-
Periodic Table: Ranking to melt
On the basis of the arrangement of the elements to their melting point is an organization made of these elements.
Translated by
Downloadable resource (3)Teacher -
Recognizing some gases (part 2): Practicum
This lab is about producing and recognizing some gases: carbon dioxide (marble + HCl) and diwaterstofsulfide (FeS + HCl) (pull box).Translated by
Downloadable resourceTeacher -
Recognizing some gases (part 1): Practicum
You can find tests on the production and identification of several gases: hydrogen (Zn + HCl) and oxygen (heating KClO3).Translated by
Downloadable resourceTeacher -
Endothermic and exothermic phenomena: Practicum
You can find tests
- the solution of ammonium nitrate;
- the solution of sulfuric acid;
- the formation of barium sulphate;
- the formation of salt.
Translated by
Downloadable resourceTeacher -
Thermolysis of potassium permanganate: Laboratory
By heating this gethermolyseerd KMnO4. The proportions of the finished products are also derived.Translated by
Downloadable resourceTeacher -
Conservation of mass: Practicum
With two reactions (KI and Pb (BO3) 2 and baking soda and vinegar), the law of conservation of mass gellustreerd.Translated by
Downloadable resourceTeacher -
Conservation of atoms: Practicum
The students studying here the cycle of copper.
Copper is dissolved in nitric acid solution.
Copper is beaten back down on a nail.
Translated by
Downloadable resourceTeacher -
Distillation: Practicum
This lesson is about the distillation of a chromic acid (tan) (another is also allowed).
Use is made of a simple distillation apparatus (flask with a long curved glass tube)
Translated by
Downloadable resourceTeacher -
Boiling water and determination of brine: Practicum
Each group of students doing the test n the range of
- water
- water with 8 grams of salt
- water with 16 grams of salt
Translated by
Downloadable resource (3)Teacher -
Chromatography of marker dyes: Practicum
The students investigate different markers of dyes using chromatography.
The fluid is water.
Translated by
Downloadable resourceTeacher -
Crystallization and adsorption: Practicum
This test is about crystallization of nitric acid (or another substance) and adsorption of brown sugar dye or activated carbon.
Translated by
Downloadable resourceTeacher -
Extraction: Practicum
In this lab activity, students study the extraction of coffee and peanut nut oil extraction from peanuts.
Note: because you can fire the second test run only if the first is finished.
Translated by
Downloadable resourceTeacher