Statement I : For colloidal particles, the values of colligative properties are of small order as compared to values shown by true solutions at same concentration.
Statement II : For colloidal particles, the potential difference between the fixed layer and the diffused layer of same charges is called the electrokinetic potential or zeta potential.
In the light of the above statements, choose the correct answer from the options given below
Assertion A : Hydrolysis of an alkyl chloride is a slow reaction but in the presence of NaI, the rate of the hydrolysis increases.
Reason R : I$$^{-}$$ is a good nucleophile as well as a good leaving group.
In the light of the above statements, choose the correct answer from the options given below
An ammoniacal metal salt solution gives a brilliant red precipitate on addition of dimethylglyoxime. The metal ion is :
Match List I with List II
List-I |
List-II |
||
---|---|---|---|
A. | Reverberatory furnace | I. | Pig Iron |
B. | Electrolytic cell | II. | Aluminium |
C. | Blast furnace | III. | Silicon |
D. | Zone Refining furnace | IV. | Copper |
Choose the correct answer from the options given below :