burr
Most thermite reactions use Fe2O3 (iron(III) oxide, aka rust) and aluminium powder.
Iron is magnetic but copper isn't. So I guess iron powder is magnetic while copper powder isn't.:)
Large quantities of iron-oxide in talcum powder can potentially lead to discoloration, affecting its appearance and quality. It may also change the texture and properties of the talcum powder, making it less effective for its intended use. Additionally, iron-oxide may cause skin irritation or allergic reactions in some individuals.
One way to separate iron powder and sulfur powder is by using a magnet. Since iron is magnetic, you can attract and separate the iron powder from the sulfur powder. Another method is to use a technique called sublimation, where the sulfur powder is heated to convert it into a gas, leaving behind the iron powder.
Iron powder typically has a metallic taste, similar to the taste of blood or a metallic object. It is not recommended to ingest iron powder as it can be harmful to your health.
Iron powder will not dissolve in water. It remains as solid particles suspended in water, forming a mixture known as a suspension.
get a magnet that attracts iron
Contacting the iron powder with an aqueous solution of copper (II) salts will produce a copper coating on iron powder: Iron is higher in the electromotive series than copper and therefore will displace copper from the solution, resulting in copper-coated iron and dissolved iron cations. When all of the surface of the iron powder has been coated with copper, the iron will stop reacting because it no longer has access to the copper ions in solution, the access of the iron being blocked by the layer of copper coating the remaining iron powder.
a very simple and a common technique to separate them out is use a magnet. Since a magnet attracts iron , bring a strong magnet in front of the mixture and almost all of the iron powder gets separated
When you heat iron oxide powder with magnesium powder, a chemical reaction takes place where the magnesium reacts with the oxygen in the iron oxide to produce iron metal and magnesium oxide. This is a type of redox reaction where reduction and oxidation occur simultaneously.
no
When iron powder and salt are added to water, the iron powder will react with the water to produce iron oxide (rust), hydrogen gas, and heat. The salt will dissolve in the water. This reaction is a chemical change, resulting in a mixture of iron oxide, hydrogen gas, salt solution, and any unreacted iron powder.