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10 Of 2S-Chemistry

10 of 2’s! – Chemistry 1

Atomic Structure

  1. Name 2 examples of elements.
  2. Name 2 examples of compounds.
  3. Name 2 methods of separating mixtures.
  4. Name 2 sub-atomic particles found in the nucleus.
  5. Name 2 models of the atom.
  6. Name 2 scientists that developed the periodic table.
  7. Name 2 differences between metals and non-metals.
  8. Name 2 properties of group 1 elements.
  9. Name 2 properties of group 7 elements.
  10. Name 2 properties of group 0 elements.

Bonding and Structure

  1. Name 2 examples of bonding.
  2. Name 2 substances that bond together during ionic bonding.
  3. Name 2 examples of small molecules.
  4. Name 2 properties of small molecules.
  5. Name 2 properties of ionic compounds.
  6. Name 2 examples of giant covalent structures.
  7. Name 2 properties of graphite.
  8. Name 2 differences between graphite and diamond.
  9. Name 2 uses of Nano-particles.
  10. Name 2 differences between ionic and covalent bonding.

 

Chemical Changes

  1. Name 2 of least reactive metals.
  2. Name 2 of the most reactive metals.
  3. Name 2 elements that could be used to extract copper from copper oxide.
  4. Name 2 methods of metal extraction.
  5. Name 2 of the reactions involved in a Redox reaction.
  6. Name 2 products when an acid reacts with a metal.
  7. Name 2 products when an acid reacts with a metal oxide.
  8. Name 2 differences between an acid and an alkali.
  9. Name 2 electrodes in an electrolysis experiment.
  10. Name 2 states the electrolyte has to be found in for electrolysis to work.

Energy Changes

  1. Name 2 examples of energy changing chemical reactions.
  2. Name 2 examples of endothermic reactions.
  3. Name 2 examples of exothermic reactions.
  4. Name 2 similarities between endothermic and exothermic reactions.
  5. Name 2 differences between endothermic and exothermic reactions.

10 of 2’s! – Chemistry 2

Rate and Extent of Chemical Change

  1. Name 2 ways of measuring rate of reaction.
  2. Name 2 equations for calculating rate of reaction.
  3. Name 2 methods of separating mixtures.
  4. Name 2 factors that affect the rate of reaction.
  5. Name 2 examples of catalysts.
  6. Name 2 examples of reversible reactions.
  7. Name 2 other factors that affect the rate of reaction.
  8. Name 2 outcomes of Le Chatelier’s principle.
  9. Name 2 outcomes of changing the activation energy for a reaction.
  10. Name 2 conditions that can affect the equilibrium of a chemical reaction.

Organic Chemistry

  1. Name 2 elements in a hydrocarbon.
  2. Name 2 examples of alkanes.
  3. Name 2 fractions found in a fractional distillation column.
  4. Name 2 properties of long chain hydrocarbons.
  5. Name 2 properties of short chain hydrocarbons.
  6. Name 2 products of cracking.
  7. Name 2 examples of alkenes.
  8. Name 2 differences between alcohols and carboxylic acids.
  9. Name 2 products of condensation polymerisation.
  10. Name 2 examples of natural polymers.

 

Chemical Analysis

  1. Name 2 pure substances.
  2. Name 2 examples of formulations.
  3. Name 2 methods of separating mixtures.
  4. Name 2 distances measured during chromatography.
  5. Name 2 gas tests where a splint is used.
  6. Name 2 results of a flame test.
  7. Name 2 results of a sodium hydroxide test.
  8. Name 2 results of a silver nitrate test.
  9. Name 2 advantages of instrumental methods.
  10. Name 2 differences between flame tests and flame emission spectroscopy.

Chemistry of the Atmosphere

  1. Name 2 examples of gases in the Earth’s current atmosphere.
  2. Name 2 examples of gases in the Earth’s early atmosphere.
  3. Name 2 locations that removed the abundance of CO2 in the atmosphere.
  4. Name 2 organisms that increased the levels of oxygen.
  5. Name 2 examples of greenhouse gases.
  6. Name 2 human activities that increased the level of greenhouse gases.
  7. Name 2 effects of climate change.
  8. Name 2 ways to reduce your carbon footprint.
  9. Name 2 examples of atmospheric pollutants.
  10. Name 2 effects of atmospheric pollutants.

 

 

Using Resources

  1. Name 2 uses of the Earth’s resources by humans.
  2. Name 2 examples of finite resources.
  3. Name 2 differences between potable and pure water.
  4. Name 2 conditions that affect the method to produce potable water.
  5. Name 2 examples of sterilizing agents.
  6. Name 2 processes linked to desalination.
  7. Name 2 stages of waste water treatment.
  8. Name 2 alternative methods of extracting metals.
  9. Name 2 stages of a LCA.
  10. Name 2 methods of reducing the number of resources we use.

 

 



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