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Ayush Meena 8 years, 3 months ago

Cl- is bigger as one electron is added it's zeff decrease

ANSWER

What is hyberdisation?

Posted by Nimra Ansari 8 years, 3 months ago

CBSE > Class 11 > Chemistry

3 answers

Gurleen Kaur 8 years, 3 months ago

Intermixing of atomic orbitals of slightly different energy so as to redistribute their energy resulting in formation of new set of orbitals

A K 8 years, 3 months ago

When two atoms combined together with third atom then the two bonds are formed known as hybridization

Avantika Rathore 8 years, 3 months ago

this concept was put by pauling . he suggested that the atomic orbitals mix together to generate a new set of equivalent orbitals. these orbitals are used in bond formation. this phenomenon is called hybridisation

ANSWER

Why P show variable covalency?

Posted by Ayush Meena 8 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Manoj Chauhan 8 years, 3 months ago

Because phosphorus has vacant d-orbitals

ANSWER

What is polyatomic ions?

Posted by Pratyush Kumarborah 8 years, 3 months ago

CBSE > Class 11 > Chemistry

2 answers

Sarthak Gupta 8 years, 3 months ago

The ions which have more than one ions!!

Ayush Meena 8 years, 3 months ago

Ions which contains more than one atom

ANSWER

Effect of co2 on living and non living organisms please answer

Posted by Jitendra Kumar 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

What are the limitation of Plank's Quantum Theory? Power hai to answer Bata.

Posted by Yo Yo Honey Singh ? 8 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Inha Parveen 8 years, 3 months ago

He couldn't explain the quantization of energy.

ANSWER

MEANING OF ENTHALPY

Posted by Rohit Nayan 8 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Aasim Usmani 8 years, 3 months ago

Enthanpy mens to get energy

ANSWER

Difference brtween ideal gas and real gas

Posted by Yoginee Sonawane 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Calculate the mass of photon with wavelength 3.6Amphere

Posted by Nilabh Raina 8 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Shivani Jha? 8 years, 3 months ago

lambda=3.6 angstrom=3.6×10^-10m velocity of photon=velocity of light m=n/lambda*v(from de-brogile's equation) m=6.626×10^-34/3.6×10^-10×3×10^8 m=6.626×10^-32 /10.8 m=0.6135×10^-32 m=6.135×10^-33g

ANSWER

What is sublimation

Posted by Neeraj Raghav 8 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Ekansh Verma 8 years, 3 months ago

Some substances which directly chang solid to gas or gas to solid by a process which is known as sublimation

ANSWER

Structure of diethylester

Posted by Rohit Kumar 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

What is diffusion

Posted by Suraj Shivhare 8 years, 3 months ago

CBSE > Class 11 > Chemistry

2 answers

Sweety Sheoran 8 years, 3 months ago

The moment of molecules of a solute or a solvent ,it may be solid may be liquid or may be gas from its higher concentration to its lower concentration.

Inha Parveen 8 years, 3 months ago

The intermingling of substanes by the natural movement of their particle

ANSWER

Which types of questions are coming in exam?

Posted by Ashmit Soni 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Why one lobe of p orbital is taken small during hybridisation

Posted by T S 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Define symmetry

Posted by Ramakant Pauranik 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Under what condition a gasdeviates mast from an ideal gas behaviour

Posted by Ankita Rawat 8 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Swarnali Mondal 8 years, 3 months ago

Under low temperature and high pressure.

3Thank You

ANSWER

Jee mains come from which book

Posted by Aman Meena 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

What is polar bond with suitable exsmple?

Posted by Shristy Shristy 8 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Sweety Sheoran 8 years, 3 months ago

Polar bond:covalent bond formed between two dissimilar atom is called polar bond.This is because shared pair of electrons is more attracted towards more electronegative atom. e.g.H--Cl Cl is more electronegative then H.So cl having negative charge and H have positive charge.

ANSWER

How can i prepare chemisty 1st in 20 days only for 50% marks...

Posted by Monty Chaudhary 8 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Sarthak Gupta 8 years, 3 months ago

Learn the summary of chapters Nd also learn main topics

ANSWER

Q.11 of ncert of class 11th of state of matter.provide a correct explanation

Posted by Shailendra Bholu 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Ncert question 12 of exercise of state of matter class 11th.give a correct explanation

Posted by Shailendra Bholu 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Why hybridigation

Posted by Tompok Nongthombam 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Hybrdijation

Posted by Tompok Nongthombam 8 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Aisha Malik 8 years, 3 months ago

Intermixing of atomic orbitals having similar energy is called hybridisation.

ANSWER

Calculate the Mass percent Of different Element present in sodium Sulphate na2so4

Posted by Deepak Singh 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

2. Name the type of band that exists in the crystal of aluminium.

Posted by Shashank Verma 8 years, 3 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

What is entahlpy

Posted by Harshri Gupta 8 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Sid Kumar 8 years, 3 months ago

a thermodynamic quantity equivalent to the total heat content of a system. It is equal to the internal energy of the system plus the product of pressure and volume.

ANSWER

What is ven der waals forces and radius?

Posted by Shristy Shristy 8 years, 3 months ago

CBSE > Class 11 > Chemistry

1 answers

Dipanshu Choudhary 8 years, 3 months ago

It is defined as one - half the distance between the nuclei of two identical non - bonded isolated atoms or two adjacent identical atoms belonging to two neighbouring molecules of an element in the solid state .

ANSWER

Sir/mam i wanna ask a question.. Is quarterly exams are important in class11 because i am not ready for exams yet..can i take a break from exams and study at home. Hope u guyz will hear me soon.. I am in great tension.

Posted by Naman Sharma 8 years, 3 months ago

CBSE > Class 11 > Chemistry

3 answers

Aaradhya Thakur 8 years, 3 months ago

Yes this exams are important If you don't prepare for this time then it becomes difficult to get good marks in December test. And it will becomes difficult to pass even in final exams.

Inha Parveen 8 years, 3 months ago

Coz 40% of half yearly exams are added in annual exams so they r important....

Inha Parveen 8 years, 3 months ago

No yrr its important....coz 40% of half yearlt exams are added