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प्रश्न
Assertion: Coagulation power of Al3+ is more than Na+.
Reason: greater the valency of the flocculating ion added, greater is its power to cause precipitation.
पर्याय
if both assertion and reason are true and reason is the correct explanation of assertion.
if both assertion and reason are true but reason is not the correct explanation of assertion.
assertion is true but reason is false.
both assertion and reason are false.
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उत्तर
if both assertion and reason are true and reason is the correct explanation of assertion.
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संबंधित प्रश्न
Which one of the following is correctly matched?
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:
On which of the following properties does the coagulating power of an ion depend?
What is the difference between sol and gel?
Why does the bleeding stop by rubbing moist alum?
Comment on the statement:
Colloid is not a substance but it is a state of substance.
Write a note on electro osmosis.
Which one of the is not a surfactant?
Which one of the is not a surfactant?
Which one of the is not a surfactant?
