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E° value of Mg

Posted by Rishu Jaiswal 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Radhika Tyagi 8 years, 1 month ago

Refer NCERT book

ANSWER

Definition of Antioxidants?

Posted by Sheetal Wankhede 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Can Ca(oh)2 reduce acetic acid to acetone

Posted by Mansi Yadav 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

TELL ME THE 2017-2018 CHEMISTRY EXAM PATTERN

Posted by Pardeep Choudhary 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Namami Shukla 8 years, 1 month ago

Search marking scheme of chemistry board exam cbse class 12 2018 you'll get the marking scheme as well as the exam pattern

Namami Shukla 8 years, 1 month ago

Check cbse.nic.in

ANSWER

Always Question Paper Came As Blue Print ?

Posted by Deepak Chaudhary 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Drishtee Gupta 8 years, 1 month ago

No ..

ANSWER

Please tell what is strong acid hcl or h2so4

Posted by Nupur Sharma 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Vishisht Saxena 8 years, 1 month ago

HNO3 is stronger from both of them..

Radhika Tyagi 8 years, 1 month ago

H2SO4 of course it is the king of acids

ANSWER

What is cogulation

Posted by Gurjot Grewal 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Monty Gupta 8 years, 1 month ago

The process of converting sol into its precipitate.

Nikhil Chaturvedi 8 years, 1 month ago

The settling down of Sol particles under an applied electric field.

ANSWER

When concentrated sulphuric acid was added to an unknown salt present in a test tube a brown color gas (A) was evolved. This gas intensified when copper turning were added to this test tube. On cooling the gas (A) change into a colourless solid (B). Identity (A) and (B). Write chemical reaction involved.

Posted by Pratik Limbu 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

All the best for ur board examinations ?????

Posted by Tanisha Dey 8 years, 1 month ago

CBSE > Class 12 > Chemistry

6 answers

Sai Thaini 8 years, 1 month ago

All the best guys!

Pranjali Mahajan 8 years, 1 month ago

??

Pranjali Mahajan 8 years, 1 month ago

Thanks n same to u

Hero Time 8 years, 1 month ago

Same 2 u

Prayag Shandilya 8 years, 1 month ago

All the best to u too

Radhika Tyagi 8 years, 1 month ago

Tysm???

ANSWER

How do you explain the functionality of a monomer ???

Posted by Smiley Smiley 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Sai Thaini 8 years, 1 month ago

Functionality is the number of bonding sites per monomer.

ANSWER

How are the following conversion be carried out:propene to propan-2-ol

Posted by Pihu Sharma 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Sai Thaini 8 years, 1 month ago

1. HCl (markovnikov) You will get 2-chloropropane 2. NaOH

ANSWER

Write the names of the reagents and equations..of phenol to salicylaldehyde and 2) anisole to p-methoxyacetophenone

Posted by Pihu Sharma 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Yuthika Yadav 8 years, 1 month ago

First ka to CHCl3+ aq. NaOH

ANSWER

Organic important question kya h

Posted by Yug Singhal 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Sai Thaini 8 years, 1 month ago

Conversions, Test to distinguish, Naming reactions and Nomenclature.

ANSWER

What is covalent bond?

Posted by Swarna Kamal 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Benedict Sabu 8 years, 1 month ago

A bond formed by the sharing of electrons.

ANSWER

Why are low spin tetrahedral complexes are not formed

Posted by Vikahs Jaat 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Why pka value of orthonitrophenol is more than paranitroaniline ?

Posted by Vishal Kumar 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

How to detect presence of sulphur dioxide

Posted by Gorisha Jhorar 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Radhika Tyagi 8 years, 1 month ago

Pass it through Kmno4... It wud get decolourised

ANSWER

What is coagulation?

Posted by Rishav Yadav 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Radhika Tyagi 8 years, 1 month ago

The collection of particles together ehen an electrolyte is added

ANSWER

Calculate limiting molar conductivity of mg2+ and cl-1 ions

Posted by Akash Ajith 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Calculate Ecell for the following reaction at 298 k. 2cr(s) +3fe2 +(0.01m) --2cr3 +(0.01m) +3fe2 (s) Given :ecell =0.261v

Posted by Shivam Singh 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Mn2O7 is acidic while MnO is basic??

Posted by Ritika Rathore 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Describe the laboratory method of preparation of O2 &SO2

Posted by Tapaswini Dalabehera 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Define specific equivalent and molar condition. Write their unit and derive the relation between specific conductance and molar conductance what is the effect of dilution on them

Posted by Amruta Medhi 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

What does iso butyl means

Posted by Badusha C S 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

Why glycerol is added to soap?

Posted by Lalit Yadav 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Yuthika Yadav 8 years, 1 month ago

Glycerol is added in soaps used for shaving so that the lather produced may not dry .

Hero Time 8 years, 1 month ago

Types of soap ......... Paper soap and pencil soap

ANSWER

Hey guys! How are your preparations going?

Posted by Sai Thaini 8 years, 1 month ago

CBSE > Class 12 > Chemistry

4 answers

Sai Thaini 8 years, 1 month ago

Ya good

Piyush K 8 years, 1 month ago

Good one

Ishu Chouhan 8 years, 1 month ago

And what about you

Ishu Chouhan 8 years, 1 month ago

Badiya ???

ANSWER

What is amorphous solid?

Posted by Lovepreet Singh 8 years, 1 month ago

CBSE > Class 12 > Chemistry

2 answers

Vikahs Jaat 8 years, 1 month ago

A solid is said to be amorphous if there is no regular arrangement of its constituent particals

Ishu Chouhan 8 years, 1 month ago

These are the solids with irregular geometry.

ANSWER

pls tell me some imp. topics in chem...when i pass pls help me

Posted by Viraj Kaushik 8 years, 1 month ago

CBSE > Class 12 > Chemistry

8 answers

Divyanshi Singh 8 years, 1 month ago

Polymers, biomolecules and chem in everyday life contribute only 10 marks...And that's not sufficient....

Sai Thaini 8 years, 1 month ago

Concentrate on few important chapters and those three easy chapters which Rajeshawari recommended.

Ishu Chouhan 8 years, 1 month ago

According to me this three chapter are very easy

Ishu Chouhan 8 years, 1 month ago

Biomolecules, chem in everyday,polymer

Divyanshi Singh 8 years, 1 month ago

Reasoning questions of p block d block, amines ncert reasoning, metallurgy (principles of given methods), definitions in surface chemistry, haloalkanes- Sn1 & SN2 mechanism, Henry'law and its applications in solutions, and last three chapters

Sai Thaini 8 years, 1 month ago

Amines too

Aayisha Azeez 8 years, 1 month ago

Along with that aldehydes also

Piyush K 8 years, 1 month ago

P block, d&f block , solid state, chemical kinetics

ANSWER

Crystalline solids are anisotrophic or isotropic.

Posted by Vikitha M 8 years, 1 month ago

CBSE > Class 12 > Chemistry

1 answers

Aditi Roy 8 years, 1 month ago

Anisotropic

ANSWER

Important topics for board examination 2017-18

Posted by Manjeet Shekhawat 8 years, 1 month ago

CBSE > Class 12 > Chemistry

0 answers

ANSWER

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