Advertisements
Advertisements
प्रश्न
Name:
a substance that oxidizes concentrated HCl to chlorine.
Advertisements
उत्तर
MnO2
manganese(IV) oxide
APPEARS IN
संबंधित प्रश्न
The addition of oxygen to a substance is called ______ whereas removal of oxygen is called ______.
Define reduction.
Give the general group study of hydrogen with reference to
reducing power
Describe briefly the ionic concept of oxidation and reduction. Give an equation to illustrate.
State whether the following conversion is oxidation or reduction:
2Cl- - e-→ Cl2
Choose terms from the options given in brackets to complete this sentence.
When CuO reacts with hydrogen,………………… is reduced and ……………….is oxidized to ………………….
(CuO, H2, Cu, H2O)
Complete and balance the following equation:
Fe + H2O →___________+____________
When Ag is exposed to air it gets a black coating of ____________.
Identify the oxidising agent (oxidant) in the following reactions
`3"Fe" + 4"H"_2"O" -> "Fe"_3"O"_4 + 4"H"_2`
Define oxidation number.
