C7 OCR Revision Flashcards

Here is a list of flashcards based on the C7 OCR revision in a quiz format. Get to know about the C7 OCR revision with the help of simple and easy examples given in the flashcards. Learn with fun and grow with knowledge with us.

78 cards   |   Total Attempts: 182
  

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Cards In This Set

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Hydrocarbons are only made up what atoms?
Carbon and hydrogen
What is the name of the group made up of hydrocarbons that have their carbon atoms joined by carbon - carbon bonds.
Alkanes
In an alkane all the bonds are occupied and there the hydrocarbon is?
Saturated
Name this chemical:
H |H - C - H | H
Methane
What is the simple diagram of ethane (C2H6)
H H
| |H - C - C - H | | H H
Do alkanes react with aqueous reagents?
No
Balance this symbol equation
CH4 +O2 --> CO2 + H20
CH4 + 2O2 --> CO2 + 2H20
Alchols form a what series? and with what functional group?
A homologous series and function group -OH
What are the simple diagrams for methanol (CH30H) and ethanol (C2H5OH)?
Answer 9
Answer
What can ethonal be used for
Solvent, fuel, component in alcohol drinks
What can methonal be used for?
Fuels, adhesives, foams, cosmetics and solvents
Why are hydrocarbon chains less dense then water?
They do not mix with water
When alcohols burn in air, what do they produce
Carbon dioxide and water
What is the balanced symbol equation for when ethonal in air (O2)
2C2H5OH + 6O2 --> 6H2O + 4CO2
What is produced when alcohols react with sodium?
A salt and hydrogen gas