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a decimolarsolution of potassium ferrocyanide is 50% dissociated at 300 Kelvin. calculate the osmotic pressure of the solution .R=8.314 J/K/mol.

Posted by Saloni S 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What is dimers and monomers

Posted by Sahil Sarkar 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What are enantiomers? give one example

Posted by Jaithra Jayesh 7 years, 6 months ago

CBSE > Class 12 > Chemistry

3 answers

Swati Singh 7 years, 6 months ago

Those structure mirror image of each other or rotate about 180° is called Enantionmers.

Aarav Raj 7 years, 6 months ago

Optically active

Azmat Ali 7 years, 6 months ago

The isomers which are non superimposable mirror images of each other.

ANSWER

How a dihalogen get positive negative charge

Posted by Akshit Choudhary 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Which book is best for Chemistry CBSE class 12th other than NCERT please suggest I will be very thankful to you.

Posted by Yo Yo Honey Singh ? 7 years, 6 months ago

CBSE > Class 12 > Chemistry

4 answers

Rahul Chauhan 7 years, 6 months ago

Together with is best

Tamoghna Roy 7 years, 6 months ago

Chhaya Chemistry will surely help you to cover both the HS & JEE Syllabus

Nitish Kumar 7 years, 6 months ago

Dinesh and basic chemistry

Saloni S 7 years, 6 months ago

together and pardeep is best

ANSWER

Give the formula of inorganic benzene

Posted by Yo Yo Honey Singh ? 7 years, 6 months ago

CBSE > Class 12 > Chemistry

1 answers

Saloni S 7 years, 6 months ago

borazine is the inorganic benzene .and it's formula is B3H6N3

ANSWER

Name the Crystal which shows both the Frenkel and schottky defects

Posted by Yo Yo Honey Singh ? 7 years, 6 months ago

CBSE > Class 12 > Chemistry

2 answers

Manan Gupta 7 years, 6 months ago

AgBr

Saloni S 7 years, 6 months ago

AgBr show both frenkel and shottky defect

ANSWER

Name the non Stochiomertic defect responsible for colour in alkali metal halide

Posted by Yo Yo Honey Singh ? 7 years, 6 months ago

CBSE > Class 12 > Chemistry

2 answers

Swati Singh 7 years, 6 months ago

Metal excess defect/due to F-centers

Saloni S 7 years, 6 months ago

metal deficiency defect (F- centre )

ANSWER

What type of stoichiometric defect is shown in AgCl

Posted by Yo Yo Honey Singh ? 7 years, 6 months ago

CBSE > Class 12 > Chemistry

1 answers

Saloni S 7 years, 6 months ago

frenkel defect because the size of cation is smaller than anion

ANSWER

Is there a need to convert degree Celsius to Kelvin while finding out the boiling point

Posted by Siva Dasan 7 years, 6 months ago

CBSE > Class 12 > Chemistry

1 answers

Yo Yo Honey Singh ? 7 years, 6 months ago

Sometime it is important but sometime not

ANSWER

15g of an unknown molecular substance was dissolved in 450g of water. The resulting solution freezes at -0.34degree Celsius. What is the molar mass of the substance? Kf of water =1.86Kkgmol to power -1

Posted by Siva Dasan 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Henry's law constant forCO2 in water is 1.67×10^8Pa at 298K.calculate the quantity of co2 in500ml of soda water when packed under 2.5atm co2 pressure at 298k

Posted by Lipika Pandey 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

monomer of neoprene

Posted by Kunal Birhman 7 years, 6 months ago

CBSE > Class 12 > Chemistry

3 answers

Swati Singh 7 years, 6 months ago

2-chloro 1,3-butadiene (or chloroprene)

Shubham Sharma 7 years, 6 months ago

2-chlorobuta1,3-diene

Aisha Gupta 7 years, 6 months ago

Chloro butadiene

ANSWER

the osmotic pressure of 0.0103molar solution of an electrolyte is found to be 0.70atm at 273° calculate vant hoff factor ?

Posted by Mahmoud Khan 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Which gas is known as laughing gas???

Posted by Rahul Chauhan 7 years, 6 months ago

CBSE > Class 12 > Chemistry

2 answers

Rishabh Sahu 7 years, 6 months ago

Laughing gas is N2O dinitrogen oxide not NO2.

D S 7 years, 6 months ago

Nitrous oxide(NO2)

ANSWER

What do you understand by relative lowering in vapour pressure?

Posted by Anjali Sharma 7 years, 6 months ago

CBSE > Class 12 > Chemistry

1 answers

Vivek Raj Puri 7 years, 6 months ago

This colligative property states that when we add some non volatile substance in other liquid then the vapour pressure of liquid will decrease..

ANSWER

Why are halogens coloured ?

Posted by Anjali Sharma 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Explain the mechanism of electrochemical theory of rusting?

Posted by Anjali Sharma 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Easy tricks to learn ores of iron , aluminium, copper and zinc

Posted by Abd Fan 7 years, 6 months ago

CBSE > Class 12 > Chemistry

1 answers

Rahul Chauhan 7 years, 6 months ago

Mostly in board 2 ores are asked u can learn it

ANSWER

In a solution of urea 3.0g of it is dissolved in 100 ml of water. What will be the freezing point of this solution

Posted by Swati Pathak 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Is there a need to convert a value in degree Celsius to Kelvin, while finding out the depression of freezing point

Posted by Siva Dasan 7 years, 6 months ago

CBSE > Class 12 > Chemistry

2 answers

Sonam Rathore 7 years, 6 months ago

Means... DeltaTb = Tb°-Tb

Sonam Rathore 7 years, 6 months ago

No... Because it is the diffrence

ANSWER

4 useful and side effects of polyhalogen compound

Posted by Anjali Thakur 5 years, 8 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

what is conductivity

Posted by Maneet Rana 7 years, 6 months ago

CBSE > Class 12 > Chemistry

2 answers

Vivek Raj Puri 7 years, 6 months ago

It is the reciprocal of resistivity..

Ranaganth Joshi 7 years, 6 months ago

Whuch allows the current,heat etc to pass though it eg: Fe,water

ANSWER

what is condyctiviry

Posted by Maneet Rana 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

On the basis of Hardy schedule rule explain why the coagulating power of phosphate is higher than chloride

Posted by Manjot Gill 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

No Vital function of body such as digestion get affected during fever ,,why

Posted by Manjot Gill 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Give some easy experiment

Posted by Vivek Yadav 7 years, 6 months ago

CBSE > Class 12 > Chemistry

1 answers

Rishabh Sahu 7 years, 6 months ago

Easy experiment for 12 th class chemistry ! Seems very unlikely . Still the small experiments of preparing a solution of given concentration seem to be easiest . Among the big ones ( titration and salt/qualitative analysis ) titrations are easier (though not as easy as making a solution).

ANSWER

How to find magnetic moment?

Posted by Krishna Tripathi 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

How to find the zero order reaction in chemical kinetics

Posted by Sahil Kumar 7 years, 6 months ago

CBSE > Class 12 > Chemistry

1 answers

Rishabh Sahu 7 years, 6 months ago

Order of a chemical reaction is determined experimentally or deduced from data. If a reaction always follow 0 order then you may search it in books or internet.

ANSWER

De-icing agent?

Posted by Gud Luck ? 7 years, 6 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

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