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Ocr 21st century Gcse chemistry C7 Watch

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    Anyone got any predictions for 6 mark topics pls?
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    A list of things that hasn't come up...

    The ________________ has strict regulations to control chemical processes. -
    - Explain the limitations of using some catalysts, and explain why biological catalysts are better
    - Draw methane, ethane, propane and butane. What are their molecular formulas ?
    - Explain why alkanes are unreactive and why alkenes are reactive.
    - Describe the reaction of alcohols with sodium and explain how this compares with the reactions of water and alkanes with sodium.
    - Explain how genetically modified E. coli bacteria can be used to convert waste biomass from a range of sources into ethanol.
    -Give two smells/tastes that carboxylic acids are responsible for
    - Give two uses of esters
    - Explain where the feedstocks of the Haber process come from
    -Explain the effect of pressure and temperature on the Haber Process.
    - Describe and compare paper and thin-layer chromatography
    - Describe gas chromatography - Explain the titration process
    - What is the unit for concentration?
    - Explain how you would make up a standard solution
    -Carry out a titration calculation

    6 mark question -fermentation/Haber process/comparing reactions of alkanes, alkenes, alcohols and carboxylic acids with sodium/ Explain how a titration is carried out/ Explain the process of making a standard solution

    Although from today's B7 paper, it looks like they're taking last years paper and just rewording it and adding some waffle in between
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    (Original post by danielwinstanley)
    A list of things that hasn't come up...

    The ________________ has strict regulations to control chemical processes. -
    - Explain the limitations of using some catalysts, and explain why biological catalysts are better
    - Draw methane, ethane, propane and butane. What are their molecular formulas ?
    - Explain why alkanes are unreactive and why alkenes are reactive.
    - Describe the reaction of alcohols with sodium and explain how this compares with the reactions of water and alkanes with sodium.
    - Explain how genetically modified E. coli bacteria can be used to convert waste biomass from a range of sources into ethanol.
    -Give two smells/tastes that carboxylic acids are responsible for
    - Give two uses of esters
    - Explain where the feedstocks of the Haber process come from
    -Explain the effect of pressure and temperature on the Haber Process.
    - Describe and compare paper and thin-layer chromatography
    - Describe gas chromatography - Explain the titration process
    - What is the unit for concentration?


















    - Explain how you would make up a standard solution
    -Carry out a titration calculation

    6 mark question -fermentation/Haber process/comparing reactions of alkanes, alkenes, alcohols and carboxylic acids with sodium/ Explain how a titration is carried out/ Explain the process of making a standard solution

    Although from today's B7 paper, it looks like they're taking last years paper and just rewording it and adding some waffle in between
    Cheers for that info
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    do u have the c7 paper from 2016 by any chance? i need it plz
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    I have see
    (Original post by bobbblob1223)
    do u have the c7 paper from 2016 by any chance? i need it plz
    I have seen it on one of the other threads perhaps under past papers!
 
 
 
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