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Calculate calculate the pH of ch3cooh and NH4OH

Posted by Pratyasha Das 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

How many chapters are deleted in chemistry, please tell me ?

Posted by Anjali ✍️ 3 years, 10 months ago

CBSE > Class 11 > Chemistry

3 answers

Pankaj Ponia 3 years, 10 months ago

Ch 2 delete

First Name 3 years, 10 months ago

<a href="http://cbseacademic.nic.in/web_material/CurriculumMain21/revisedsyllabi/Deduction/DELETEDChemistry_2020-21.pdf">Tap here</a> to get them

Royal Thakur ? 3 years, 10 months ago

I think Chapters delete nhi huye hai ...topics delete huye h...

ANSWER

Chemistry deleted syllabus / topics.

Posted by Har Har Mahadev 🙏 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

My exams are gonna start from 10 feb and i havent study even a small part of the whole syllabus ? I m not getting what to do please help me guys......?

Posted by Class 12 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Datlon's atomic theory

Posted by Varsha Baboria 3 years, 10 months ago

CBSE > Class 11 > Chemistry

4 answers

Ankur Yadav 3 years, 9 months ago

Matter consists of individual particals namely atom which cannot devided further. and atoms of a particular element are identical

Ranger King 3 years, 10 months ago

Postulate of atomic theory - matter consist of indivisible and indescrible particle -atom of same elements are identical to each other.

Ranger King 3 years, 10 months ago

Is called dalton partial pressure

Ranger King 3 years, 10 months ago

In a mixture of gases the pressure applied by pressure is the sum of pressure of individual gases

ANSWER

Calculate the moles of hydrogen (H2) present in a 500 ml sample of hydrogen gas at a pressure of 1 bar and 27 °c

Posted by Harish Tode 3 years, 10 months ago

CBSE > Class 11 > Chemistry

1 answers

Ranger King 3 years, 10 months ago

n=?v=500ml=0.5 L,760 mm of Hg=1 atm. Now apply the gas equation, n=RTPV n=0.0821×3001×0.5 ⟹n=2.03×10−2mol

ANSWER

Calculate the no. of water molecule present in 2.5 g of H2O

Posted by Laishram Archana 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Justify that work done in a reversible manner represents the maximum work.

Posted by Amrita Kumari 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Hume project Banna h Kya koi Meri help ke sakta h

Posted by Archana Meena 3 years, 10 months ago

CBSE > Class 11 > Chemistry

2 answers

Pankaj Ponia 3 years, 10 months ago

Ya

Tec Om 3 years, 10 months ago

i will try but please tell me on which topic

ANSWER

Thermodynamics physics chemistry dono m h ??

Posted by सत्य सनातन? 3 years, 10 months ago

CBSE > Class 11 > Chemistry

2 answers

Pankaj Ponia 3 years, 10 months ago

Yes as well as in bio also

First Name 3 years, 10 months ago

Thermodynamics in physics and chemistry has a little difference which you must know. Else you will be in troublw

ANSWER

What is Extensive Properties? Please any one answer this..

Posted by Vishal Saigal 3 years, 10 months ago

CBSE > Class 11 > Chemistry

3 answers

Ranger King 3 years, 10 months ago

Extensive properties, such as mass and volume, depend on the amount of matter being measured

Vishal Saigal 3 years, 10 months ago

It is too short . I don't understand.

Aadya Singh 3 years, 10 months ago

which depends upon amount of matter...

ANSWER

Draw Born-Haber for sodium chloride

Posted by Niranjan Sindhur 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

the production of lime not satisfactory when the top of the chimney was closed

Posted by Pooja Singh 3 years, 5 months ago

CBSE > Class 11 > Chemistry

1 answers

Sia ? 3 years, 5 months ago

Quicklime is an important compound. It is prepared by thermal decomposition of limestone in tall furnaces called kiln. During such an operation the top of the Chimney of the kiln was closed. This time also there was no improvement in the production of lime.

ANSWER

Isomers of c4H8O

Posted by Rohit Kumar 3 years, 10 months ago

CBSE > Class 11 > Chemistry

1 answers

Aryan Singh 3 years, 10 months ago

There are total 10 isomers including functional groups

ANSWER

Ionic equilibrium? ?‍♀️

Posted by Aadya Singh 3 years, 10 months ago

CBSE > Class 11 > Chemistry

2 answers

Aadya Singh 3 years, 10 months ago

Isme aise hi dikhta h????

Aadya Singh 3 years, 10 months ago

Gud evng ??

ANSWER

Radioactivity?

Posted by First Name 3 years, 10 months ago

CBSE > Class 11 > Chemistry

2 answers

First Name 3 years, 10 months ago

Time is not always with me

First Name 3 years, 10 months ago

Try ro understand , extrwmely sorry and dont repeat the information of me my names etc

ANSWER

CBSE officials / teachers please tell if cbse has officially released its sample papers for this year ?

Posted by First Name 3 years, 10 months ago

CBSE > Class 11 > Chemistry

1 answers

Gaur Saab?? 3 years, 10 months ago

Yes

ANSWER

Draw Molecular Structures of Different types of benzenoid compounds

Posted by Disha Wagh 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

How to identify the degrees of compounds?

Posted by Kushi Kh 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

The density of a gas is found to be 1.56 g dm-³ and 0.98 bar pressure and 65°C.calculate the molar mass of the gas?

Posted by Haobam Luxmi 3 years, 5 months ago

CBSE > Class 11 > Chemistry

1 answers

Sia ? 3 years, 5 months ago

ANSWER

Calculate bond order and tell magnetic in para or dia of B2,C2,N2,N2+,N2-,O2,O2+,O2-,O22-

Posted by Chetan Sharma 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Give the graphical representation of Boyle’s law. (ANY THREE GRAPHS)

Posted by Priyanka Mohan 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

The IUPAC NAME OF C6H5COCL

Posted by Aaditya Singh 3 years, 10 months ago

CBSE > Class 11 > Chemistry

1 answers

First Name 3 years, 10 months ago

Benzoyl chloride

ANSWER

How will you converd ethanoic acid into benzene

Posted by Prashant Singh 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Ionic bond?

Posted by Aadya Singh 3 years, 10 months ago

CBSE > Class 11 > Chemistry

2 answers

Divyansh Rai 3 years, 10 months ago

The bond which is formed by transfer of electron between two or more atoms

Aadya Singh 3 years, 10 months ago

Sry kyu bhai? ?

ANSWER

What is oxidation number ? Explain.

Posted by Pratyusha Mishra 3 years, 10 months ago

CBSE > Class 11 > Chemistry

1 answers

Harleen Kaur Sondh 3 years, 10 months ago

The total number of electrons that an atom either gains or loses in order to form a chemical bond with another atom

ANSWER

What is chemical bond.......??

Posted by Royal Thakur ? 3 years, 10 months ago

CBSE > Class 11 > Chemistry

2 answers

First Name 3 years, 10 months ago

Bond formed between atoms

Abirami Kamalbabu 3 years, 10 months ago

The bond formed between two atoms, ions,molecules is called chemical bond.

ANSWER

Bi

Posted by Md. Bilal Ahmed 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

1. An organiccompound A, with molecular formula C2Hz on hydrogenation gives a compound, with molecular formula C2H4 and compound B on addition of hydrogen chlorides gives compound C, which is having formula CzHsCl and B on further hydrogenation gives compound D with molecular formula CzH6, identify all the compounds A, B, C and D and give their structural formulas.

Posted by Laxmikant Maindargi 3 years, 10 months ago

CBSE > Class 11 > Chemistry

1 answers

First Name 3 years, 10 months ago

A) = C₂H₂
B) = C₂H₄
C) = C₂H₃Cl
D) = C₂H₆

ANSWER

If HCl(pH=3, volume =2Lt.) Reacts with Ba(OH)2 (pOH=3, volume=500ml). What is the pH of the resulting mixture?

Posted by Vaibhavi Yadav 3 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

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