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Why covalent are called network solid

Posted by Yash Yash Yadav 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

The edge length of Nacl unit cell is 564Pm .What is the density of Nacl

Posted by Bushra Khan 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

The edge length of Nacl unit cell is 564 pm .What is the density of Nacl

Posted by Bushra Khan 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What is the oxidation number of Fe in {Fe(en)}^-1

Posted by Bhavya Kwatra 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Tell the scope of chemistry and what has job oppurtines about chemistry

Posted by Nishi Singh Bidhuri 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Why Floro compounds cannot be prepared by Electrophlic Substitution Reaction ?

Posted by Anand Oza 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What is the role of Zn in extraction of gold

Posted by Pandarinath Guptha 7 years, 9 months ago

CBSE > Class 12 > Chemistry

1 answers

Shivam Shivam 7 years, 9 months ago

It actually as a reducing agent

ANSWER

Calculate Molal elevation Constant of water it being given that 0.1 molal aqueous solution of a substance boiled at 100.052

Posted by Mritunjay Tiwari 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Distinguish between alcohol and phenol with chemical equation

Posted by Harshitha Parandaman 7 years, 9 months ago

CBSE > Class 12 > Chemistry

3 answers

Shreyas Trivedi 7 years, 9 months ago

Phenol is usually used for OH bonded with benzene ring whereas alcohol is ethane(common name C6H5OH (phenol) CH3--CH2OH. (ethanol) This is the answer as per me

Shreyas Trivedi 7 years, 9 months ago

Phenol is usually used for OH bonded with benzene ring whereas alcohol is ethane(common name is alcohol) H __ I / \__OH (phenol) CH3--C--OH. (ethanol) \ __ / I H This is the answer as per me

Shreyas Trivedi 7 years, 9 months ago

Phenol is usually used for OH bonded with benzene ring whereas alcohol is ethane(common name is alcohol) H __ I / \__OH (phenol) CH3--C--OH. (ethanol) \ __ / I H This is the answer as per me

ANSWER

Why can't the C2 bond exist? Which has four bonds between them?

Posted by Shreyas Trivedi 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Calculate no. Of fcc unit cells if radius of iron is 200 pm

Posted by Aman Pant 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Raults law

Posted by Jyoti Suntha 7 years, 9 months ago

CBSE > Class 12 > Chemistry

1 answers

Vikhyat Singh 7 years, 9 months ago

My dear friend u can find the law in solution chapter of class 12 ncert

ANSWER

Ch3ch2ch=ch2+hbr__peroxide__>?

Posted by Ravin Sarkar 7 years, 9 months ago

CBSE > Class 12 > Chemistry

3 answers

Mohit Singh 7 years, 9 months ago

Use antimarkonikov rule given in ncert ch-10

Shreyas Trivedi 7 years, 9 months ago

Ch3Ch2Ch2-Ch2Br will form

Vikhyat Singh 7 years, 9 months ago

Anti marking rule and formation of free radicle br at 1

ANSWER

Are NCERT books sufficient for chemistry in neet ?

Posted by Abhavya Shukla 7 years, 9 months ago

CBSE > Class 12 > Chemistry

1 answers

Dasneet Nanehry 7 years, 9 months ago

Yes

ANSWER

What happens when ethyle iodide is heated with alcoholic solution of KOH?

Posted by Ambika Muduli 7 years, 9 months ago

CBSE > Class 12 > Chemistry

2 answers

Tamanna Tanwar 7 years, 9 months ago

In the presence of alcoholic koh elimination occur hence ethene is formed

Chinmay Nanda 7 years, 9 months ago

Ethanol will form

ANSWER

A sucrose solution is isotonic with 0.9% urea solution. What will be the concentration of sucrose solution??

Posted by Daman Sethi 7 years, 9 months ago

CBSE > Class 12 > Chemistry

1 answers

Arpita Mahata 7 years, 9 months ago

0.877 m

ANSWER

Explain the standard electrode potential

Posted by Vikas Singh 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Sister plz give the example of maths because i am weak in chem.

Posted by Devraj Pahariya 7 years, 9 months ago

CBSE > Class 12 > Chemistry

5 answers

Go Pika 7 years, 9 months ago

Hope you catch my points

Go Pika 7 years, 9 months ago

1×1 is 1 will this imply 2×2 is 2

Go Pika 7 years, 9 months ago

2×2 is 4 2^2=4 will this imply that 3×2=3^2¿

Go Pika 7 years, 9 months ago

Ohh

Go Pika 7 years, 9 months ago

@_@ what

ANSWER

But we can apply a sq-b sq formula for 1sq-1sq .Because we get same result 0

Posted by Devraj Pahariya 7 years, 9 months ago

CBSE > Class 12 > Chemistry

2 answers

Go Pika 7 years, 9 months ago

1 is universal. So don't apply for other numbers. I can give you example regarding the hydrogen structure. Whee you can't apply for other atoms. Not even for helium the work done by him was going well. Same here too. Hope you get it

Devraj Pahariya 7 years, 9 months ago

Hey sister

ANSWER

No sister plz again explain

Posted by Devraj Pahariya 7 years, 9 months ago

CBSE > Class 12 > Chemistry

5 answers

Go Pika 7 years, 9 months ago

Hey got it????

Go Pika 7 years, 9 months ago

Say*

Go Pika 7 years, 9 months ago

Sag

Go Pika 7 years, 9 months ago

Is you are able to prove 1=2 then you can similarly proove 1=2...9 si wants the use of number system}? Got it?

Go Pika 7 years, 9 months ago

I said you can't apply a sq - b sq formula for a sq - a sq.

ANSWER

So sorry sister pr kitna percentange aa sakta hai tumhara ye to bataya hi nhi ?

Posted by Devraj Pahariya 7 years, 9 months ago

CBSE > Class 12 > Chemistry

2 answers

Go Pika 7 years, 9 months ago

Did my worse in maths. Physics and chemistry was just good. English. As usual I've nailed..but marks it depends. Biology I'm aiming seriously high ro literally nail

Go Pika 7 years, 9 months ago

Not sure if even 90%

ANSWER

A solution contains 25% of water, 25% of ethanol and 50%of ethanoic acid by mass ,calculate the mole fraction of component.plz give solution?

Posted by Mamta Samrath 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Bhai exam kese ja rhe hai kitna percentage lane ki kosis me ho

Posted by Devraj Pahariya 7 years, 9 months ago

CBSE > Class 12 > Chemistry

1 answers

Go Pika 7 years, 9 months ago

I thought I'm gonna score really well. But not.this time all papers were so much easy sk you may expect a tougher one

ANSWER

Weightage kya hai numericals ka 12 chemistry paper me or plz chapter names again send kr do yar

Posted by Devraj Pahariya 7 years, 9 months ago

CBSE > Class 12 > Chemistry

5 answers

Go Pika 7 years, 9 months ago

Staying relax is not possible. So I say show off that your the coolest person in the world.

Pranav Rastogi 7 years, 9 months ago

Don't take tension.. Be relaxed and always be positive

Go Pika 7 years, 9 months ago

Everyone were like that because 11th was tough. It's so much easy because the syllabus is less. And I've seen your curiosity. You'll be doing a great job. It's damn easy if you just love what your doing

Devraj Pahariya 7 years, 9 months ago

Thanks yar pr dar lag rha hai 12 me aa gya hu na

Go Pika 7 years, 9 months ago

I sent 1st four lessons. Weightage 15-20 marks maximum

ANSWER

I am now in 12 so tell friends numericals chapters of chemistry

Posted by Devraj Pahariya 7 years, 9 months ago

CBSE > Class 12 > Chemistry

4 answers

Go Pika 7 years, 9 months ago

Sorry solids*

Go Pika 7 years, 9 months ago

-would- solid states*

Go Pika 7 years, 9 months ago

4 lessons

Go Pika 7 years, 9 months ago

Would states solutions chemical kinetics electro chemistry

ANSWER

Now i am in 12 after 11 and i got 10 CGPA in 10 exam but now i am in 12 and i want to score 95+ in chemistry so how i prapare for it

Posted by Devraj Pahariya 7 years, 9 months ago

CBSE > Class 12 > Chemistry

4 answers

Go Pika 7 years, 9 months ago

And your there

Go Pika 7 years, 9 months ago

Going through ncert word by word and memorising it each and every single equations and going through part year papers is the key

Go Pika 7 years, 9 months ago

Just follow your teachers . Just be sure with concepts. Clear your stupid small doubts.

Go Pika 7 years, 9 months ago

So much easy. But difficult

ANSWER

Bjmm

Posted by Rohit Kumar 7 years, 9 months ago

CBSE > Class 12 > Chemistry

1 answers

Medhavi Singh 7 years, 9 months ago

??

ANSWER

Structure of hexaphenol

Posted by Anagha Shaji 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

calculate the vapour pressure of an aqueous solution of 1 molar glucose at 25 degree Celsius ?

Posted by Abhishek Anand 7 years, 9 months ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Why cubic unit cells are of only three types?

Posted by Aayush Rathi 7 years, 9 months ago

CBSE > Class 12 > Chemistry

2 answers

Devraj Pahariya 7 years, 9 months ago

Pagal ho kya yar

Om Gupta 7 years, 9 months ago

Father of chemistry Se Ja Karen pucho

ANSWER

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