Advertisements
Advertisements
प्रश्न
Statement: To stop bleeding from an injury, ferric chloride can be applied. Which comment about the statement is justified?
विकल्प
It is not true, ferric chloride is a poison.
It is true, Fe3+ ions coagulate blood which is a negatively charged sol.
It is not true; ferric chloride is ionic and gets into the blood stream.
It is true, coagulation takes place because of formation of negatively charged sol with Cl−.
Advertisements
उत्तर
It is true, Fe3+ ions coagulate blood which is a negatively charged sol.
APPEARS IN
संबंधित प्रश्न
Fog is colloidal solution of ____________.
The coagulation values in millimoles per litre of the electrolytes used for the coagulation of As2S3 are given below
(I) (NaCl) = 52
(II) (BaCl2) = 0.69
(III) (MgSO4) = 0.22
The correct order of their coagulating power is:
Peptising agent is added to convert precipitate into colloidal solution. Explain with an example.
What is the difference between sol and gel?
Comment on the statement:
Colloid is not a substance but it is a state of substance.
Explain any one method for coagulation.
Which one of the is not a surfactant?
Which one of the is not a surfactant?
Which one of the is not a surfactant?
Which one of the is not a surfactant?
