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Why benzophenone does not show aldol condensation as well canizaro reaction

Posted by Tanisha Brar 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Nitin Murali 8 years, 2 months ago

No alpha hydrogen present

1Thank You

ANSWER

Role of depressing in forth flotation process

Posted by Jatin Yadav 8 years, 2 months ago

CBSE > Class 12 > Chemistry

2 answers

Mehak Suidui 8 years, 2 months ago

When the impurity present of any other ore, it depresses formation of froath with another ore which is present as impurity for eg. Zns & pbs in this zns ore froath formation get depressed

1Thank You

Mahesh Gautam 8 years, 2 months ago

In seperating ore and impurities

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ANSWER

Write a formula of water

Posted by Newton Baba 8 years, 2 months ago

CBSE > Class 12 > Chemistry

4 answers

Sheetal Wankhede 8 years, 2 months ago

H2O

1Thank You

Mahesh Gautam 8 years, 2 months ago

H2O

0Thank You

Vineet Kumar 8 years, 2 months ago

H2o

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Yasoob Raza Naqvi 8 years, 2 months ago

H2O

2Thank You

ANSWER

How to change molarity to normality

Posted by Astha Singh 8 years, 2 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

3.6M sulphuric acid ko liture mein kaise change krenge

Posted by Astha Singh 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Swagata Singha 8 years, 2 months ago

3.6 M means 3.6 moles of Sulphuric acid in 1 litre of solvent.

0Thank You

ANSWER

What happen when white phosphorus is heated with concentrated NaOH solution in an inert atmosphere of CO2

Posted by Vishal Patel 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Nitin Murali 8 years, 2 months ago

Forms phosphine and sodium hypophosphite

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ANSWER

How to complete complex chemical reaction plz explain in brief

Posted by Monika Negi 8 years, 2 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Why light passing through solution did not scatter

Posted by Umesh Patidar 8 years, 2 months ago

CBSE > Class 12 > Chemistry

3 answers

Mahesh Gautam 8 years, 2 months ago

Due to small size of particals to scatter light

0Thank You

Tanuj Chauhan 8 years, 2 months ago

Because it is a homogeneous mixture and in them size of particle is very small

0Thank You

Ishika Tanwani 8 years, 2 months ago

Bcoz it's particles' size is too small to scatter the light

3Thank You

ANSWER

What is dimagnetism, ferrimagnetism and ferromagnetism

Posted by Nancy Deswal 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Swagata Singha 8 years, 2 months ago

Dimagnetic - substances having no unpaired electron, weakly repelled by external magnetic field. Ferrimagnetic - unequal no. of magnetic domain are arranged in opposite direction, resultant magnetic moment is +ve but less than ferromagnetic solids. Ferromagnetic - magnetic domains are arranged in same direction, forms permanent magnet in presence of external magnetic field, strongly attracted by external magnetic field.

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Whai is ligand give an example of a bidentate ligand

Posted by Sachin Gulia 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Tanuja Biswas 8 years, 2 months ago

Ligands are those neutral or anionic group or atoms which form a dative bond with central metal atom by donating it a pair of electons. Bi dentate ligands means the liganda which can donote two pairs of electrons through to of the atoms in the ligand molecule . Eg is oxalate ligand and ethelene one two diamine ligand

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phenol is more acidic then alcohol

Posted by Rakesh Dhankhar 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Rainish Dhiman 8 years, 2 months ago

Yes due to resonance, it has more resonating structures and charge dispersion is more in phenol.so, it is more acidic than alcohol.

3Thank You

ANSWER

Why apple is colour whotr

Posted by Amisha Rohilla 8 years, 2 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What happens when some impurity of SrCl2 is mixed in molten NaCl?

Posted by Saloni Hinduja 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Pranjali Mahajan 8 years, 2 months ago

2 Na ions are replaced by 1 Sr ion

3Thank You

ANSWER

The sum of Ist and 2nd initialization enthalpies 3rd and 4th ionization enthalpies of Nickel and platinum are Ni Pt IE1 +IE2(MJ mol-1) 2.49 2.26 IE3 +IE4(MJ mol-1) 8.80 6.70 Based on the above information answer the following- Which is the most common oxidation state for Ni and Pt ? Why ?

Posted by Sambridhi Dey 8 years, 2 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Marking for each chapter

Posted by Shaik Abdul Soheb 8 years, 2 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What are the noble gas

Posted by Saleman Ali 8 years, 2 months ago

CBSE > Class 12 > Chemistry

3 answers

Tanisha Brar 8 years, 2 months ago

Gases which r inert nd whose octate is completely filled

0Thank You

Ayush Das 8 years, 2 months ago

gas which are noble

1Thank You

Megha Saloni 8 years, 2 months ago

group 18

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ANSWER

Wurz reaction

Posted by Jyoti Jyoti 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Shivansh Pratap 8 years, 2 months ago

Rx + 2Na + Rx = R-R + 2NaX Here R is alkyl group and X is halogen

1Thank You

ANSWER

What are the important topics of organic chemistry

Posted by Aditi Gupta 8 years, 2 months ago

CBSE > Class 12 > Chemistry

2 answers

Ayush Das 8 years, 2 months ago

ncert part 2

2Thank You

Shivam Singh 8 years, 2 months ago

1Thank You

ANSWER

What are +I, +M, -I& -M effects??

Posted by Ansh Gautam 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Ayush Das 8 years, 2 months ago

integers

1Thank You

ANSWER

Blueprint

Posted by Priya Gupta 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Ayush Das 8 years, 2 months ago

print all on blue paper

0Thank You

ANSWER

Tomorrow is my chem exam i have completed only physical part of chem. What should i do now i should revise it or i should move forward and learn organic chem

Posted by Nikhil Kumar 8 years, 2 months ago

CBSE > Class 12 > Chemistry

2 answers

Ayush Das 8 years, 2 months ago

try to solve JEE ADVANCE papers

0Thank You

Khetra Mohan 8 years, 2 months ago

Revise

1Thank You

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What r p pi p pi multiple bonds

Posted by Gunjan Pandey 8 years, 2 months ago

CBSE > Class 12 > Chemistry

2 answers

Ayush Das 8 years, 2 months ago

bonds which multiply and give answer

0Thank You

Shambhu Kumar 8 years, 2 months ago

The Pi bonds or double bonds generated in p orbitals of both atoms

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ANSWER

What are the important topics in the physical chemistry?

Posted by Star Fire 8 years, 2 months ago

CBSE > Class 12 > Chemistry

2 answers

Ayush Das 8 years, 2 months ago

weight size temp pressure

0Thank You

Shambhu Kumar 8 years, 2 months ago

All the books questions and examples are important

1Thank You

ANSWER

How to do conversions in haloalkane and other part of the organic chapters for class 12?

Posted by Nitin Sinha 8 years, 2 months ago

CBSE > Class 12 > Chemistry

2 answers

Ayush Das 8 years, 2 months ago

use a converter

1Thank You

Shambhu Kumar 8 years, 2 months ago

Don't worry about conversions only remember all the name reactions and distinguishes

1Thank You

ANSWER

What is stone bridge

Posted by Abhishek Kumar 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Ayush Das 8 years, 2 months ago

bridge made up stone

0Thank You

ANSWER

What are peptide linkage

Posted by Nitish Singh 8 years, 2 months ago

CBSE > Class 12 > Chemistry

1 answers

Shambhu Kumar 8 years, 2 months ago

It is the covalent bonding between any two consecutive amino acids

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ANSWER

tell me the structure of ethyl benzene

Posted by Aman Sharma 8 years, 2 months ago

CBSE > Class 12 > Chemistry

2 answers

Ayush Das 8 years, 2 months ago

erected structure

0Thank You

Abhishek Kumar 8 years, 2 months ago

C2H5c6H6

2Thank You

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How can we find n in Nernst equation? Pls tele

Posted by Sri Sharma 8 years, 2 months ago

CBSE > Class 12 > Chemistry

2 answers

Tanuj Chauhan 8 years, 2 months ago

Firstly see the no of oxidation and reduction electrons mostly these electrons are same means same no oxidation and reduction of electrons will occur but in some case if they different then multiply the oxidation and reduction no of electrons

0Thank You

Ayush Das 8 years, 2 months ago

go to village

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What is chemisorption?

Posted by Akanksha Kujur 8 years, 2 months ago

CBSE > Class 12 > Chemistry