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searchtune

Feb 17, 2015

#### write the chemical formula as well as structural formula of soaps and detergents



The chemical formula of soap is C17H35COONa while the chemical formula of detergent is C18H29NaO3S

Swathi Ambati

Jan 5, 2015

#### What is surgical spirit? Why it is used to clean cuts?



Surgical spirit is a solution of ethanol, methanol and some other ingredients.

Narasimha mn

Oct 7, 2013

#### Given a chemical test to distinguish between (i) Ethane and ethene (ii) Ethanol and ethanoic acid (iii) Soaps and Detergents



(i) Ethane and ethene:
Then,  addition of bromine water to both alkane and alkene. In which ever case colour changes that compound is ethene (alkene).
Ethane   :  CH₃ - ...

Vaibhav

Jan 5, 2014

#### In electrolysis of water, why is the volume of gas collected over one electrode double the volume of gas collected over the other electrode?



In elctrolysis, water is decomposed in the presence of electricity to its components. The reaction is shown as below:

&nb...

Narasimha mn

Oct 7, 2013

#### Write three difference between ethanol and ethanoic acid on the basis of chemical properties?



Jayasree Saravanan

Dec 6, 2014



Nimat

Mar 4, 2014

#### How does the tendency to gain electrons change as we go down the 16thgroup of periodic table? Why?



The tendency to gain electrons decreases as we go down the 16th group this happens because as we go down the atomic size of the element incre...

Rohit Jha

Mar 8, 2014



Manikya Sinha

Nov 28, 2010

#### define estrification with an example ?



Define esterification with an example?

Priya

Oct 19, 2013

#### is there any difference between valency and valence electrons?



Yes. Valancy of an element is the combining capacity. Valance electrons are the number of electrons present in the last shell or energy level of an atom. &...

Feb 17, 2015

#### write the chemical formula as well as structural formula of soaps and detergents



The chemical formula of soap is C17H35COONa while the chemical formula of detergent is C18H29NaO3S

Swathi Ambati

Jan 5, 2015

#### What is surgical spirit? Why it is used to clean cuts?



Surgical spirit is a solution of ethanol, methanol and some other ingredients.

Narasimha mn

Oct 7, 2013

#### Given a chemical test to distinguish between (i) Ethane and ethene (ii) Ethanol and ethanoic acid (iii) Soaps and Detergents



(i) Ethane and ethene:
Then,  addition of bromine water to both alkane and alkene. In which ever case colour changes that compound is ethene (alkene).
Ethane   :  CH₃ - ...

Vaibhav

Jan 5, 2014

#### In electrolysis of water, why is the volume of gas collected over one electrode double the volume of gas collected over the other electrode?



In elctrolysis, water is decomposed in the presence of electricity to its components. The reaction is shown as below:

&nb...

Narasimha mn

Oct 7, 2013

#### Write three difference between ethanol and ethanoic acid on the basis of chemical properties?



Jayasree Saravanan

Dec 6, 2014



Nimat

Mar 4, 2014

#### How does the tendency to gain electrons change as we go down the 16thgroup of periodic table? Why?



The tendency to gain electrons decreases as we go down the 16th group this happens because as we go down the atomic size of the element incre...

Rohit Jha

Mar 8, 2014



Manikya Sinha

Nov 28, 2010

#### define estrification with an example ?



Define esterification with an example?

Priya

Oct 19, 2013