All Class experiment articles
View all stories of the same content type.
-
Class experimentDetermining the volume of one mole of hydrogen gas | 14–16
Calculate the volume of one mole of hydrogen at room temperature and pressure in this classic experiment
-
Class experimentTitrating sodium hydroxide with hydrochloric acid
Use this class practical to explore titration, producing the salt sodium chloride with sodium hydroxide and hydrochloric acid. Includes kit list and safety instructions
-
Class experimentExtracting iron from breakfast cereal
Investigate the iron content of breakfast cereals with this class practical, teacher demonstration and follow-up questions
-
Class experimentLeaf chromatography
Investigate leaves using paper chromatography with this classroom experiment and follow-up questions
-
Class experimentDetermining the relative atomic mass of magnesium
Use this practical to determine the relative atomic mass of magnesium using its reaction with hydrochloric acid
-
Class experimentPennu màs atomig cymharol magnesiwm
Defnyddiwch y gwaith ymarferol hwn i bennu màs atomig cymharol magnesiwm gan ddefnyddio ei adwaith ag asid hydroclorig.
-
Class experimentFinding the formula of copper(II) oxide
Use this demonstration with your 14–16 learners to deduce the formula of copper(II) oxide by reducing it with methane
-
Class experimentHeating chocolate and egg
Introduce learners to physical and chemical changes and the safe use of Bunsen burners with this simple practical experiment
-
Class experimentIron and sulfur reaction
Illustrate elements, mixtures and compounds with this demonstration and class practical exploring the exothermic reaction of iron and sulfur
-
Class experimentThe change in mass when magnesium burns
A class practical to find the formula of magnesium oxide using the change in mass when magnesium burns
-
Class experimentY newid mewn màs pan fo magnesiwm yn llosgi
Gwaith ymarferol yn y dosbarth i ddod o hyd i fformiwla magnesiwm ocsid gan ddefnyddio’r newid mewn màs pan fo magnesiwm yn llosgi
-
Class experimentTitradiad asid–bas ar raddfa ficro
Defnyddio titradu ar raddfa ficro i gwblhau niwtraliad asid–bas gyda sodiwm hydrocsid yn y sesiwn ymarferol hon yn y dosbarth. Mae’n cynnwys rhestr o’r cyfarpar a chyfarwyddiadau diogelwch.
-
Class experimentA microscale acid–base titration
Use microscale titration to complete an acid–base neutralisation with sodium hydroxide in this class practical. Includes kit list and safety instructions.
-
Class experimentHeating copper in air
Explore the reaction of copper with oxygen to produce copper oxide by heating a copper envelope in this practical
-
Class experimentElectrolysis of brine
Use this colourful practical to introduce learners to the electrolysis of brine, or sodium chloride solution. Includes kit list and safety instructions.
-
Class experimentElectrolysis heli
Defnyddiwch y gwaith ymarferol lliwgar hwn i gyflwyno’r dysgwyr i electrolysis heli, neu hydoddiant sodiwm clorid. Mae’n cynnwys rhestr o’r cyfarpar a chyfarwyddiadau diogelwch.
-
Class experimentSupercooling and the energetics of freezing
Explore what happens when a liquid is supercooled and develop learners’ observation skills in this class practical
-
Class experimentGludedd | Arbrofion cemeg clasurol | 11–14 oed
Cymharwch ludedd hylifau trwchus a thenau drwy fesur yr amser y mae’n ei gymryd i swigen symud drwyddyn nhw
-
Class experimentViscosity | Classic chemistry experiments | 11–14 years
Compare the viscosity of thick and thin liquids by measuring the time is takes for a bubble to move through them
-
Class experimentParticles in motion? | Classic chemistry experiments | 11–14 years
Explore the movement of gas particles by reacting calcium carbonate with hydrochloric acid and testing with limewater