Alkanes (note we study B (carboxylic acid) and C (alcohol) in Year 11)
Question 3
3.
Homologous series
Question 4
4.
Polymers
Question 5
5.
Rate of reaction
Question 6
6.
Fuels and hydrocarbons.
(Note 1. we do not study triple bonds in GCSE chemistry).
Question 7
7.
Cracking or addition polymerisation
Question 8
8.
Question 9
9.
RAM
Question 10
10.
Reaction profiles
Question 11
11.
Reacting masses
Question 12
12.
Types of model
Question 13
13.
Fractional distillation
Question 14
14.
Mole calculation (this is a slightly ambiguous question but assume that moles of N2 are meant.
Question 15
15.
Allotropes of carbon
Question 16
16.
Empirical and molecular formulae
Question 17
17.
Moles of O2 formed = Moles of Magnesium nitrate / 2 = __________
RFM of O2 = 2 x 16 = _______
Mass of O2 = moles x RFM = 0.225 x 32 = ________g
Other Answer Choices:
7.2
32
0.225
Question 18
18.
Moles of NO2 = ______ x moles of magnesium nitrate = ________
molecules of NO2 = moles x the avogadro constant = _________________
Other Answer Choices:
4.3344 x10 24
4.33 x 10 24
2
0.9
Question 19
19.
Rate of reaction.
Note that this graph is a bit artificial (we would expect a curve rather than a straight line at the start of the reaction so a tangent would have to be drawn)