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Set for experiments "Bettger's volcano", fixes

Brand: Фиксики
Product Code: 7338755
0 reviews
$8.15
In Stock
Characteristics
A country
Russia
Age
From 14 years old
For whom
Unisex
The number of experiments
1
Type of research
Experiments with reagents
...

With a set for experiments, the child learns about the amazing properties of substances, conducts a fascinating experiment and surprise friends.

“Bettger volcano” is a bright indicative chemical experience. It consists in burning the dichromate of ammonium.

will help in studying

Experience can be used as an example of an oxidation and restoration reaction.

simple instructions

  • Put on gloves. Conduct experience in a well -ventilated room. It is better to cover the workplace so as not to get dirty.
  • Pour the contents of the bag with a slide into an aluminum bowl. And put it on any non-combustible surface, for example, on something ceramic or on a tile.
  • Make a deepening from above, turning the hill into a small volcanic.
  • Attention: Work with fire! Help the child to set fire to the resulting volcanic and do not leave unattended during the experience.
  • Watch how the self -supported exothermic reaction of the decomposition enchantically turns orange ammonium ditch into green ashes.

    • The result. The redox reaction, in which the chromium atom, which is part of the dichromatic anion of salt, takes the electrons from nitrogen atoms, which are contained in the ammonium cation.

    Characteristics
    A country Russia
    Age From 14 years old
    For whom Unisex
    The number of experiments 1
    Type of research Experiments with reagents
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