WebAug 20, 2024 · Student placed an iron nail in copper sulphate solution. He observed the reddish brown coating on the iron nail which is (a) soft and dull (b) hard and flaky (c) smooth and shining (d) rough and granular plz . ... give proper answer with proof.... Advertisement prince89241 is waiting for your help. Add your answer and earn points. … When iron metal is exposed to air for a long time, it oxidises and forms a reddish-brown colour iron oxide on its surface. This red-brown substance is known as rust, and the process of forming rust is known as rusting.The iron rusting formula is 4Fe + 3O2 + 6H2O → 4Fe(OH)3. See more Rusting of iron is an oxidation reaction. During rusting of iron, the iron metal reacts with oxygen in the air in the presence of water to form hydrated iron \(\left( {{\rm{III}}} \right)\) oxide, \({\rm{F}}{{\rm{e}}_2}{{\rm{O}}_3}{\rm{.x}}{{\rm{H}}_2}{\rm{O}}\). … See more Rust is iron oxide \(\left( {{\rm{F}}{{\rm{e}}_2}{{\rm{O}}_3}} \right)\). Rust is something which is deposited on iron and they are not the same. Rusting of iron is a chemical change because a new substance called ‘iron … See more Both oxygen and water must be present for the rusting of iron to occur. So, the rusting of iron is caused and governed by the following factors: 1. Presence of air 2. Presence of moisture See more
The Chemical Reaction That Causes Rust - ThoughtCo
WebA student placed an iron nail in copper sulphate solution. He observed the reddish brown coating on the iron nail: Which is A) Soft and dull WebIron Nail is Fe and blue copper sulphate is CuSO4. When nail is kept in it, Fe being more reactive than copper, it displaces copper from Copper sulphate and forms Ferrous … cheshire east dog boarding licence
The reddish brown deposit formed on iron nails kept in a ... - Toppr
WebOct 23, 2024 · A student placed an iron nail copper sulphate solution. He observed the reddish-brown coating on the iron nail which is C) smooth and shining. Explanation: When an iron nail is immersed in the solution copper sulphate then iron displaces copper from the solution of copper sulphate because iron is more reactive than copper.; Therefore copper … WebWhen you place an iron nail in you place an iron nail in copper Hulphate solution, the reddish brown coating formed on the. Solve Study Textbooks Guides. Join / Login >> Class 12 >> Chemistry >> The d-and f-Block Elements >> Some Important Compounds of Transition Elements cheshire east dph report