One end of Soap is _______ in nature.
Polar-hydro carbon
Covalent
Ionic
None of these
When soap dissolves in water the __________ is reduced.
Ionic nature
Non polar nature
Polar nature
Surface Tension
Cooking of food is a _________________ change.
Physical
Chemical
Temporary
Permanent
__________________ is the most suitable drink available to us.
Pure Water
Juice
Milk
Cleaning substances made from petroleum products are commonly called
Soap
Shaving Soap
Detergents
Shaving Cream
Detergents are made from _______ products.
Oleic acid
Sodium
Potassium
Citric acid
__________ is the hardest substance in our body.
Bone
Enamel of tooth
Ribs
Skull
____________ salts make soft soap.
Iodine
Chlorine
_________________________ are added to food materials to give colour taste and flavour.
Stimulants
Alkalies
Chemicals
Alkalines
_____________________ is the salt formed by the action of fat or oil on an alkali.
Talcum powder
Kajal
Face cream