Carbon and Its Compounds-Soaps and Detergents (CBSE (Central Board of Secondary Education- Board Exam) Class-10 Science): Questions 1 - 4 of 4

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 620 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 400.00 or

Question number: 1

» Carbon and Its Compounds » Soaps and Detergents » Micelles

MCQ▾

Question

Any substance which can remove grease and dirt from any fabric or body is called as:

Choices

Choice (4) Response

a.

Detergent

b.

Synthetic detergents

c.

Soaps

d.

Question does not provide sufficient data or is vague

Question number: 2

» Carbon and Its Compounds » Soaps and Detergents » Micelles

MCQ▾

Question

Synthetic detergents have more advantage then soaps because synthetic detergents are:

Choices

Choice (4) Response

a.

Have strong cleansing action

b.

Useful in washing even in hard water and acidic water

c.

Synthetic detergents helps to save oil

d.

All a. , b. and c. are correct

Question number: 3

» Carbon and Its Compounds » Soaps and Detergents » Micelles

MCQ▾

Question

Soaps do not act efficiently in:

Choices

Choice (4) Response

a.

Hard water

b.

Acidic solution

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 4

» Carbon and Its Compounds » Soaps and Detergents » Micelles

MCQ▾

Question

Hydrocarbon end of the soap molecule is:

Choices

Choice (4) Response

a.

a polar part

b.

Micelles

c.

A non-polar part consisting of a long chain of carbon atoms

d.

Water-repellent part

f Page