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    • Posted by Nishat Shabnam 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Sahana Sankaranarayanan 7 years, 1 month ago

    Same here pls help

    1Thank You

    ANSWER

    • Posted by Sangitaben Patel 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Nishant Mor 7 years, 1 month ago

    Yes

    0Thank You

    Sanskriti S 7 years, 1 month ago

    yeah

    2Thank You

    ANSWER

    • Posted by Aruneeraj K 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Rajveer Kaur 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Sanskriti S 7 years, 1 month ago

    calculate mole fraction of ethanol & methanol(say, n1 & n2 resp.) Then, v. p. of solution is 44.5*n1 + 88.7*n2 (using Raoult's law)

    1Thank You

    ANSWER

    • Posted by Mrinal Gorai 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Phone Soni 7 years, 1 month ago

    Electrons which involve in resonating structues. Or Delocalized electrons are electrons in a molecule, ion or solid metal that are not associated with a single atom or a covalent bond.

    0Thank You

    ANSWER

    • Posted by Mrinal Gorai 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Sanskriti S 7 years, 1 month ago

    binary mixture which has same composition in liquud nd vapour phase and boil at constant temp., ie, they distill without any change in composition

    3Thank You

    ANSWER

    • Posted by ....... ........ 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 4 answers

    Rohit Jain 7 years, 1 month ago

    HYPERVITAMINOSIS - it is a condition in which there is excess storage of vitamin in the body which may fiurther leads to some diseases. AVITAMINOSIS - in this there is deficiemcy of any particular type of vitamin.

    1Thank You

    Sahana Sankaranarayanan 7 years, 1 month ago

    Its not there in syllabus

    0Thank You

    ....... ........ 7 years, 1 month ago

    Actually my teacher gave me these questions....... So i asked it..... Just for knowledge.

    2Thank You

    Sanskriti S 7 years, 1 month ago

    all these are not included in syllabus ; why r u bothering urself..

    1Thank You

    ANSWER

    • Posted by ....... ........ 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Sanskriti S 7 years, 1 month ago

    derived-obtained from partial hydrolysis of simple or conjugated proteins

    4Thank You

    Sanskriti S 7 years, 1 month ago

    not included in course ; simple - give alpha amino acids on hydrolysis ; conjugated - give a non-protein portion along with alpha amino acid on hydrolysis

    1Thank You

    ANSWER

    • Posted by ....... ........ 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Shivam Bhati 7 years, 1 month ago

    Nylon-2-Nylon-6

    0Thank You

    Sanskriti S 7 years, 1 month ago

    PHBV ( poly beta hydroxybutyrate - co beta-hydroxy valerate)

    1Thank You

    ANSWER

    • Posted by ....... ........ 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Sanskriti S 7 years, 1 month ago

    both of its monomer units(hexamethylene diamine & adipic acid) contain 6 carbon atoms

    3Thank You

    ANSWER

    • Posted by Birjis Fatima 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Pal Neeraj 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Sanskriti S 7 years, 1 month ago

    optically active polyhydroxy aldehydes or ketones or the compounds which produce such units on hydrolysis

    1Thank You

    ANSWER

    • Posted by Satyam Choudary 5 years, 11 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Sahana Sankaranarayanan 7 years, 1 month ago

    Solid States = 4 marks Solutions= 5 marks Electrochemistry= 5 marks Chemical Kinetics= 5 marks Surface Chemistry=4 marks General Principles and Process of Isolation of Elements= 3 marks P Block Elements=7 marks D BLock Elements=5 marks Coordination Compounds=4 marks Haloalkenes and Haloarenes=3 marks Alcohols, Phenols and Ethers=5 marks Aldehydes, Ketones and Carboxylic Acids=6 marks Organic Compounds=4 marks Biomolecules=3 marks Polymers=3 marks Chemistry in Everyday Life=4 marks Total Marks=70 marks

    1Thank You

    ANSWER

    • Posted by Kissan Darpan 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Ankit Singh 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 3 answers

    Preeti Takhar 5 years, 11 months ago

    But protein is not a girl bro?

    0Thank You

    Shivam Bhati 7 years, 1 month ago

    Protein which looses Its biological activity

    0Thank You

    Ankit Singh 7 years, 1 month ago

    When protien is subjected to a chane in ph or change in temprature then globules get unfold and helix get uncoiled and proten looses her biological activity's

    2Thank You

    ANSWER

    • Posted by Rakesh Tiwari 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 4 answers

    Suhani Rana? 7 years, 1 month ago

    Ncert and strong cocept is the best method to gain marks in chemistry and for practice go through the last year sample papers..

    0Thank You

    Rakesh Tiwari 7 years, 1 month ago

    Means hum ncert back is sufficient na

    0Thank You

    Suhani Rana? 7 years, 1 month ago

    Yes...ncert is the best

    0Thank You

    Shivam Keshri 7 years, 1 month ago

    Yeah

    0Thank You

    ANSWER

    • Posted by Anurag Kumar Abhay 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Nitika Neb 7 years, 1 month ago

    You can see in this app

    1Thank You

    ANSWER

    • Posted by Shristi Jain 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Sanskriti S 7 years, 1 month ago

    'coz different drugs' ve diff. pharmacological effects nd perform different actiins

    1Thank You

    ANSWER

    • Posted by Hanu Saini 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Ankit Singh 7 years, 1 month ago

    Prachaar kar rahe hai

    0Thank You

    Princes Khan 7 years, 1 month ago

    Only follow ncert reader and go and watch anirudh walia chanel on youtube

    0Thank You

    ANSWER

    • Posted by Karishma Patel 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Gaytri Devi 7 years, 1 month ago

    Because carboxylic acid cation is more stable as the cation of alcohol because carboxylic acid cation contain resonance

    1Thank You

    Ankit Singh 7 years, 1 month ago

    Acidic

    0Thank You

    ANSWER

    • Posted by Jyoti Kumari 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Ankit Singh 7 years, 1 month ago

    becoz presence of electron withdrawing group

    1Thank You

    Shristi Jain 7 years, 1 month ago

    Nitro is a electron withdrawing group hence it increases the polaity of OH bond

    0Thank You

    ANSWER

    • Posted by Shubh Paliwal 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Sanskriti S 7 years, 1 month ago

    those minerals which are commercially viable to be used as sources

    1Thank You

    Nitika Neb 7 years, 1 month ago

    Natural occuring substances through which metals are extracted

    0Thank You

    ANSWER

    • Posted by Promila Singhal 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Sanskriti S 7 years, 1 month ago

    this fact is experimentally determined on the basis of absorption of light by complexes containing CO

    1Thank You

    Shivam Keshri 7 years, 1 month ago

    Nope

    0Thank You

    ANSWER

    • Posted by Lokesh Ramadas 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 3 answers

    Sanskriti S 7 years, 1 month ago

    in NaCl, each ion is surrounded by 6 oppositely charged ions, whereas in CsCl, by 8 ions; presence of oppositely charged ions makes them stable

    2Thank You

    Preeti Takhar 7 years, 1 month ago

    Could u plz elaborate ur ans

    0Thank You

    Sanskriti S 7 years, 1 month ago

    CsCl ; 'coz in this, each ion is surrounded by more oppositely charged ions

    1Thank You

    ANSWER

    • Posted by Sneha Bhosale 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Ankit Singh 7 years, 1 month ago

    Antihistamine are the chemical substance which interfere in the natural action of histamine by competiting with histamine binding site of receptor where exert its effects

    0Thank You

    Ankit Vishwakarma 7 years, 1 month ago

    Antihistamine is a drug which works against histamine. It is given to the allergyic person.. Ex brompheneramine

    3Thank You

    ANSWER

    • Posted by Sumit Singh 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Pallavi Pradhan 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Sanskriti S 7 years, 1 month ago

    actually this method is suitable for preparing symmetrical ethers

    2Thank You

    Sanskriti S 7 years, 1 month ago

    because it gives alkene as major product

    1Thank You

    ANSWER

    • Posted by Kannu Sahotra 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Soumodeep Koley 7 years, 1 month ago

    Solid state

    3Thank You

    ANSWER

    • Posted by Prashant Sharma 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Sanskriti S 7 years, 1 month ago

    origin of charges on colloids is explained by diff. theories. exact explanation is not yet established. negative charge on blood is established by the fact that it is coagulated by +ve ions

    1Thank You

    ANSWER

    • Posted by Isha Deo 7 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 4 answers

    Sanskriti S 7 years, 1 month ago

    there are 12 edges each of which is shared by four unit cells, so effective atoms are 12/4=3

    2Thank You

    Isha Deo 7 years, 1 month ago

    Answer is 3 but I m confused how

    0Thank You

    Isha Deo 7 years, 1 month ago

    You are wrong

    0Thank You

    Shivam Keshri 7 years, 1 month ago

    There are 8 corners...1/8 atoms in each corner So 1/8 × 8 = 1 effective atom

    2Thank You

    ANSWER

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