Home
Class 12
CHEMISTRY
Milk can be preserved by adding a few dr...

Milk can be preserved by adding a few drops of

A

Formic acid solution

B

Formaldehyde solution

C

Acetic acid solution

D

Acetaldehyde solution

Text Solution

Verified by Experts

The correct Answer is:
B
Removal of charge on colloid
Promotional Banner

Topper's Solved these Questions

  • SURFACE CHEMISTRY

    NARAYNA|Exercise EXERCISE -1 (C.W.)|12 Videos

  • SURFACE CHEMISTRY

    NARAYNA|Exercise EXERCISE -1 (C.W.) CATALYSIS|5 Videos

  • SURFACE CHEMISTRY

    NARAYNA|Exercise CUQ ( CATALYST )|16 Videos

  • SOLUTIONS & COLLIGATIVE PROPERTIES

    NARAYNA|Exercise EXERCISE : 4|26 Videos

Similar Questions

Explore conceptually related problems

Assertion (A): Food can be preserved by adding salt. Reason (R): Salt increases the moisture content in which microorganisms are unable to grow.

Food material can be preserved at

Raw meat is is preserved by adding a small amount of salt to it. The bacteria responsible for spoiling ............

Raw meat is is preserved by adding a small amount of salt to it. The bacteria responsible for spoiling .....................

Which indicator will produce a pink colour on adding a few drops of sodium hydroxide solution?

Orthodox seeds can be preserved for long periods at a temperature of

Pollen grains can be preserved as fossil because

NARAYNA-SURFACE CHEMISTRY -CUQ ( COLLOIDS )
  1. An emulsifier is an agenet which

    Text Solution

    |

  2. Gelatin is often used as an ingredient in the manufacture of ice -crea...

    Text Solution

    |

  3. Milk can be preserved by adding a few drops of

    Text Solution

    |

  4. When a river enter the sea a delta is formed formation of delta is due...

    Text Solution

    |

  5. Which statement is incorrect ?

    Text Solution

    |

  6. The potential differnce between the fixed particles layer and the diff...

    Text Solution

    |

  7. The number of phase present in colloidal solution is :-

    Text Solution

    |

  8. Butter is a colloid formed when :

    Text Solution

    |

  9. Lyophobic colloids are :-

    Text Solution

    |

  10. When freshly precipitated Fe(OH)(3) is boiled with water in the presen...

    Text Solution

    |

  11. As(2)O(3)+3H(2)S rarrAs(2)S(3)(Sol)+3H(3)O , the principle involved in...

    Text Solution

    |

  12. A substance which forms micelles the solution contains

    Text Solution

    |

  13. The coagulation of colloidal particles of the sol can be caused by

    Text Solution

    |

  14. Role of Desorption in the process of catalysis

    Text Solution

    |

  15. If the dispersed phase is a liquid and the dispersion medium is a soli...

    Text Solution

    |

  16. If a solid is dispersed in a liquid the colloid is called

    Text Solution

    |

  17. Which of the following sols is hydrophobic ?

    Text Solution

    |

  18. Which of the following are multimolecular colloids ?

    Text Solution

    |

  19. Which of the following is not a negative colloid

    Text Solution

    |

  20. The dispersed phase , dispersion media and the nature of colloidal sol...

    Text Solution

    |