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What people are asking?

Anakha ullas C/o o ullasan

Aug 15, 2015

An element has a BCC structure with a cell edge of 288pm.The density of the element is 7.2g/cm3.How many atoms are present in 208g of the element?

This answer has an image. Please click on the question to read more.

Answer (2)

Mrigank Singh

May 25, 2015

How to see the antilog of 15.6 in the antilog table. please describe each step. Actually i have to find the Kc .  If log K= 15.6. So i m unable to find the antilog of 15.6 .

This answer has an image. Please click on the question to read more.

Answer (2)

Ambati

May 8, 2014

write the preparation of alcohol by using grignard reagent?

This answer has an image. Please click on the question to read more.

Answer (1)

Suyash Verma

Jan 14, 2015

The treatment of alkyl halide with aq.  KOH leads to the formation of alcohols but in the presence of alcoholic KOH, alkenes are the major products. Explain.

Answer.

Answer (2)

Vaibhav Gumber

May 23, 2015

Glucose and fructose give the same osazone ? Explain.

Upon hydrolysis, the products glucose and fructose form needle shaped crystals. Three molecules of phenylhydrazine are required, the reaction takes place at first two carbon atoms. The difference in these sugar...

Answer (2)

Deepthi

Apr 5, 2015

Define Henry's law

Answer.

Henry's law:
The law states that at a constant temperature, the solubility of a gas in a liquid is directly proportional to the pressure of the gas.
The most commonly us...

Answer (2)

Hasini

May 19, 2014

Nitrogen exists as a diatomic molecule. Whereas phosphorus exists a tetra atomic molecule. Explain?


Answer.

Nitrogen is smaller in size hence it forms multiple bonds with other nitrogen and exists as diatomic molecule. Whereas phosphorus a...

Answer (2)

San

May 29, 2014

How to convert Aniline to benzonitrile?

First convert aniline to benzene diazonium chloride and then convert to benzonitrile.

Answer (3)

Sunny Mathew

Apr 24, 2015

Under what conditions Van't Hoffs factor is
A) EQUAL TO 1
B) MORE THAN 1
C) LESS THAN 1

Answer.

Van't Hoff factor is more than 1 for the strong electrolytes which will dissociate and forms more than one ion.

Answer (2)

San

May 13, 2014

What is product formed when Benzaldehyde reacts with acetic anhydride and sodium acetate?

Answer.

 The reaction of Benzaldehyde with acetic anhydride and sodium acetate is called perkin condensation. The product formed in this reaction is Cinnamic acid....

Answer (2)

Anakha ullas C/o o ullasan

Aug 15, 2015

An element has a BCC structure with a cell edge of 288pm.The density of the element is 7.2g/cm3.How many atoms are present in 208g of the element?

This answer has an image. Please click on the question to read more.

Answer (2)

Mrigank Singh

May 25, 2015

How to see the antilog of 15.6 in the antilog table. please describe each step. Actually i have to find the Kc .  If log K= 15.6. So i m unable to find the antilog of 15.6 .

This answer has an image. Please click on the question to read more.

Answer (2)

Ambati

May 8, 2014

write the preparation of alcohol by using grignard reagent?

This answer has an image. Please click on the question to read more.

Answer (1)

Suyash Verma

Jan 14, 2015

The treatment of alkyl halide with aq.  KOH leads to the formation of alcohols but in the presence of alcoholic KOH, alkenes are the major products. Explain.

Answer.

Answer (2)

Vaibhav Gumber

May 23, 2015

Glucose and fructose give the same osazone ? Explain.

Upon hydrolysis, the products glucose and fructose form needle shaped crystals. Three molecules of phenylhydrazine are required, the reaction takes place at first two carbon atoms. The difference in these sugar...

Answer (2)

Deepthi

Apr 5, 2015

Define Henry's law

Answer.

Henry's law:
The law states that at a constant temperature, the solubility of a gas in a liquid is directly proportional to the pressure of the gas.
The most commonly us...

Answer (2)

Hasini

May 19, 2014

Nitrogen exists as a diatomic molecule. Whereas phosphorus exists a tetra atomic molecule. Explain?


Answer.

Nitrogen is smaller in size hence it forms multiple bonds with other nitrogen and exists as diatomic molecule. Whereas phosphorus a...

Answer (2)

San

May 29, 2014

How to convert Aniline to benzonitrile?

First convert aniline to benzene diazonium chloride and then convert to benzonitrile.

Answer (3)

Sunny Mathew

Apr 24, 2015

Under what conditions Van't Hoffs factor is
A) EQUAL TO 1
B) MORE THAN 1
C) LESS THAN 1

Answer.

Van't Hoff factor is more than 1 for the strong electrolytes which will dissociate and forms more than one ion.

Answer (2)

San

May 13, 2014

What is product formed when Benzaldehyde reacts with acetic anhydride and sodium acetate?

Answer.

 The reaction of Benzaldehyde with acetic anhydride and sodium acetate is called perkin condensation. The product formed in this reaction is Cinnamic acid....

Answer (2)

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