Home
Class 7
CHEMISTRY
Water containing calcium bicarbonate pro...

Water containing calcium bicarbonate produces ______ with soap.

Text Solution

Verified by Experts

The correct Answer is:
1

Soft water produces lather with soap, whereas hard water produces scum with soap.
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ACIDS, BASES AND SALTS

    PEARSON IIT JEE FOUNDATION|Exercise VERY SHORT-ANSWER TYPE QUESTION|20 Videos
  • ACIDS, BASES AND SALTS

    PEARSON IIT JEE FOUNDATION|Exercise SHORT-ANSWER TYPE QUESTION|16 Videos
  • AIR AND OXYGEN

    PEARSON IIT JEE FOUNDATION|Exercise Assemssment Test-2|15 Videos

Similar Questions

Explore conceptually related problems

Water containing calcium bicarbonate produces scum with soap.

Calcium bicarbonate is

Knowledge Check

  • The amount of lime, Ca(OH)_(2) required to remove the hardness in 60 L of pond water containing 1.62 mg of calcium bicarbonate per 100 ml of water, will be :

    A
    `4.44g`
    B
    `0.222g`
    C
    `2.22 g`
    D
    `0.444 g`
  • Bicarbonate ion is produced inside

    A
    Lymphocytes
    B
    Erythrocytes
    C
    Neutrophils
    D
    Basophils
  • Similar Questions

    Explore conceptually related problems

    Mass of CaO will be required to remove the hardness of 1000 litres of water containing 1.62 g of calcium bicarbonate per litre is A. Find value of A

    Calculate the quantity of slaked lime Ca(OH)_(2) required to soften 6000 litres of well water containing 16.2 g of calcium bicarbonate per 100 litres.

    If water contains dissolved calcium bicarbonate, out of soaps and synthetic detergents which one will you use for cleaning clothes ?

    If water contains dissolved calcium hydrogencarbonate, out of soaps and synthetic detergents, which one will you use for cleaning clothes ?

    If water contains dissolved calcium hydrogencarbonate, out of soaps and synthetic detergents which one will you use for cleaning clothes ?

    Dropping of water over calcium carbide produces ______gas.