Class 12th
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New answer posted
a year agoContributor-Level 10
This is a short answer type question as classified in NCERT Exemplar
Straight chain hydrocarbons in synthetic detergent leads to easy biodegrad-ability because the branched chain hydrocarbon tail is a source of pollution. Therefore, lesser the branching more is the biodegradability.
New answer posted
a year agoContributor-Level 10
This is a short answer type question as classified in NCERT Exemplar
Micelle formation of the detergent can be shown as:
New answer posted
a year agoContributor-Level 10
This is a short answer type question as classified in NCERT Exemplar
Non-ionic detergents such as polyethylene glycol stearate are used as dishwashing soaps.
New answer posted
a year agoContributor-Level 10
This is a short answer type question as classified in NCERT Exemplar
Cationic detergents such as cetyltrimethyl ammonium bromide are used in hair shampoos and hair conditioners.
New answer posted
a year agoContributor-Level 10
This is a short answer type question as classified in NCERT Exemplar
Anionic detergents such as cetyltrimethyl ammonium bromide are used in hair shampoos and hair conditioners.
New answer posted
a year agoContributor-Level 10
This is a short answer type question as classified in NCERT Exemplar
Detergents (which are not biodegradable) persist in water even after sewage treatment and that causes foaming in river water.
New answer posted
a year agoContributor-Level 10
This is a short answer type question as classified in NCERT Exemplar
Acid-base titration can be used to determine the excess amount of alkali in soap. The excess alkali left after hydrolysis of oils or fats can be the source of alkalinity in soap.
New answer posted
a year agoContributor-Level 10
This is a short answer type question as classified in NCERT Exemplar
Soft soaps are potassium salts of fatty acids (such as palmitic acid, stearic acid and oleic acid).
New answer posted
a year agoContributor-Level 10
This is a short answer type question as classified in NCERT Exemplar
Antihistamines are the drugs which control the allergy effects produced by histamines. Antacids are the substances which neutralise gastric acidity. Antihistamine do not affect the secretion of acid in stomach and the reason is that both antiallergic and antacid drugs work on different receptors.
New answer posted
a year agoContributor-Level 10
This is a short answer type question as classified in NCERT Exemplar
Aspirin prevents platelet coagulation and thus has antiblood clothing action, therefore, can prevent blood clotting in heart.
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