Chemistry Specialist_DSE/IB/IGCSE

IGCSE triple award Chemistry Paper 2 Chemistry Topics predication:

1. Condensation polymers (equations and probably have new polymer structure comes up)
2. Questions set on Equilibrium, sulfuric acid production and ammonia production
3. Molar volume of gas calculations
4. Diagrams to represent position of ions in sodium chloride
5. Diamond and graphite (uses, properties and diagrams)
6. Electrolysis on aqueous solutions and faraday calculation
7. Fermentation of ethanol and evaluation of different methods of ethanol production
8. Sodium chloride diaphragm cell and uses of products from electrolysis of sodium chloride.

IGCSE Physics 1PR exam topics predicted

Section 1:
1. Hoke’s Law and experiment for investigating the Force and
extension relationship F = ke
2. Terminal velocity with/ without parachute (how to reach
terminal velocity)
3. Astronomy (calculation, orbit and energy change)

Section 2:
1. Electricity hazards
2. Current- voltage characteristics of different materials
(include graphs and experimental setup)

Section 3:
1. Uses and detrimental effects of waves in electromagnetic
spectrum
2. Experiment for finding refractive index
3. Ray diagrams: total internal reflection (optical fibre and
triangle prism), refraction and mirror images
4. Experiment for finding the speed of sound in air

Section 4:
1. Conversion of different forms of energy
2. Work and power calculation
3. Different electricity generation methods

Section 5:
1. Pressure = Force/Area
2. Pressure difference calculation P = density x g x height
3. P1V1 = P2V2 calculation (questions in recent papers are
getting more difficult)
4. Remember Pressure increase with Temperature

Section 6
1. Magnetic field lines (uniform magnetic field)
2. dc motor (operating principle and factors affecting the
strength of force)
3. Loudspeaker (operating principle)
4. Dynamo (rotation of magnet in a coil to generate voltage),
principle and factors affecting the size of voltage

Section 7
1. Uses and dangers of ionising radiations
2. Experiment of producing corrected count rate
3. Geiger and Marsden’s experiment with gold foil and alpha
particle (results and explanation)
4. Describe nuclear fission reactor (control, rod,
moderator…...etc)

Topics predicted will be in tomorrow IGCSE Chemistry 1PR paper
1. Metal Extraction
Blast furnace/ Aluminium oxide Electrolysis
Metal above Zinc -> Electrolysis
Metal below Zinc -> Carbon/ carbon monoxide reduction
2. Haber Process
3. Equilibrium
4. Distillation experiment and set-up
5. Fractional distillation of crude oil, fractions and their physical properties
7. Cracking of alkane
8. Rate of reaction in using catalyst + energy diagram with/ without using catalyst

Topics you must revise:
1. Bonding and structure (ionic, covalent and metallic)
2. Acid-Alkali titration and salt preparation
3. Polymers and organic chemistry (Alkane, alkene)

To students who take IGCSE Chemistry in May 2017.
Never give up!!!
You can make it

Hello students, I am a Science Tutor. I open this page is to help students perform well in chemistry and physics. Feel free to share your questions and I will try to answer by video