Advertisements
Advertisements
प्रश्न
State the following reaction represent oxidation or reduction.
\[\ce{Fe++->Fe+++}\]
पर्याय
oxidation
reduction
Advertisements
उत्तर
oxidation
\[\ce{Fe++->Fe+++}\] [∵ loss of electron]
संबंधित प्रश्न
Complete and balance the following chemical equation:
\[\ce{Pb(NO3)2 ->[Heat]}\]
Complete and balance the following chemical equations:
Ba`"CI"_2` + `"H"_2"SO"_4` `→`
(aq.) (aq.)
FILL IN THE BLANK
On reaction with sulphuric acid solution, barium chloride forms a white precipitate of ........ sulphate.
What do you observe when :
an iron nail is kept in tap water for few days
Multiple choice:
A reaction of a type: AB + CD → AD + CD, involves
Give an example of the following chemical changes.
A reaction involving
(i) Change of state
(ii) formation of precipitate
Give an example of a photochemical reaction.
Give a chemical test to distinguish between the following gases.
NH3 and HCl
Circle the odd one out. Give reason for your choice
Analogy:
H2O: Water:: NaCl: ______.
