Home
Class 12
CHEMISTRY
5ml of standard gold sol, needs 0.5 mg o...

`5ml` of standard gold sol, needs `0.5 mg` of gelation for its protection from coagulation, calculate the gold no of gelation.

Text Solution

Verified by Experts

The correct Answer is:
1
5 ml of gold sols, required gelatin for protection from coagulation =0.5 mg.
10 ml of gold sol. Required gelatin for protection from coagulation =`(0.5xx10)/5=1`
Promotional Banner

Topper's Solved these Questions

  • QUALITATIVE ANALYSIS PART 1

    RESONANCE ENGLISH|Exercise A.L.P|39 Videos

  • SOLID STATE

    RESONANCE ENGLISH|Exercise PHYSICAL CHEMITRY (SOLID STATE)|45 Videos

Similar Questions

Explore conceptually related problems

50 mL of standard gold solution needs 0.05 mg of gelatin for its protection from coagulation. Calculate the gold number of gelatine?

One gram of a protective colloid 'X' is to be added to 200ml of gold sol to prevent coagulation of it when 1 ml of 10% NaCl is added. Calculate the gold number of protective colloid 'X'.

When 6xx10^(-5)g of a protective colloid was added to 20mL of a standard gold sol, the precipitation of latter was just prevented on addition of 2mL of 10%NaCl solution. The gold number of a protective colloid is

When 6xx10^(-5)g of a protective colloid was added to 20mL of a standard gold sol, the precipitation of latter was just prevented on addition of 2mL of 10%NaCl solution. The gold number of a protective colloid is

the protective power of the lyophilic colloids es expressed in terms of gold number, a term introduced by Zsigmondy. Gold number is the number of milli - gram of the protective colloid which prevent the coagulation of 10 mLof red gold sol , when 1 mL of a 10 per cent solution of sodium chloride is added to it . thus smaller the gold number of lyophillic colloid, the greater is the protective power. On addition of one mL of sloution of 10 % NaCl to 10 mL. of red gold sol in presence of 0.025 g of starch the coagultion is just prevented . the gold number of starch is

Which of the following can protect a gold sol from coagulation by NaCl solution?

On addition of 1 mL solution of 10% NaCl to 10 mL gold sol in the presence of 0.0250 g of starch, the coagulation is just prevented. What is the gold number of starch?

the protective power of the lyophilic colloids es expressed in terms of gold number, a term introduced by Zsigmondy. Gold number is the number of milli - gram of the protective colloid which prevent the coagulation of 10 mLof red gold sol , when 1 mL of a 10 per cent solution of sodium chloride is added to it . thus smaller the gold number of lyophillic colloid, the greater is the protective power. gold number given an indication of

The coagulation of 200 ml of a colloidal solution of gold is completely prevented by adding 0.50 gm of starch to it before adding 1 ml of 10% NaCl solution. Calculate the gold number of starch.

the protective power of the lyophilic colloids es expressed in terms of gold number, a term introduced by Zsigmondy. Gold number is the number of milli - gram of the protective colloid which prevent the coagulation of 10 mLof red gold sol , when 1 mL of a 10 per cent solution of sodium chloride is added to it . thus smaller the gold number of lyophillic colloid, the greater is the protective power. which of the following statement (S) is / are correct?

RESONANCE ENGLISH-RANK BOOSTER-All Questions
  1. The glittering nature of diamond is due to ?

    Text Solution

    |

  2. 1.0 gram of a monobasic acid HA in 100 gram H2O lower the freezing poi...

    Text Solution

    |

  3. 5ml of standard gold sol, needs 0.5 mg of gelation for its protection ...

    Text Solution

    |

  4. Graphite is soft because:

    Text Solution

    |

  5. A mixture contain 61.2% BaO, 28% CaO and 10.8 % ( silica ) impurities...

    Text Solution

    |

  6. Match List I with List II and select the correct answer using the code...

    Text Solution

    |

  7. Spin only' magnetic moment of Ni in [Ni(dmg)2] is same as that found i...

    Text Solution

    |

  8. Feo Cr(2)O(3)underset(O(2)) overset(Na(2)CO(3))toAoverset(H(2)SO(4))to...

    Text Solution

    |

  9. The following flow diagram represents the manufacturing of sodium carb...

    Text Solution

    |

  10. The high reactivity and low volatility of white phosphorous is due to:

    Text Solution

    |

  11. Write two physical properties of Diamond.

    Text Solution

    |

  12. State true or false Diamond is a crystalline form of carbon which i...

    Text Solution

    |

  13. What is allotropy?

    Text Solution

    |

  14. KI solution is the reagent for :

    Text Solution

    |

  15. Which of the following statement is are correct ?

    Text Solution

    |

  16. State true or false Buckminster fullerene is allotropic form of ca...

    Text Solution

    |

  17. Define allotropy. Name the various allotropes of carbon.

    Text Solution

    |

  18. Identify the true statement.

    Text Solution

    |

  19. Arrange the following: HOF, HOCl, HOBr, HOI in order of increasing ...

    Text Solution

    |

  20. Following flow diagram represent the extraction of aluminium form baux...

    Text Solution

    |