CBSE > Class 12 > Chemistry | CBSE Board | Homework Help | myCBSEguide

No products in the cart.

Ask questions which are clear, concise and easy to understand.

Ask Question

Reason for non ideal behavior of solution.?

Posted by Abhinay Ab 8 years ago

CBSE > Class 12 > Chemistry

2 answers

Shefali Mourya 8 years ago

It does not obey Raoult's law

Yaduvanshi Yaduvanshi 8 years ago

Forces of attraction b/w solute & solvent particle

ANSWER

Tum log inorganic kise padh rahe ho? Mujhe kuch ni aata usme

Posted by Ayush Kumar 8 years ago

CBSE > Class 12 > Chemistry

3 answers

Ayushi Tyagi 8 years ago

Mere bhi P,d, f block rehte h ... metallurgy thoda sa

J Ranjan Parida 8 years ago

Organic two chapters are left in it

Nidhi Mishra 8 years ago

hmmmm

ANSWER

NF3 is an exothermic compound whereas NCl3 is an endothermic compound.......why?

Posted by Ayushi Tyagi 8 years ago

CBSE > Class 12 > Chemistry

9 answers

Ayushi Tyagi 8 years ago

Ok aa gya smjh ...tq

Lavish Tyagi 8 years ago

atom k size k vajay hai sab

Lavish Tyagi 8 years ago

size k frak ho gya na dono me nf3 to na k braber hai aur nf cl bhut bda hai

Ayushi Tyagi 8 years ago

Ok tq

Lavish Tyagi 8 years ago

jada lik nahi sakte es aap per sorry

Lavish Tyagi 8 years ago

eseley nf exotermic hai aur ncl endothermic

Ayushi Tyagi 8 years ago

To us se kya hoga?

Lavish Tyagi 8 years ago

n-cl bond is weak and high enthalpy

Lavish Tyagi 8 years ago

n-f bond is strong

ANSWER

Could anyone tell me value of log 4

Posted by Mridul Mittal 8 years ago

CBSE > Class 12 > Chemistry

10 answers

Anuj Chaudhary 8 years ago

Nhi but hma jis quest. M jarort hoge us quest m syad given hogi log k value

Ayushi Tyagi 8 years ago

Sidhi value likhi hoti h ppr me

Rochie Kudi 8 years ago

Log table milegi ppr m

Lavish Tyagi 8 years ago

question to btao yaar bagwan thode ho

Lavish Tyagi 8 years ago

tay nahi try

Lavish Tyagi 8 years ago

question kya hai may tay karoga answer denaey ka

Ayushi Tyagi 8 years ago

Lavish mere qsn ka ans dede ek bar

Ayushi Tyagi 8 years ago

Na C++ aur ph.e. h

Lavish Tyagi 8 years ago

ayushi terepe music subject hai

Ayushi Tyagi 8 years ago

0.6021

ANSWER

Sb ki organic chemistry ki tayari kaisi chal ri h ? Mujhe to O.C. se bhut dar lg ra h..???

Posted by Sushmita Mishra 8 years ago

CBSE > Class 12 > Chemistry

2 answers

Anuj Chaudhary 8 years ago

O.c. is hard

Nidhi Mishra 8 years ago

dar mat dar ke aage paper haiii ?

ANSWER

Why n2o5 more acidic than n2o3

Posted by Nishi Bhauryal 8 years ago

CBSE > Class 12 > Chemistry

4 answers

Anuj Chaudhary 8 years ago

Or more stable

Anuj Chaudhary 8 years ago

Or mare stable

Ayushi Tyagi 8 years ago

Nyc ans?

Dipanshi Gulia 8 years ago

Because in n2o5 oxidation state is +5 but in n2o3 o.s is+3 and we know greater O.S greater Acidic character

ANSWER

In a qsn of solid state to find Na my answer is 5.7×10^23.Will it b cnsdrd as correct?

Posted by Abhinay Ab 8 years ago

CBSE > Class 12 > Chemistry

2 answers

Ayushi Tyagi 8 years ago

*same

Ayushi Tyagi 8 years ago

No...bcz value of Na wud remain sane

ANSWER

Which mechanism is more important asked in board exams in organic chemistry??

Posted by Shubham Singh 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Rochie Kudi 8 years ago

Yr mjhe bi bta do ..

ANSWER

Do you guys read reaction for ch6 ,ch16 15

Posted by Kristina Sarang 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Ayushi Tyagi 8 years ago

Yes... Bt not for ch 16

ANSWER

How to measure electrode potential

Posted by Mir Muzamil 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Ayushi Tyagi 8 years ago

It wud be given.... Btw u may use nernst equation

ANSWER

Malayalikal undo?

Posted by Benedict Sabu 8 years ago

CBSE > Class 12 > Chemistry

5 answers

Pooja Bora 8 years ago

???

Ard Elz 8 years ago

Pinne.....ishtampole!!?

Cicil George 8 years ago

???

Cicil George 8 years ago

"Ithinakathu kure malayalikal undu.... but ithinakathullavar hindi parayunnondu onnum manassilavunilla"

Ayushi Tyagi 8 years ago

I 9 that u 9 malyalam but speak in english so tht othrs cud undrstnd wht u r writing

ANSWER

Is the diagram for preparation of sulphuric acid and HNO3 important?

Posted by Benedict Sabu 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Sumit Gupta 8 years ago

Yes

ANSWER

What is D.B.E.. Kn cabonyl comp.. Ques. No. 4 intext solved.. Plz

Posted by Rochie Kudi 8 years ago

CBSE > Class 12 > Chemistry

3 answers

Rochie Kudi 8 years ago

.

Rochie Kudi 8 years ago

Pye 13

Ayushi Tyagi 8 years ago

Komsa ch h rochie

ANSWER

Hardy law

Posted by Neha Tomar 8 years ago

CBSE > Class 12 > Chemistry

2 answers

Priya Singh 8 years ago

Refer to ncert surface Chen.

Neha Tomar 8 years ago

The power of coagulant depends on nature and valency of coagulant

ANSWER

How's it preparation going

Posted by Priya Singh 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Lavish Tyagi 8 years ago

mast chal hai saat me demag m pak gya thoda sa padte padte

ANSWER

What is Non- ionic detergents

Posted by Neha Tomar 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Baani N 8 years ago

does not contain ion and is formed when stearic acid reacts with polyethylene glycol.

ANSWER

Pv = nRT

Posted by Abhishek Gupta 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Ayushi Tyagi 8 years ago

Ha hota to h

ANSWER

why dissolution of some solid is exothermic while that of some other is endothermic

Posted by Tripti Trivedi 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Priya Singh 8 years ago

Due to strong forces between them

ANSWER

Schulze- Hardy rule

Posted by Akash Rathod 8 years ago

CBSE > Class 12 > Chemistry

2 answers

Neha Tomar 8 years ago

The power of coagulant depends on nature and valency of coagulant

Neha Tomar 8 years ago

The p

ANSWER

Explain why Cu2+ ion is not stable in aqueous solution.

Posted by Bantai Aviral 8 years ago

CBSE > Class 12 > Chemistry

1 answers

Ayushi Tyagi 8 years ago

I think qsn is wrong

ANSWER

kitne chaptr hoge tum sbke chem ke

Posted by Tehrim Rockstar 8 years ago

CBSE > Class 12 > Chemistry

6 answers

Tehrim Rockstar 8 years ago

mere to 7 pde h abhi ??

Anuj Chaudhary 8 years ago

5 are left

Lavish Tyagi 8 years ago

4 chapters are left

Aaradhya Chaudhary 8 years ago

4 left

Ayushi Tyagi 8 years ago

Mere to 9 rhte h

J Ranjan Parida 8 years ago

6 chapters are left????

ANSWER

Write the formula of the compound of iodine which is obtained when conc.Hno3 oxidise in I2

Posted by Neha Tomar 8 years ago

CBSE > Class 12 > Chemistry

6 answers

Neha Tomar 8 years ago

Sure guys

Ayushi Tyagi 8 years ago

ClF acts as a Lewis base bcz it accepts electrons from F to form ClF3

Himanshu Poonia 8 years ago

Nice question

Tehrim Rockstar 8 years ago

ClF lewis base ku h

Ayushi Tyagi 8 years ago

HIO3

Tehrim Rockstar 8 years ago

hio3

ANSWER

What is Anionic detergents

Posted by Neha Tomar 8 years ago

CBSE > Class 12 > Chemistry

3 answers

Ruby Bajwa 8 years ago

The detergents in which large part of molecule is anion and anionic portion take part in cleansing action of detergents.eg: sodium lauryl sulphate

Nav Virk 8 years ago

They are sulphonated long chains of alcolcols or hydrocarbons

Abhi Aahi 8 years ago

In which major part involved in cleaning is anionic

ANSWER

What is anatomic detergents

Posted by Neha Tomar 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Give reason :- 1. Aniline is weaker base than cyclohexylamine . 2. Ammonolysis of alkyl halide does not give corresponding amine in pure state.

Posted by Aashu Chandra 8 years ago

CBSE > Class 12 > Chemistry

2 answers

Ruby Bajwa 8 years ago

2. As ammonolysis of alkyl halide gives mixture of amines from which pure amine is difficult to separate.

Ruby Bajwa 8 years ago

1. Bcz of electrons withdrawing phenyl group which reduces electron density on N atom making it less acidic.

ANSWER

Mechanism of aldol

Posted by Amit Rawat 8 years ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What is phospo digester linkage

Posted by Anshu Choudhary 8 years ago

CBSE > Class 12 > Chemistry

3 answers

Go Pi 8 years ago

Pg420

Go Pi 8 years ago

Its a linkage found between 2 necleotides. I formed between 5' &3' carbon atoms of pentose sugar.

Ayushi Tyagi 8 years ago

The linkage between nucleic acids with the help of PO4^2-

ANSWER

Hey someone tell me is diagram of cell and battery have any chance to come in exam ....

Posted by J Ranjan Parida 8 years ago

CBSE > Class 12 > Chemistry

5 answers

Rochie Kudi 8 years ago

Hmm

Ayushi Tyagi 8 years ago

Rehne de rochie pehle NCERT krle

Rochie Kudi 8 years ago

Yr kuu ayenhe kya vo

Ayushi Tyagi 8 years ago

Tu gussa to ni h na ab???

Ayushi Tyagi 8 years ago

Sirf Daniel cell kr le jr

ANSWER

what is synergid Bond

Posted by Komal Dabral 8 years ago

CBSE > Class 12 > Chemistry

2 answers

Ruby Bajwa 8 years ago

When the carbonyl carbon donates lone pair of electrons to the vacant d orbital of metal then sigma bond is formed and when the matal donates a pair of electrons to the π*(antibonding) orbitals then π bond is formed.this metal to carbonyl bonding is called synergic bond.

Go Pi 8 years ago

Pg255 1st para

ANSWER

Yrr aate hi nhi h to calculator kya karega

Posted by Muskan Saini 8 years ago

CBSE > Class 12 > Chemistry

5 answers

Rochie Kudi 8 years ago

HA 2 no. Ml jayenge.

Ayushi Tyagi 8 years ago

Jo bhi given h vo likh le or formula me put krle

Muskan Saini 8 years ago

Trick nhi pta na kaise solve karta h maths weak h na

Nishtha Pandya 8 years ago

Aarey formulas yaad kar le easy hai sare forulas

Shobhitha Shetty 8 years ago

easy he na numericals

ANSWER

Page 418 of 608

myCBSEguide App

myCBSEguide

Trusted by 1 Crore+ Students

Test Generator

Test Generator

Create papers online. It's FREE.

CUET Mock Tests

CUET Mock Tests

75,000+ questions to practice only on myCBSEguide app

Google Play

Download myCBSEguide App