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When a colloidal solution is viewed from...

When a colloidal solution is viewed from the direction at right angles of light beam, the path of the beam is illuminated due to scattering of light . In the figure (A) and (B) are

A

A-Tyndall cone, B-Scattered light

B

A-Scattered light, B-Tyndall cone

C

A-Tyndall cone, B-Blind spot

D

A-Tyndall effect, B-Tyndall cone

Text Solution

Verified by Experts

The correct Answer is:
A
The bright cone of the of light is known as Tyndall cone. The scattering of light is seen by the microscope.
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NCERT FINGERTIPS-SURFACE CHEMISTRY-Colloids And Classification Of Colloids
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  2. Tyndall effect is observed only when (i) the diameter of the dispers...

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  3. When a colloidal solution is viewed from the direction at right angles...

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  4. Tyndall effect is not observed in

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  5. Which of the following systems will show Tyndall effect ?

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  6. Why is ferric hydroxide colloid positively charged when prepared by ad...

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  7. When an excess of a very dilute aqueous solution of KI is addd to a ve...

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  8. The ratio of the number of moles of AgNO(3), Pb(NO(3))(2) and Fe(NO(3)...

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  9. The combination of two layers of opposite charges aroung the colloidal...

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  10. Which of the following is not an explanation for the origin of charge ...

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  11. Movement of dispersion medium under the influence of electric field is...

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  12. Why is alum added to water containing suspended impurities ?

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  13. Mixing of positively charged colloidal solution with negatively charge...

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  14. Which one of the following acts as the best coagulating agent for ferr...

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  15. Ferric hydroxide sol is more readily conagulated by Na(3)PO(4) in comp...

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  16. Which of the following solutions having same concentration will have l...

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  17. Among the electrolytes Na(2),SO(4),CaCl(2),Al(2)(SO(4))(3) and NH(4)Cl...

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  18. When iron hydroxide colloidal sol which is positively charged, and col...

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  19. Why is gelatin mixed with gold sol ?

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  20. Which of the following is not a method for coagulation of lyophobic so...

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