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What is Sigma bond and pi bond

Posted by M W 2 years, 10 months ago

CBSE > Class 11 > Chemistry

1 answers

Siya Nath 2 years, 10 months ago

Sigma bond means single bond and π bond means p bonds which are parallel to each other

ANSWER

What critical temperature

Posted by Rakshitha V K 2 years, 10 months ago

CBSE > Class 11 > Chemistry

2 answers

Prince Panchal 2 years, 10 months ago

the temperature at and above which vapor of the substance cannot be liquefied, no matter how much pressure is applied.

Prince Panchal 2 years, 10 months ago

🥴

ANSWER

10 question on thermodynamics

Posted by Shruti Singh 2 years, 10 months ago

CBSE > Class 11 > Chemistry

1 answers

Pankaj Chahar 2 years, 10 months ago

..............???? Kaha se ho shruti 🙂

ANSWER

Explain gay lussac's law of gaseous volume

Posted by Janvi Chaudhary 2 years, 11 months ago

CBSE > Class 11 > Chemistry

2 answers

Resshma Rajesh 2 years, 11 months ago

Gay lussac's law of gaseous volume states that pressure of a given mass varies directly with tempratue.

❤️Ritesh Gupta? 2 years, 11 months ago

Kaise ho aap

ANSWER

Find number of unpaird electrons in Fe and Cr

Posted by Abdul Warish 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

32g o2

Posted by Md Rashid Karim 2 years, 11 months ago

CBSE > Class 11 > Chemistry

1 answers

Prachi Bunkar 2 years, 11 months ago

Given mass/ molar mass = 32/32 = 1 mole n × Na × atomicity 2× 6.022×10^23×1 12.044×10^23

ANSWER

Sandmeyer reaction

Posted by Deepak Patidar 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Why the electron affinity of nitrogen atom is positive while of oxygen atom is negative

Posted by Amarnath Yadav 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Electronic configuration of cr-1 and sc+1

Posted by Ruchi Sahu 2 years, 11 months ago

CBSE > Class 11 > Chemistry

3 answers

Rajeev Singh 2 years, 9 months ago

Electronic configuration of cr -1 and sc +1

Pinky... ... 2 years, 10 months ago

Electronic configuration of gold

Gourav Kumar 2 years, 11 months ago

Electronic configuration of sodium

ANSWER

Write the iupac name for the following

Posted by Sinchana K R 2 years, 11 months ago

CBSE > Class 11 > Chemistry

1 answers

Aman Dimri 2 years, 11 months ago

Write down the whole question

ANSWER

What is the meaning of c/m?

Posted by Neeru Kumari 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

2.Vitamin C is essential for the prevention of scurvy. Combustion of 0.2000g of vitamin C gives 0.2998g of CO2 and 0.819g of H2O. What is the empirical formula of vitamin C?

Posted by Chirag Bhagat 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Number of moles present in 2.5mL of NH3 at STP

Posted by N . 2 years, 11 months ago

CBSE > Class 11 > Chemistry

2 answers

Ayush Kumar Chouksey 2 years, 11 months ago

0.000116

😇😇Shubh Singh 2 years, 11 months ago

1

ANSWER

Why lone pairs doesn't affect shape of molecule's structure?

Posted by Janhavi ★ 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

A sample of dark green crystalline substance whose composition is 39.7% K, 29.9% Mn and rest O. find the empirical formula? (Given At. mass of Mn = 54.938U K = 39.0983U O = 15.999U )

Posted by Ripunjay Roshan 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

What is resonance...?

Posted by Yash Mehan 2 years, 11 months ago

CBSE > Class 11 > Chemistry

1 answers

Gaurav Choudhary 2 years, 11 months ago

Delocalisation of π electrons is resonance

ANSWER

Arrange the following elements: B,Mg,Al,K 1) increasing metallic character 2)increasing ionization enthalpy 3)increasing atomic size

Posted by Palak Kashyap 2 years, 11 months ago

CBSE > Class 11 > Chemistry

1 answers

Account Deleted 2 years, 11 months ago

1) B<Al<Mg<K 2) K<Mg<B<Al 3) Al<B<Mg<K

ANSWER

What is prothallus

Posted by Isaac Darngawn 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Write alpha sceterring

Posted by Sinchana K R 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Calculate total number of electron present in one mole ch4

Posted by Gulshan Kumar Gulshan Kumar 2 years, 11 months ago

CBSE > Class 11 > Chemistry

1 answers

Ayush Kumar Chouksey 2 years, 11 months ago

6.023×10^-22

ANSWER

Chemistry chapter 4 notes

Posted by Aryan Pandey 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

(iv) Si*O_{2} P_{2}*O_{5} S*O_{3} and Cl, O_{4} (acidic nature)

Posted by Subhransu Sahoo 3 years ago

CBSE > Class 11 > Chemistry

1 answers

Anees Gada 2 years, 11 months ago

Hii

ANSWER

Si unit of velocity

Posted by Krish Kumar 3 years ago

CBSE > Class 11 > Chemistry

3 answers

Heemanshu Pandey 3 years ago

m/s

Bhupendra Chaudhary 3 years ago

V

Nikita Swami 3 years ago

m/s

ANSWER

how much volume of 49% by mass solution of H2SO4 (density=2gm/m) is required to prepare 100ml , 0.5 molar H2SO4 solution (Molar mass =98gm)

Posted by Sukriti Beniwal 3 years ago

CBSE > Class 11 > Chemistry

1 answers

Japjeet Singh Mangat 3 years ago

Given Mass of solute is 49 g and mass of solution is 100 g Molarity =mass of solute/molar mass/1000/v .5=49/98/1000/v V=500×10/5 V=1000

ANSWER

Total number of electrons present in 4.4g oxalate ion

Posted by Shelendra Kumar 3 years ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

1 mole

Posted by Yash Saravgi 3 years ago

CBSE > Class 11 > Chemistry

1 answers

Sonia Sharma 3 years ago

1mole=(6.023)10*23

ANSWER

Write all electronic configuration

Posted by Anshu Kumari 3 years ago

CBSE > Class 11 > Chemistry

1 answers

Heemanshu Pandey 3 years ago

From 1 to 30 elements?

ANSWER

Why are axial bonds are longer as compared to equatorial bonds?

Posted by Palak Sharma 3 years ago

CBSE > Class 11 > Chemistry

1 answers

Kaira Sharma 3 years ago

The axial bonds are longer than equatorial bonds because of greater repulsion from equatorial bonds. So axial bonds are nearer to equatorial bonds and this causes greater repulsion resulting in elongation of bond lengths.

ANSWER

Chapter 8 notes

Posted by Riya Singh 3 years ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Determine the empirical formula of an oxide of iron which has 69.9% iron and 30.1% oxygen by mass

Posted by Shreesha Naik 3 years ago

CBSE > Class 11 > Chemistry

1 answers

Sabitri Nath 3 years ago

Empirical formula:- Fe𝟸O𝟹

ANSWER

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