Updated again (Sat 5th Aug 2017): Here’s a suggestion on how to build the LED part of the circuit on the breadboard… The red, green and blue wires go to the pins you defined in the code. I think … Continue reading
I am very confident you can write “CH3” and “OH” as well as “NH2” in displayed formula because they are terminal groups. Better to show the triple bond of nitriles though but you could probably get away with just writing … Continue reading
Student question: When the question says “give the structure of each isomer” and gives us 4 boxes for answers, the mark scheme wrote the structural formula. Will it be wrong to if we draw the displayed formula. I’ve had a … Continue reading
Updated 30th April 2017 Q5. General simple info: Allyl group is a terminal alkene group. i.e. a =CH2 group. Of course they must appear at the end of a chain. They have some unique properties, hence a separate name is … Continue reading
Updated 30th April 2017 — EMPTY —
Updated: 30 April 2017 Q4. Answer for molecule G should be based upon realisation that under those conditions, KMnO4 / H+ / heat under reflux, would facilitate oxidative cleavage of that alkene. Just for reference, cold dilute KMnO4 (neutral or … Continue reading
I will no longer answer Q’s on whatsapp. Replying on my phone takes too much time. Ask questions here. I will answer them on this blog. Pleease identify yourself, so I can focus on KYUEM students.