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Criado por Izzy T
aproximadamente 8 anos atrás
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What are the names of the three sub-atomic particles found in an atom?
What is the relative charge of a proton?
What is the relative charge of an electron?
What is the relative charge of a neutron?
Which sub-atomic particle(s) make(s) up the nucleus and which orbit(s) the nucleus?
What is the definition of an isotope?
What is the name of Group 1 on the Periodic Table?
What is the name of Group 2 on the Periodic Table?
What is the name of the section between Groups 2 and 3 on the Periodic Table?
What is the name of Group 7 on the Periodic Table?
What is the name of Group 8 on the Periodic Table?
What can an element's group show about its properties?
What can an element's period show about its properties?
What is the word equation for thermal decomposition of calcium carbonate?
What product is formed when calcium oxide is reacted with water?
what is added to calcium hydroxide to form limewater?
What is the word equation for reacting limewater with carbon dioxide?
What is the definition of an ore?
What can be said about an element that is found most often in its native form?
What is the name of a reaction where carbon is used to extract a pure metal from its oxide?
Name the method that can be used to extract metals more reactive than carbon.
Where is cast iron produced?
What is an alloy?
What is stainless steel used to make?
What properties does aluminium have?
What makes aluminium more corrosion-resistant?
What is made using aluminium/aluminium alloys?
What is the main process used to extract aluminium from its ore?
What are some of the disadvantages of using this method?
What properties makes titanium suitable for use in high-performance aircraft?
What properties makes titanium suitable for use in parts of jet engines?
What has to be done to titanium ore before it can be displaced with sodium or magnesium?
How is the sodium/magnesium produced to react with titanium?
How is copper extracted from its ore by smelting?
Name two methods used to extract copper from low grade ores.
What is involved in the process of phytomining?
What is involved in the process of bioleaching?
What are some useful properties of transition metals?
Name some useful properties of copper and items it is used to make because of its properties.
What was the first alloy to be made by humans and what does it consist of?
What is the alloy brass made of and what is it used to make?
Why is gold more useful as an alloy than pure?
What is the definition of a hydrocarbon?
Which series of hydrocarbons is crude oil mostly made up of?
What is the general formula for any alkane?
What is the name of the process used to separate crude oil into sections?
What are the names of the first six alkanes?
All alkanes are "saturated". What does this mean in terms of an alkane's chemical structure?
What is the relationship between the length of a compound's carbon chain and its boiling point?
What is the relationship between the length of a compound's carbon chain and its viscosity?
What is the relationship between the length of a compound's carbon chain and its flammability?
What is the most common use for compounds in the top fraction?
What two products are made when hydrocarbons are burned in air?
What are two greenhouse gases often produced from burning fuels?
What products can be formed when incomplete combustion of a fuel takes place?
What problem is caused by the trapping of particulates in the upper atmosphere?
What can car exhausts be fitted with to remove harmful substances from the gases produced when burning fuels?
State the word equation for the reaction of carbon monoxide with nitrogen oxides in a catalytic convertor.
What is an example of a biofuel and what it is made of?
What are some of the advantages of using bio-diesel?
What are some of the disadvantages of using bio-diesel?
What crops can be used to produce ethanol for fuel?
What is the name of the process that breaks down hydrocarbon molecules into smaller compounds?
What is the name of the family of hydrocarbons that contain one double bond?
What is the general formula for any alkene?
What are the names of the first six alkenes?
What are the conditions required for cracking?
Describe the test used to determine (un)saturation.
What are polymers?
What is the name for the small molecules that make up polymers?
Describe the process of polymerisation of any alkene.
What is the name of the polymer made using the alkene ethene?
What is the name of the polymer made using the alkene propene?
What can polymers be used to make?
What is meant by a "designer polymer"?
What does a smart polymer do?
Give the name of a shape-memory polymer that is used in dental practise and what exactly it is used in.
What is the definition of a biodegradable plastic?
What organic compound series (homologous series) is ethanol part of?
What are the different ways of writing the chemical formula of ethanol?
How is ethanol produced by fermentation?
How is ethanol produced by hydration?
What is the name of the method used to extract plant oils using steam?
Why is oil often used in cooking food in terms of boiling point?
What conditions are needed to harden vegetable oils?
What does hydrogenation do to the chemical structure of vegetable oils?
What does hydrogenation do to the physical properties of vegetable oils?
What is an emulsion?
What does an emulsifier do?
Give two examples of products that are/contain an emulsion.
What are the main properties of the head and tail of an emulsifier molecule?
If someone consumes vegetable fats rather than animal fats, which of their organs would benefit the most?
Name a vitamin that comes from olive oil.
Name the five layers of the earth from the centre outwards.
Which layer of the earth is the thickest and which is the thinnest?
What is the inner core made of and why is it a solid?
What are tectonic plates and how do they move over earth's surface?
What causes an earthquake to occur?
What evidence is there (besides shape) to support the theory that the eastern coastline of South America and the west coastline of Africa were once joined together?
What was the main gas in the early earth's atmosphere?
What is the name of the experiment that proved it was possible to make the molecules of life from gases found in the early earth's atmosphere?
Where is most of the carbon that was in the early atmosphere now stored on earth?
Name the four main gases found in today's atmosphere and their approximate percentages.
Name the three main processes that release carbon dioxide into the atmosphere and the one main process that removes carbon dioxide from the atmosphere.
What has happened to the levels of carbon dioxide in the atmosphere in the last 100 years and why?
