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What is Zeta potential, Lyophilic colloid.

Posted by Kamal Singh Rawat 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Anuj Yadav 8 years, 2 months ago

Zeta potential is the potential difference between double layers of a colloidal solution Lyophilic colloid - (1) attraction between dispersed phase and medium (2) reversible and stable

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IUPAC name of DDT?

Posted by Ravi Ravi 8 years, 3 months ago

CBSE > Class 12 > Chemistry

4 answers

Tanisha Brar 8 years, 2 months ago

1.1.1trichloro-2.2-bis(4-chlorophenyl)ethane

Luksh Kumar 8 years, 3 months ago

Not ethylene. Trichloroethane

Luksh Kumar 8 years, 3 months ago

Luksh Kumar 8 years, 3 months ago

2,2 dichlorophenyl 1,1,1 trichloroethylene.

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Why phenol is more acidic than alcohol?

Posted by Ravi Ravi 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Neha Garg 8 years, 3 months ago

Because the phenoxide ion formed stabilised by resonance while there is no such resonance in alcoxide ion. So, tendency to donate H+ ion is more in phenol than alcohol

3Thank You

ANSWER

Alcohol are less acidic than water why?

Posted by Ravi Ravi 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Kamal Singh Rawat 8 years, 2 months ago

In H2O H—O—H and CH3OH CH3—O—H Here due to methyl group which is more electron donated group than H. The CH3OH is more stable than H2O. So H2O is easily lose H+ ion than CH3OH.

ANSWER

What is elements

Posted by Mohd Saklain 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Kamal Singh Rawat 8 years, 2 months ago

Which is made by atoms

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Which is more basic ethylamine or ethylalcohol and why?

Posted by Maitri Rautela 8 years, 3 months ago

CBSE > Class 12 > Chemistry

2 answers

Sachin Singh Jagawat 8 years, 3 months ago

also in oxygen there are 2 lone pair for hydrogen bonding , ehile in nitrogen there is only one lone pair for hydrogen bonding

Lalit Kumawat 8 years, 3 months ago

Ethyl alcohol because in alcohol there is more hydrogen bonding

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Why second ionisation enthalphy of alkaline earth metal are lower than alkali metal

Posted by Shubham Basera 8 years, 3 months ago

CBSE > Class 12 > Chemistry

0 answers

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Why does methylamine has lower boiling point than methanol ?

Posted by Agam Preet 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Sachin Singh Jagawat 8 years, 3 months ago

it is so because , as we know that hydrogen bonding follows the order F>O>N . therefore mere attraction in methanol , hence more (higher) boiling point

3Thank You

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What should i do to clear my exams???damnn!!! What should i do..help!!guyzz

Posted by Ishwarjot Singh Dhillon 8 years, 3 months ago

CBSE > Class 12 > Chemistry

0 answers

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Formula of sucrose

Posted by Nikhil Goyal 8 years, 3 months ago

CBSE > Class 12 > Chemistry

3 answers

Anuj Yadav 8 years, 2 months ago

C12 H22 O11

Ravi Ravi 8 years, 3 months ago

C12H22O11

P Cc 8 years, 3 months ago

C6H12O6

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Miscells

Posted by Dheeraj Kumar 8 years, 3 months ago

CBSE > Class 12 > Chemistry

0 answers

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arrange the following in order of their increasing reactivity towards HCN- CH3CHO,CH3COCH3,HCHO,C2H5COCH3

Posted by Manish Bisht 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Kamal Singh Rawat 8 years, 3 months ago

C2H5COCH3<CH3COCH3<CH3CHO<HCHO. Due to smaller size of HCHO, HCN is easily attack on it.

4Thank You

ANSWER

Sec IUPAC me khaise use hota hai

Posted by Deepak Varshney 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Samarth Sharma 8 years, 3 months ago

Book https://m.youtube.com/watch?v=8g5xcgm-7MU ? IUPAC Naming Part 1 Organic Chemistry for XI | XII | JEE-Main | JEE ...

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Explain linkage isomerism with example

Posted by Kamal Singh Rawat 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Samarth Sharma 8 years, 3 months ago

https://socratic.org/questions/what-are-linkage-isomers-give-me-an-example What are linkage isomers? Give me an example + Example - Socratic

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Why aniline does not undergo friedel crafts reaction

Posted by Nitish Kumar 8 years, 3 months ago

CBSE > Class 12 > Chemistry

2 answers

Anuj Yadav 8 years, 2 months ago

Because aniline is a base and anhydrous AlCl3 is Lewis acid so here they give neutralisation rxn.

Samarth Sharma 8 years, 3 months ago

Ring is less reactive

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What is band theory

Posted by Shubham Thakur 8 years, 3 months ago

CBSE > Class 12 > Chemistry

0 answers

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What is particular rate constant

Posted by Ranu Tiwari 8 years, 3 months ago

CBSE > Class 12 > Chemistry

0 answers

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Why No2 is paramagnetic and N204 is diamagnetic

Posted by Kamal Singh Rawat 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Aadil Gouri 8 years, 3 months ago

because no2 has unpaired electrons and n204 has paired electrons

ANSWER

Limiting molar conductivity of mg+2 and cl- ions are 106.0s cm2 mol1- and 76.3s cm2 mol1- .calculate the limiting molar conductivity of mgcl2

Posted by Parul Jangid 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Kamal Singh Rawat 8 years, 3 months ago

Add both limiting conductivity of Mg^+2 and Cl^-1. You get answer

ANSWER

1)etanol to propan-2-ol,2)phenol to acetophenone,3)phenol to picric acid 4)2-methyl propene from2-methyl propanol 5)propene to propan-2-ol

Posted by Sakshi Kumari 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Kamal Singh Rawat 8 years, 3 months ago

Ans1- add CH3-MgBr in etanol Then react with water and form propan-2-ol. 2- react phenol with Zinc dust , benzene is form Then react with CH3Cl , toluene is form Then react in presence of CrO3, benzaldehyde is form Now again react with CH3Cl and get acetophenone.

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Disposable call Bala

Posted by Sakshi Kumari 8 years, 3 months ago

CBSE > Class 12 > Chemistry

0 answers

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Hi hi hi hi

Posted by Sakshi Kumari 8 years, 3 months ago

CBSE > Class 12 > Chemistry

0 answers

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chapter 10 in ncert book example 10.8 please jldi answer bhejy

Posted by Aleesha Khanam 8 years, 3 months ago

CBSE > Class 12 > Chemistry

0 answers

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Give reason why a solid Phosphorus pentachloride exhibits some ionic character

Posted by Nitish Kumar 8 years, 3 months ago

CBSE > Class 12 > Chemistry

0 answers

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What is the reaction for Hell- volhard- zelinsky reaction.

Posted by Ankita Kumari 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Deepak Singh Baghel 8 years, 3 months ago

Reaction of acetic acid with excess of chlorine to form mono di tri chloroacetic acid is formed

3Thank You

ANSWER

Define first oder reaction

Posted by Gurleen Warring 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Kamal Singh Rawat 8 years, 3 months ago

The sum of power of concentration of reactant is equal to one. It's unit is sec^-1

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Why dissociation enthalpy of fluorine is less compared to all halogen even they are more electronegitive and have strong bond

Posted by Dolsi Garg 8 years, 3 months ago

CBSE > Class 12 > Chemistry

1 answers

Kamal Singh Rawat 8 years, 3 months ago

Due to small size they force between the nucleus and electron is high. So they cannot easily lose electron. Hence their dissociation enthalpy is less.