Assertion : All molecules in a gas have same speed. Reason : Gas contains molecules of different size and shape.

1.  A

2.  B

3.   C

4.   D

5.  E

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5
Correct Answer :

D


Explanation :
No Explanation available for this question

Among the following molecules Those having same number of lone pairs on Xe are :

1.  (i) and (ii) only

2.  (i) and (iii) only

3.  (ii) and (iii) only

4.  (i), (ii) and (iii)

View Answer  
4
Correct Answer :

(i), (ii) and (iii)


Explanation :
No Explanation available for this question

The isoelectronic pair is :

1.  Cl2O3, ICl2-

2.  ICl2-, ClO2

3.  IF2+, I3-

4.  ClO2-, ClF2+

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4
Correct Answer :

ClO2-, ClF2+


Explanation :
No Explanation available for this question

Which of the following gives propyne on hydrolysis

1.  Al4C3

2.  Mg2C3

3.  B4C

4.  La4C3

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4
Correct Answer :

Mg2C3


Explanation :
No Explanation available for this question

The pair of amphoteric hydroxides is :

1.  Al(OH)3, LiOH

2.  Be(OH)2, Mg(OH)2

3.  B(OH)3, Be(OH)2

4.  Be(OH)2, Zn(OH)2

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4
Correct Answer :

Be(OH)2, Zn(OH)2


Explanation :
No Explanation available for this question

Which of the following chemicals are used to manufacture methyl isocyanate that caused "Bhopal Tragedy" (i) Methylamine (ii) Phosgene (iii) Phosphine (iv) Dimethylamine

1.  (i) and (iii)

2.  (iii) and (iv)

3.  (i) and (ii)

4.  (ii) and (iv)

View Answer  
4
Correct Answer :

(i) and (ii)


Explanation :
No Explanation available for this question

Which of the following graphs represent relation between initial concentration of reactants and half-life for third order reaction

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question
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