Questions

Q:

The degree of dissociation (α) of a weak electrolyte, AxBy is related to van't Hoff factor (i) by the expression:

1. α=x+y+1i-1

2.α=x+y-1i-1

3. α=i-1x+y+1

4. α=i-1x+y-1

A) 1 is correct B) 2 is correct
C) 3 is correct D) 4 is correct
 
Answer & Explanation Answer: D) 4 is correct

Explanation:

Van't Hoff factor (i) = Observed Colligative PropertyNormal Colligative Property

 

AxBy1-αxA+yxα+yB-xyα  

 

Total Moles = 1-α+xα+yα = 1-αx+y-1

 

i=1+αx+y-11

 

α=i-1x+y-1

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Filed Under: Chemistry
Exam Prep: AIEEE

6 7214
Q:

Cutaneous respiration occurs in

A) Cockroach B) Salamander
C) Crab D) Parrot
 
Answer & Explanation Answer: B) Salamander

Explanation:
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Filed Under: Biology

45 7212
Q:

The English East India Company laid the foundation of Fort St.George at Madras during the regin of 

A) Akbar B) Aurangzeb
C) Jahangir D) Shah Jahan
 
Answer & Explanation Answer: D) Shah Jahan

Explanation:
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Filed Under: Indian History

9 7208
Q:

The doctrine of three jewels- Right belief, Right conduct and Right Knowledge- is the crownings glory of

A) Buddhism B) Christianity
C) Jainism D) None of these
 
Answer & Explanation Answer: C) Jainism

Explanation:
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Filed Under: Indian History

11 7206
Q:

What comes down but never goes up?

Answer

Rain is what only comes down but never goes up.

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9 7200
Q:

Which of the following places is associated with Jainism

A) Kapilvastu B) Pava
C) Prayag D) Shravasti
 
Answer & Explanation Answer: B) Pava

Explanation:
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Filed Under: Indian History

5 7198
Q:

Which of these illustrates the Secondary Structure of a Protein?

chemistry1519110232.jpg image

A) A B) B
C) C D) D
 
Answer & Explanation Answer: B) B

Explanation:

The Secondary Structure of a Protein is option B)

 

The Secondary Structure of a Protein results from Hydrogen Bonds.

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , GATE
Job Role: Analyst , Bank Clerk , Bank PO

2 7194
Q:

Arrange the following words according to the dictionary order

a. Approach

b. Appropriate

c. Approval

d. Approve

A) acdb B) abdc
C) cdab D) abcd
 
Answer & Explanation Answer: D) abcd

Explanation:
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1 7189