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Among methanoic acid and ethanoic acid which is more acidic and why

Posted by Madhu Shree 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Lekha Raj 8 years ago

Methanoic acid is more acidic.As in ethanoic acid,ch3 group is attached to C atom and is electron donating group which decreases the polarity of O--H bond .Hence it's acidity decreases than methanoic acid.

ANSWER

Why is the dipole moment of chloro benzene is greater than cyclo hexyl chloride

Posted by Bhawna Jain 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Why the dipole moment of chlorobenzene is low than that of cyclohexyl chloride

Posted by Goutam Sharma 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

example of sorption?

Posted by Pawan Harwani 8 years ago

CBSE > Class 12 > Chemistry

3 answers

Ahtesham Rajput 8 years ago

Chalk dip in ink for for same time

Ahtesham Rajput 8 years ago

When adsorption and absorption takes place simultaneously

Priyanka Shinde 8 years ago

Coten dipped in ink.

ANSWER

Differentiate between agonist and antagonists

Posted by Madhu Siwach 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

A chemical test to distinguish between methanol and ethanol??

Posted by Ayush Singh 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Bhawna Jain 8 years ago

Iodo form test

ANSWER

Between sodium hydrogencarbonate and magnesium hydroxide ,which is a better antacid and why

Posted by Samrat Chaudhary 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Rony Mahawar 8 years ago

Comparing same amount of NaHCO3 and Mg(OH) .Mg(OH)2 is better as it neutrilises more amount of acid

ANSWER

Test to distinguish b/w aniline into N-methyl aniline

Posted by Moin Khan 8 years ago

CBSE > Class 12 > Chemistry

2 answers

Bhawna Jain 8 years ago

Aniline react with Hinds Berg reagent and soluble in alkali but n methyl aniline react with Hinds Berg reagent and not soluble in alkali Or carbyl amine test is given by aniline but n metyl aniline does not react

Ayush Singh 8 years ago

Aniline on reaction with benzene diazonium chloride produces a yellow color compound While N methyl Aniline do not react with benzene diazonium chloride. It is called dye test and a part of coupling reaction in amines chapter.

ANSWER

Why is common salt sometimes yellow instead of being pure white?

Posted by Saurabh Singh 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Naveen Sharma 8 years ago

The site or point in a crystal lattice where a missing negative ion is filled with an electron is known as F centre. The presence of F centre impart colour to the otherwise colourless ionic crystal. Example: NaCl (common salt) with F centres has yellow colour.

ANSWER

In a reaction to get 1-iodobutane from but-1-ene ....can we make HI to react with but-1-ene to get 1-iodobutane??why

Posted by Spandan Udgata 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Bhawna Jain 8 years ago

Yes but in the presence of HNO3 or HIO3 ki presence me

ANSWER

Important topics of biomolecules and electrochemistry

Posted by Sahiba Bhayana 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What are the important conversions?

Posted by Ram Shankar 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Squeaky Pathak 8 years ago

Aliphatic and aromatic compound

ANSWER

H.K in unit chemical kinetics the integrated rate expressions are important or not.

Posted by Shweta Kashyap 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

State with example the term of selective adsorption

Posted by Nasreen Khatoon 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What is ambidentate ligand?

Posted by Anshu Agrawal 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Mahima Keshari 8 years ago

The ligand which has more than one donor atom. e.g.- CN- , NO2 , SCN

ANSWER

xe does not form xef3 and xef5 why?

Posted by Daksh Gambhir 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Following compounds are given to you : 2-Bromopentane,2-Bromo-2-methylbutane,1-Bromopentane. 1. Write the compound which is most reactive towards SN2 reaction

Posted by Manish Sharma 8 years ago

CBSE > Class 12 > Chemistry

2 answers

Rashi Bari 8 years ago

Will be least reactive and 1-bromopentane will be most reactive (least steric hindrance)

Rashi Bari 8 years ago

2-bromi-2-methylbutane

ANSWER

Why chelate complex tend to be more stable than simple complexes containing unidentate ligands?

Posted by Prachi Agarwal 8 years ago

CBSE > Class 12 > Chemistry

2 answers

Deepak Tewari 8 years ago

Bcoz of the cyclic caged structure.

Sweety Yadav 8 years ago

Bcoz it forms cyclic structure which is more stable

ANSWER

Coordination no.in cu metallic crystal is

Posted by Priyanka Bansal 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Why grignard reagent should prepared under anhydrous conditions

Posted by Lakshmi Priya 8 years ago

CBSE > Class 12 > Chemistry

3 answers

Arth Koshta 8 years ago

Bcz in the presence of moisture it get hydrolise to give alkane

Agya Pathak 8 years ago

Because it reacts with water as a base and makes alkane

Sachin Kakodia 8 years ago

Because it is very reactive

ANSWER

Redox reaction involve transfer of electrons yet there is no flow of current.why is this so?

Posted by Alok Negi 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Coupling reaction

Posted by Shrishty Mandhani 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Deepak Singh Baghel 8 years ago

Reaction of aniline with diazonium chloride to give para amino azo benzene

ANSWER

Calculate the wavelength of a bullet of 0.002 kg fired with a velocity of 300 m ÷second (6.6)

Posted by Hitesh Kumar 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

convert propanol to propanal

Posted by Rythem Spehia 8 years ago

CBSE > Class 12 > Chemistry

3 answers

Chandana Barman 5 years, 1 month ago

Convert propanol into propanal?

Sweety Yadav 8 years ago

As oxidation of alcohol in presence of pcc gives aldehyde

Sweety Yadav 8 years ago

Very easy

ANSWER

What is the product when D-glucose reacts with H2N-OH

Posted by Anshika Uniyal 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Suggest a condition to reduce alumina by magnesium

Posted by Prashant Madhav 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

a first order reaction is 20 % complete in 10 minutes calculate the time for 75 % completion of reaction .

Posted by Umar Khan 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Want to lmprove my chemistry as not much good

Posted by Sahil Saily 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Uttam Kumar 8 years ago

Make short note...

ANSWER

What is saytzeff reaction

Posted by Prachi Singh 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Gourav Sharma 8 years ago

Whre r u from

ANSWER

Phenol to sailicyclic acid

Posted by Alina Pangambam 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

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