OCR AS-level Chemistry June 2019 Paper 1 (first half) walkthrough

OCR AS-level Chemistry June 2019 Paper 1 (first half) walkthrough

[KarieO]

words can’t describe how helpful this is😭😭thank you so so much

[dreens]

for q7, the answer is not D because the mark scheme states the answer is B. Hopefully you can put up the correct solution soon :)

[Aryan-quhm]

For question 2 c2h4 is an alkene and from organic chem we know that it’s 120 degrees

[lay_laa]

really appreciate these videos, especially for multiple choice since the markshemes dont explain how to get the answers

[aishaabdullahi]

Im confused on q5 how did he go from 6dm3 to 4dm3.

[unreal_flickzz]

Doesn’t ammonia have a bond angle of 107 not 107.5?