Home
Class 10
CHEMISTRY
What is the change in pH values of milk ...

What is the change in pH values of milk when it changs into curd? Explain.

Text Solution

Verified by Experts

pH decreases
It is due to the formation of lactic acid in curd. Since, acids generally have a low pH value, so when milk changes to curd its pH will decreases.
Promotional Banner

Topper's Solved these Questions

  • ACIDS,BASES AND SALTS

    OSWAAL PUBLICATION|Exercise TOPIC -1 SHORT ANSWER TYPE QUESTIONS -II|17 Videos

  • ACIDS,BASES AND SALTS

    OSWAAL PUBLICATION|Exercise TOPIC-1 LONG ANSWER TYPE QUESTIONS|11 Videos

  • ACIDS,BASES AND SALTS

    OSWAAL PUBLICATION|Exercise TOPIC -1 VERY SHORT ANSWER QUESTION|7 Videos

  • CARBON AND ITS COMPOUNDS

    OSWAAL PUBLICATION|Exercise NCERT Corner (Textbook Exercises)|15 Videos

Similar Questions

Explore conceptually related problems

What is the change in the value of entropy when ice melts to give water.

What is the change in entropy when ice melts to given water.

Fresh milk has a pH of 6. How do you think the pH will change as it turns into curd ? Explain your answer.

What happens to change in entropy when water is converted into ice ?

What is the change in temperature when a compressed real gas is allowed to expand adiabatically through a porous plug

Fresh milk has a pH of 6. When it changes into curd (yogurt), will its pH value increase or decrease? Why?

When baking soda is mixed with lemon juice, bubblesare formed with the evolution of a gas. What type of change is it? Explain.

What are the changes that takes plate during inspiration?

OSWAAL PUBLICATION-ACIDS,BASES AND SALTS -TOPIC -1 SHORT ANSWER TYPE QUESTIONS
  1. What is meant by the term pH of a solution? The pH of rain water colle...

    Text Solution

    |

  2. What is alkali? Give two example.

    Text Solution

    |

  3. Classify the following into acidic oxides and basic oxides: Na2O,SO2...

    Text Solution

    |

  4. Write one word term of the following (i) Water soluble base (ii) A...

    Text Solution

    |

  5. Explain why an aqueous solution of sodium sulphate is neutral while an...

    Text Solution

    |

  6. Which gas is usually liberated when an acid reacts with a metal ? Illu...

    Text Solution

    |

  7. What is the change in pH values of milk when it changs into curd? Expl...

    Text Solution

    |

  8. Give chemical equation to show the changes that occur when green colou...

    Text Solution

    |

  9. A knife which is used to cut a fruit was immediately dipped into water...

    Text Solution

    |

  10. Dry HCl gas does not change the colour of dry blue litmus paper . Give...

    Text Solution

    |

  11. Write chemical equations that show aluminium oxide reacts with acid as...

    Text Solution

    |

  12. While diluting an acid, why is it recommended that the acid should be ...

    Text Solution

    |

  13. Why do HCl, HNO(3), etc., show acidic characters in aqueous solutions ...

    Text Solution

    |

  14. Compounds such as alcohols and glucose also contain hydrogen but are ...

    Text Solution

    |

  15. You must have been seen tarnished copper vessels being cleaned with le...

    Text Solution

    |

  16. When a drop of orange juice is added to pure water, how the pH value w...

    Text Solution

    |

  17. While constructing a house ,a builder selects marble flooring and marb...

    Text Solution

    |