Paper 3 Markscheme Response Flashcards
1
Q
How to explain electrode exactly
A
Say more negative, hence oxidised and will move to the left
2
Q
How to show catlayst is a catalyst
A
Say ysed but reformed, as not used up in the reaction must be a catlayst
3
Q
Octahedral molecule with hydrogen
A
SF6
4
Q
Reaction with water to produce acidic
2 reactions we NEED TO know
A
Cl2 + H20 —> HClO + HCl
Cl2+ NaOH —> Nacl + Naclo + h2o
5
Q
How to explain why polar
But no overall
A
Say one is more electronegative than other
However symmetrical so cancel out
6
Q
Why is blip in ionisation ? First one
A
2p electron exists in higher energy sub shell hence easier to remove
