutrons and protons? | Neon-20 |
| Which scientist was famous for the "Oil-Drop Experiment"? | Millikan |
| What law states that matter is niether created nor destroyed in any process? | Law of Conservation of Mass |
| What did Rutherford's gold foil experiment show was small, dense, and positively charged? | The nucleus |
| The atomic emission spectrum can be used |