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How group 1 elements show reactivity towards air

Posted by Arvit Singh Arvit Singh 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Write definition of hybridization

Posted by Rahul Verma 2 years, 11 months ago

CBSE > Class 11 > Chemistry

4 answers

Saurabh Hans 2 years, 11 months ago

Hybridization is the process of intermixing of two same or nearly same orbitals

Marshal Kasana 2 years, 11 months ago

Hybridization is nothing

Anjan Karthi 2 years, 11 months ago

It is the process of intermixing of atomic orbitals of similar sizes and enthalpies so as to redistribute their energies and form new set of orbitals with better efficiency to form bonds.

Tanisha Upadhayay 2 years, 11 months ago

Concept of mixing atomic orbital Into new hybrid orbitals

ANSWER

What are electropositive atom

Posted by Tanisha Upadhayay 2 years, 11 months ago

CBSE > Class 11 > Chemistry

2 answers

Aditi Jain 2 years, 11 months ago

Electropositive Ions are ions which readily donate or lose ions. Ex: Sodium (Na)

Anjan Karthi 2 years, 11 months ago

Atoms which are capable of losing or donating electrons. They act as good reducing agents and examples are metal atoms.

ANSWER

Draw isotherms of CO2 at various temperature given by Thomas Anderson. Explain briefly

Posted by Manisha Sarawat 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

What are reagents?

Posted by Anand Bharti 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Convert pentane to pentane chloride

Posted by Abhishek Kumar 2 years, 11 months ago

CBSE > Class 11 > Chemistry

1 answers

Abhishek Kumar 2 years, 11 months ago

Uo

ANSWER

Explain daltan s atomic theory

Posted by Sumit Gupta 2 years, 11 months ago

CBSE > Class 11 > Chemistry

2 answers

Diksha Thakur 2 years, 11 months ago

1. All matter is comprised of tiny, definite particles called atoms. 2. Atoms are indivisible and indestructible. 3. All atoms of a particular element share identical properties, including weight. 4. Atoms of different elements contain different mass. And 5. Atoms of different elements combine in fixed whole-number ratios when forming compounds.

Abhishek Kumar 2 years, 11 months ago

M nhi btaunga

ANSWER

2Co=

Posted by Faheem Ahmed 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

Write the rates of forward and backward reactions for the following chemical reaction according to the law of mass action. 2so2(g)+o2(g)-2so3(g),∆H=-93.5kj/mol What is kc for the above reaction when the equilibrium concentrations of each substance is (so2) =.60M (o2)=.82M and (so3)=1.90M.also find kp

Posted by Apurba Mili 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

SALT HYDROLYSIS CH3COO-NA+ IT RISE CH3COOH+NA+ +OH-

Posted by Vidit?️?️ Yadav 2 years, 11 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

the mass of 3.0 ml of liquid having density 3.15 g mL-1 is correctly expressed in terms of significant figure

Posted by Anshika Malhotra 2 years, 11 months ago

CBSE > Class 11 > Chemistry

2 answers

Anjan Karthi 2 years, 11 months ago

D = m/v. M = D × v = 3.15 × 3 = 9.45 ~ 9 g. //

Sia ? 2 years, 11 months ago

Please ask question with complete information.

ANSWER

Which of the following species has/have electrons releasing effect? (a) -CHO (b) -NO2 (c) -CH3 (d) -C6H6

Posted by Yojashvi Thakur 2 years, 11 months ago

CBSE > Class 11 > Chemistry

1 answers

Anjan Karthi 2 years, 11 months ago

(B) -NO2

ANSWER

Which is the first element formed in universe ?

Posted by Sahibe Umam 2 years, 11 months ago

CBSE > Class 11 > Chemistry

5 answers

Harsh Madhesiya 2 years, 11 months ago

Hydrogen

Kishan Patel 2 years, 11 months ago

helium and hydrogen

Arisha Fatma 2 years, 11 months ago

Hydrogen and helium

Body Builder 2 years, 11 months ago

Hydrogen probably

Shubhangi Sharma 2 years, 11 months ago

Hydrogen

ANSWER

In Thomson s model of atom

Posted by Krishna Sondhiya 2 years, 11 months ago

CBSE > Class 11 > Chemistry

1 answers

Vish Pro 2 years, 11 months ago

Plum pudding method

ANSWER

An organic compound containing chn gave the analysis c equals to 40% as equals to 13.3 3% and equals to 46.4 5% its empirical formula

Posted by Nivedita Bahuguna 2 years, 11 months ago

CBSE > Class 11 > Chemistry

1 answers

Anjan Karthi 2 years, 11 months ago

Out of 100 g, C is 40g, H is 13.33g and N is 46.5 g. Therefore, no of moles (C) = 40/12 = 3.33// No of moles (H) = 13.33// No of moles of N = 46.67/14 = 3.315// The ratio = 3.33:13.33:3.33 = 1:4:1 (approx.). Therefore, empirical formula, I believe, is CH4N//

ANSWER

Orbital angular momentum depend on

Posted by Rampratap Gahlaut 2 years, 11 months ago

CBSE > Class 11 > Chemistry

1 answers

Anjan Karthi 2 years, 11 months ago

The principal quantum no. of the orbit "n", velocity of electron, Radius of orbit and the factor "h/2π". Therefore, L = mvR = nh/2π.

ANSWER

Why the colour of milk is white

Posted by Mahmadul Hasan 2 years, 11 months ago

CBSE > Class 11 > Chemistry

2 answers

Saurabh Hans 2 years, 11 months ago

Milk contain protein and fat vitamins etc one of the Main type of protein is caisin which join and form Micelles which reflects all the light that,s why the color of milk ? is white

Vish Pro 2 years, 11 months ago

Protein hote ha islyea

ANSWER

Preparation of toilet soap

Posted by Neha Singh 2 years, 10 months ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

What is the percentage of nitrogen in urea?

Posted by Manish Singh 2 years, 11 months ago

CBSE > Class 11 > Chemistry

5 answers

Arisha Fatma 2 years, 11 months ago

46.6%

Body Builder 2 years, 11 months ago

46.6%

Vish Pro 2 years, 11 months ago

46.6%

Aakriti Gupta 2 years, 11 months ago

46.6%

Aditya Raj 2 years, 11 months ago

46.6%

ANSWER

What is the value of one mole

Posted by Aman Meena 2 years, 11 months ago

CBSE > Class 11 > Chemistry

3 answers

Shakshi Kesharwani 2 years, 11 months ago

6.022× 10^23 amu

Mannu Dahiya 2 years, 11 months ago

6.022*10^23 amu

Samir Yadav 2 years, 11 months ago

6.022×10²³ amu

ANSWER

What is the Structure of 3 methyl pentane

Posted by Anshika Goyal 2 years, 11 months ago

CBSE > Class 11 > Chemistry

4 answers

Isha Kashyap 2 years, 11 months ago

Ch3-Ch3-Ch3-Ch3-Ch3 ! Ch3

Faisal Hasan 2 years, 11 months ago

...................CH3 ......................| CH3–CH2–CH–CH2–CH3 (Structure for 3methyl pentane)

Faisal Hasan 2 years, 11 months ago

CH3 | CH3–CH2–CH–CH2–CH3 .............................................. (Structure for 3 methyl pentane)

Amruta Gurav 2 years, 11 months ago

Ch3 ch2 ch2 ch2 ch3 Ch3

ANSWER

CH3 -CH= CH2-CH3

Posted by Pragya Kanwar 2 years, 11 months ago

CBSE > Class 11 > Chemistry

1 answers

Dishant Dahiya 2 years, 11 months ago

This question is wrong Here not CH2 but come CH Because when we use CH2 this carbon have 5 bonds

ANSWER

Explain Dobriner's law of trait and its limitations

Posted by Rishvanth A 3 years ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

MCO

Posted by Divya Kumari 3 years ago

CBSE > Class 11 > Chemistry

1 answers

Divya Kumari 3 years ago

Mcq

ANSWER

Please mujhe batao mein abhi class 11 mein hoon kya class 11 mein registration karwana jaruri hota hai

Posted by Aditi Kumari 3 years ago

CBSE > Class 11 > Chemistry

4 answers

Saurabh Hans 2 years, 11 months ago

Yes it's ncess

Dishant Dahiya 2 years, 11 months ago

Yes, it's very important

Divya Kumari 3 years ago

Yes

Ajay Singh Negi 3 years ago

Yes

ANSWER

Give some examples for hard water

Posted by Akshaya S 3 years ago

CBSE > Class 11 > Chemistry

3 answers

Ajay Singh Negi 3 years ago

Ice

Saloni Devi 3 years ago

Ice

Shailesh Kumar Jha 3 years ago

ICE

ANSWER

To which block the element in the periodic table 3d10 4s2 belongs?

Posted by Siddharth Yadav 3 years ago

CBSE > Class 11 > Chemistry

5 answers

Saloni Devi 3 years ago

Do block

Chikky Chikky 3 years ago

D block

Anjan Karthi 3 years ago

3d10 4s2 is for ZINC (Zn). It belongs to the d block.

Rohit Katara 3 years ago

Answer is d block

Rohit Katara 3 years ago

Hey dear friend.....???

ANSWER

What is Quantum physics

Posted by Gulshan Kumar 3 years ago

CBSE > Class 11 > Chemistry

4 answers

Mannu Dahiya 3 years ago

Quantum physics is basically about microscopic domains(studies based on micro paticles) like atoms and molecules.

Saloni Devi 3 years ago

Interested question you are asking from us

Sakshi Verma 3 years ago

Quantum mechanics is a fundamental theory in physics that provides a description of the physical properties of nature at the scale of atoms and subatomic particles.

Gulshan Kumar 3 years ago

Say mw

ANSWER

When 28g N'2 reacts with 6g H'2 it produces Ammonia. Find the number of Ammonia in the reaction

Posted by Masuma Akhtar 3 years ago

CBSE > Class 11 > Chemistry

2 answers

Ajay Singh Negi 3 years ago

12.044 × 10^23 molecules of NH3

Anjan Karthi 3 years ago

12.044 × 10^23 molecules of NH3

ANSWER

Assuming complete dissociation how many chloride ions are present in a solution obtained by mixing of hundred ml of 0.5 bacl2 hundred ml of 0.2 m KCL and hundred ml of H2O

Posted by Sakshi Jonwal 3 years ago

CBSE > Class 11 > Chemistry

0 answers

ANSWER

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