Science week: Thursday
Science week has been continuing brilliantly with a huge number of different activities in and out of lessons. Today saw a number of different subjects take up the challenge of including science in their lessons. […]
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Science week: Wednesday
It’s been a busy couple of days here at the Purcell School and I can hardly believe that our science week is coming to an end. But, what an exciting end it is going to […]
Science week: Tuesday
After a very busy day one of science week activities at the Purcell school, on day two the events have continued in earnest with another full day of activities and science inspired lessons. The English department […]
Science week: Monday & Tuesday, in pictures.
Science week: Monday
Monday We’re very excited at the Purcell School as we are running an action packed science week, with a very wide array of activities, events and even all the other academic lessons being science themed […]
Science week: Monday, on social media…
View this post on Instagram Building spaghetti and marshmallow structures with the juniors @the_purcell_school for #scienceweek2017 #BSW2017 A post shared by Mr P. Banks (@chemstuffbanks) on Mar 13, 2017 at 4:38am PDT We're celebrating […]
12 Days of Chemical Calculations – 12
In the following reaction chlorine is oxidised, use oxidation numbers to show what is reduced. You should also explain which rules you have used to determine your answer. HCl(aq) + MnO2(s) –> Cl2(g) +MnCl2(aq) + […]
12 Days of Chemical Calculations – 11
What is the oxidation state of the Vanadium in the following, and what rules did you use to decide upon the oxidation state? V2O5 VO2+ V(H2O)63+ VO2+
12 Days of Chemical Calculations – 10
A student set out to make some copper (II) oxide from copper (II) sulphate. He took 20.0 cm3 of 0.400 mol dm3 dm-3 copper (II) sulphate solution, added an excess of sodium hydroxide to give […]
12 Days of Chemical Calculations – 9
Titration Calculations Quite a tough one for today… 13.8g of a solid monoprotic acid was dissolved in water and made up to 250 cm3. 25.0 cm3 portions of this were titrated against 0.25 mol dm-3 […]
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