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CHEMISTRY PAPER 3 DOUBTSS!!
There's this test which includes adding acidified KMnO4(aq) followed by aqueous starch. Does anyone know the purpose for this? -
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Febuary March 2017 papers ALevel
Check Gceguide they have chem and phy 2017 papers. -
Someone must be blabbering thats impossible.
Someone must be blabbering thats impossible.- amina1300
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CHEMISTRY PAPER 3 DOUBTSS!!
The sequence of gas tests? We can distinguish ammonia due to its smell but, how about the others? -
Chemistry: Post your doubts here!
What sequence for gas tests should be taken??? -
CHEMISTRY PAPER 3 DOUBTSS!!
Thankyou so much. I have another question, some people say that doing the gas tests its that necessary as you can draw a conclusion from the given information but as you said that whenever we are told to add acid or alkali and heat in boiling tube we test the gases so, are there any other... -
CHEMISTRY PAPER 3 DOUBTSS!!
Can anyone tell me the stuff I should learn for the Organic Questions because I haven't attempted any at all Plus some hard calculation questions( e.g with some approximate value for titre or temperature change from the Q's which they have attempted in a Lab.) -
CHEMISTRY PAPER 3 DOUBTSS!!
lol I get the spilling of chemicals but how exactly do you BREAK equipment! -
CHEMISTRY PAPER 3 DOUBTSS!!
If youre really good at completing the Practical well in time then you might as well clean the equipment before use but If your not so good then dont waste your time with it but, if some piece of equipment looks used or not washed then dont take a risk by not washing it. I'd recommend that if... -
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CHEMISTRY PAPER 3 DOUBTSS!!
Dude its 2016 https://papers.gceguide.xyz/A%20Levels/Chemistry%20(9701)/9701_s16_qp_32.pdf -
CHEMISTRY PAPER 3 DOUBTSS!!
--> Place a small spatula measure of FB 5 in a boiling tube, add a 1cm depth of dilute hydrochloric acid and warm the contents of the tube gently. Observation : FB 5 + HCl: effervescence/ fizzing/ bubbling gas pops with lighted splint -->Place small spatula measures of FB 5 and FB 6 in a single... -
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Chemistry: Post your doubts here!
--> Place a small spatula measure of FB 5 in a boiling tube, add a 1cm depth of dilute hydrochloric acid and warm the contents of the tube gently. Observation : FB 5 + HCl: effervescence/ fizzing/ bubbling gas pops with lighted splint -->Place small spatula measures of FB 5 and FB 6 in a... -
Chemistry: Post your doubts here!
Cambridge International AS/A Level – May/June 2016 9701 35 QP: ii) A student suggested that the accuracy of the experiment in (b)(i) would be improved by weighing FA 5 using a balance measuring to two decimal places. State and explain whether or not the student is correct. MS: (ii) The student... -
You should give me tips bec i donno whats coming plus CHEMISTRY is not my forte. :(
You should give me tips bec i donno whats coming plus CHEMISTRY is not my forte. :(- amina1300
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