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What is quantum no.

Posted by Chandan Kumar 8 years, 2 months ago

1 answers

Kunal Singh 8 years, 2 months ago

The numbers which give us the information about the orbital and the electron is defined as the quantum numbers. And they are of four types - * principal quantum no. *azimuthal quantum no. *magnetic quantum no. *spin quantum no .

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Sir mere pass Sirf one day time how I can study 1to10 chapters

Posted by Rohit Koundal 8 years, 2 months ago

CBSE > Class 11 > Chemistry

4 answers

Sajjan Thood 8 years, 2 months ago

Bhai radhe dimag se pad

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Kunal Singh 8 years, 2 months ago

Focus on important chapters which carry more marks .

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Sakshi Malik 8 years, 2 months ago

Divide Your time for each chapter

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Srishti Rachna 8 years, 2 months ago

FORGET IT!!!!!!!

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Why do H don't take any electrons while forming Hcl

Posted by Prince Roy 8 years, 2 months ago

CBSE > Class 11 > Chemistry

1 answers

Kunal Singh 8 years, 2 months ago

To accept one electron H should get an electron from Cl and Cl being more electro positive will take one electron rather to give . As it has the configuration 2,8,7.

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What is the nature of the physical equilibrium?

Posted by Himanshi Verma 8 years, 2 months ago

CBSE > Class 11 > Chemistry

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What is the nature of the chemical equilibrium.?

Posted by Himanshi Verma 8 years, 2 months ago

CBSE > Class 11 > Chemistry

1 answers

Sakshi Malik 8 years, 2 months ago

Dynamic in nature

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What is meant by a reaction to be a forward reaction?

Posted by Akshay Agarwal 8 years, 2 months ago

CBSE > Class 11 > Chemistry

0 answers

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What is absolute zero degrees temperature?

Posted by Manash Pratim Saikia 8 years, 2 months ago

CBSE > Class 11 > Chemistry

1 answers

Himanshi Verma 8 years, 2 months ago

-273 degree Celsius

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what are ion ion forces

Posted by Harshit Khare 8 years, 2 months ago

CBSE > Class 11 > Chemistry

0 answers

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What does the equilibrium constant K less than 1indicate?

Posted by Vinita Dabas 8 years, 2 months ago

CBSE > Class 11 > Chemistry

1 answers

Vinay Bagai 8 years, 2 months ago

IT indicates that reactant is produced more than product at equilibrium

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Why we ignore the mass of electron when we calculate the mass of an atom?

Posted by Arif Ahmad 8 years, 2 months ago

CBSE > Class 11 > Chemistry

2 answers

Dipens Rajput 8 years, 2 months ago

Bcqs in comparion to the mass of nucleons mass of electron is very small approx. 10000 times so we ignore it

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Vinita Dabas 8 years, 2 months ago

Generally when working out the mass of atoms and molecules we can ignore the mass of electron.Notice that most of the mass of an atom is found in its nucleus :the mass no. Of an atom is the total no. Of proton and neutron it contain.

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How to balance electron in redox reaction

Posted by Amris Puri 8 years, 2 months ago

CBSE > Class 11 > Chemistry

0 answers

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What is the pH of acidic rain

Posted by Sakshi Malik 8 years, 2 months ago

CBSE > Class 11 > Chemistry

1 answers

Mohit Soni 8 years, 2 months ago

Range 2-4

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What is the difference between absolute temperature and critical temperature?

Posted by Sneha S 8 years, 2 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

How many electron in an atom of mass 1kg

Posted by Vaibhav Shakya 8 years, 2 months ago

CBSE > Class 11 > Chemistry

1 answers

Hardi Shah 8 years, 2 months ago

1/9.1*10^-31 electeons

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What are magnetic quantum numbers

Posted by Ashif Patel 8 years, 2 months ago

CBSE > Class 11 > Chemistry

0 answers

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What is cation

Posted by Aditya Yadav 8 years, 2 months ago

CBSE > Class 11 > Chemistry

2 answers

Hardi Shah 8 years, 2 months ago

Positively charged ion is called cation.

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Himanshi Verma 8 years, 2 months ago

A positively charged ion.

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What are direct or indirect redox reaction?give example

Posted by Palwinder Singh 8 years, 2 months ago

CBSE > Class 11 > Chemistry

0 answers

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How carbon form catenation

Posted by King Samrat 8 years, 2 months ago

CBSE > Class 11 > Chemistry

0 answers

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Mole

Posted by Shivam Mishra 8 years, 2 months ago

CBSE > Class 11 > Chemistry

0 answers

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O.s.of methyl amine

Posted by Sunny Yaduvanshi 8 years, 2 months ago

CBSE > Class 11 > Chemistry

0 answers

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Shape of C2H2 is?

Posted by Dipens Rajput 8 years, 2 months ago

CBSE > Class 11 > Chemistry

2 answers

Hardi Shah 8 years, 2 months ago

Linear

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Vinay Bagai 8 years, 2 months ago

Linear shape

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What is organic chemistry?

Posted by J K 8 years, 2 months ago

CBSE > Class 11 > Chemistry

1 answers

Sara Aijaz 8 years, 2 months ago

Hydrocarbons n its compounds

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Define equilibrium constant?

Posted by Chirag Maini 8 years, 2 months ago

CBSE > Class 11 > Chemistry

0 answers

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what is ionic bonding

Posted by Suren Sundar 8 years, 2 months ago

CBSE > Class 11 > Chemistry

0 answers

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What is fajan's rule

Posted by Manoj Dubey 8 years, 2 months ago

CBSE > Class 11 > Chemistry

1 answers

Rahul Poddar 8 years, 2 months ago

It's consist 3 rule. ..1> when the size of the cation is small and the size of anion is large the covalent character of an ionic bond is large. .....2> when the charges on cation or anion or both ions is large the covalent character of an ionic bond is large. .....3> when the cation does not have a noble gas confrigation the covalent character of an ionic bond is large

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The enthalpy of formation of methane,carbon dioxde, water are -74.8,-393.5,-286.2kJ/moles.calculate the enthalpy of combustion of methane at ordinary temperature

Posted by Ananya Prasad 8 years, 2 months ago

CBSE > Class 11 > Chemistry