Creado por ManishaBhaker78
hace más de 8 años
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What are the main uses of LIMESTONE
/ calcium carbinate. And is it reactive?
What is the symbol arrangement for calcium carbonate
What is thermal decomposition
What 2 things react to get calcium hydroxide?
How is calcium hydroxide used to test for carbon dioxide?
How do you make cement out of lime stone?
What do you mix together to make mortar?
What is mortar?
How do you make concrete
What does quarrying limestone do to the landscape?
How is limestone a good thing?
Name some pros and cons of limestone
What is a metal ore
What are the 2 methods of extracting metal from their ores
In the reactivity series what happens to metals above and below carbon ( when being extracted)?
What can carbon do to metals less reactive then itself
Describe what a displacement reaction is?
Give an example of a displacement reaction
What ore is in short supply and what are the name of two new methods of extracting the short supply metal?
Explain what bioleaching is
Explain what phytomining Is
What are the good and bad things about metal extraction
Why is recycling metals so important?
What are the basic properties of metals
Name the unique properties of
: copper
: aluminium
: titanium
What is the definition of an alloy
Why is pure iron so bendy ( mention it's arrangement)
What can pure iron be used for?
What are the properties of an alloy?
What is crude oil?
What are the steps of separating crude oil in a fractionation column?
What happens to the molecules of crude oil as the heat decreases
Is crude oil mainly alkAnes or alkEnes?
Name four alkAnes and there formulas
What the basic trends of alkanes
What is crude oil used for
As well as fuel what other thing does crude oil providd
What is the problem with using crude oil as a fuel for modern life?
List some renewable sources of energy and their pros and cons...
Why is crude oil not the environments best friend?
What gas can cause acid rain and how
What does acid rain do to the environment?
You can reduce acid rain by reducing sulfur emissions (give some examples)
How does increasing carbon dioxide cause climate change
What is global dimming
Why don't some scientist believe the change is real
Name three alternative fuels that are being developed and some pros and cons
What does cracking mean?
Products from fractional distillation are cracked - what are they useful for?
(Diesel is cracked)
Describe the chemical reaction: cracking -
How it is done and what is needed
What bond does ALKENES
How can you test for an alkEne
How can ethanol be made and why will it eventually become expensive
How else can ethanol be made?
What are the advantages and disadvantaged of making ethanol through sugar
What can alkenes be used to make?
How is a polymer made
What do fruits and seeds contain a lot of?
How do we extract oil from plants
What are vegetable oils used in and what do they contain?
What benefits do vegetable oils have in cooking?
How come vegetable oils can be used to produce fuels
What kind of bond does:
• unsaturated oils
• monounsaturated
• polyunsaturated
How can you hydrogenate unsaturated oils?
What uses do hydrogenated oils have?
What is the bad thing about hydrogenating oils?
What is the difference between saturated and unsaturated fats and the effect on health
What are the 2 types of emulsions
What is an emulsifier?
What does hydrophilic
And hydrophobic mean
How does an emulsion work
What are the pros and cons of using emulsifiers?
Who invented the theory of continental drift
What was the evidence that supported wegners theory?
Why was his theory not accepted for many years?
Describe the arrangement of the earth and their movement
How do earthquakes and volcanoes happen?
Why can't scientists predict if a volcano or earthquake we will happen?
Tell me about the evolution of the atmosphere
Explain the primordial soup theory?
Who did an experiment to prove the primordial soup theory was correct