Advertisements
Advertisements
प्रश्न
Name:
a substance that will reduce aqueous Iron(III)ions to iron(II)ions.
उत्तर
zinc
APPEARS IN
संबंधित प्रश्न
Write the chemical formula of rust.
Fill in the following blanks with suitable words:
The addition of hydrogen to a substance is called ........ whereas removal of hydrogen is called .......
When a magnesium ribbon is heated, it burns in air to form magnesium oxide. Write a balanced chemical equation for this reaction. Name (i) substance oxidised, and (ii) substance reduced.
Explain the following in term of gain or loss of oxygen with two examples.
Reduction
Name:
a solid that is an oxidizing agent.
Complete and balance the following equation:
Fe + H2O →___________+____________
Explain the term oxidation in term of addition and removal of oxygen/hydrogen with a suitable example.
Identify the oxidising agent (oxidant) in the following reactions
`"Pb"_3"O"_4 + 8"HCl" -> 3"PbCl"_2 + "Cl"_2 + 4"H"_2"O"`
Identify the oxidising agent (oxidant) in the following reactions
`3"Fe" + 4"H"_2"O" -> "Fe"_3"O"_4 + 4"H"_2`
State the change in colour observed in following case mentioning the reason:
Copper powder is strongly heated in air.
