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    • Posted by Sheetal Wankhede 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Shambhavi Singh 8 years, 2 months ago

    The substances which inhibit the activity of enzymes r called as competitive inhibitors. The substances which bind the enzyme at the site other than active site ,,,,,this other site is allosteric site . It either activates or inhibits the activity of enzymes.

    1Thank You

    ANSWER

    • Posted by Sheetal Wankhede 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Shambhavi Singh 8 years, 2 months ago

    Biological macromolecules such as carbohydrates, lipids , proteins , nucleic acids are known as target molecules or drug target.

    0Thank You

    ANSWER

    • Posted by Sahil Brj 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Shivi Rao 8 years, 1 month ago

    Due to dd transition transition metals show coloured compound.

    0Thank You

    Ashish Singh 8 years, 2 months ago

    Due to unpaired electrons. Or in simple words due to dd transition

    3Thank You

    ANSWER

    • Posted by Rohit Sharma 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Arvind Kumar Sinha 8 years, 2 months ago

    Molar mass is a physical property defined as the mass of given substance ( chemical or chemical compounds) divided by amount of substance.Its S.I. unit is Kg/mole.

    0Thank You

    ANSWER

    • Posted by Ritesh Dev 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Arvind Kumar Sinha 8 years, 2 months ago

    Ammonia can be dried by calcium oxide i.e. quick lime (CaO).

    1Thank You

    ANSWER

    • Posted by Irfana Shaikh 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Arvind Kumar Sinha 8 years, 2 months ago

    To find electrode potential of other electrode.

    0Thank You

    ANSWER

    • Posted by Salman Khan 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Arvind Kumar Sinha 8 years, 2 months ago

    Reaction in which reactants itself acts as a catalyst, is known as autocatalysis.

    1Thank You

    ANSWER

    • Posted by Salman Khan 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Nidhi Verma 8 years, 2 months ago

    Ebullioscopic Constant is equals to elevation in b.p. when molality of the solution is unity.

    2Thank You

    ANSWER

    • Posted by Salman Khan 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Nidhi Verma 8 years, 2 months ago

    Cryoscopic Constant is equals to depression in freezing point when molality of the solution is unity.

    3Thank You

    ANSWER

    • Posted by Vidhi Rawat 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Shivi Rao 8 years, 1 month ago

    1. Why transition element show variable oxidation state? 2. Why transition element show complex compound. 3. Preparation of k2Cr2O7 or KMnO4 4. What is lanthanoid contradiction? Write Its causes and consequences.

    1Thank You

    Nidhi Verma 8 years, 2 months ago

    Reasoning, preparation of K2Cr2O7, preparation of KMnO4, Lanthanoid contraction(causes and consequences)

    2Thank You

    ANSWER

    • Posted by Mithlesh Choudhary 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Mithlesh Choudhary 8 years, 2 months ago

    In this defect particles are leave from its lattice point and space occupy at interstitial site and in this defect density of compound is remains constant

    1Thank You

    ANSWER

    • Posted by Sushang Singh 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Rithik Bose 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Muskan Rana 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Siddharth Basu 8 years, 2 months ago

    Due to A-G and T-C bases pairing

    1Thank You

    ANSWER

    • Posted by Ankur Mishra 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Pratishtha Gupta 8 years, 2 months ago

    + I and-I are the electron releasing and electron withdrawing effects respectively

    0Thank You

    ANSWER

    • Posted by Muskan Bhardwaj 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Shilpi Siddhant 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Arti Soren 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Ankita Nayak 8 years, 2 months ago

    Arihant and ncert textbook

    1Thank You

    ANSWER

    • Posted by Nikhil Rajawat 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Nidhi Verma 8 years, 2 months ago

    Solute is non-volatile and solvent is volatile.

    0Thank You

    ANSWER

    • Posted by Azeem Khan 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Annand Tiwary 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Salman Khan 8 years, 2 months ago

    When a primary amide is treated with bromine in the presence of alcoholic sodium or potassium hydroxide, amine is formed which contain one carbon less than rhe primary amide.

    1Thank You

    ANSWER

    • Posted by Shree Sahay 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Ankit Chauhan Rajput 8 years, 2 months ago

    Nascent oxygen

    1Thank You

    ANSWER

    • Posted by Shilpi Siddhant 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Shilpi Siddhant 8 years, 2 months ago

    Thanks

    1Thank You

    Eati Srinivasa Rao 8 years, 2 months ago

    Tertiary butyl alcohol . It's IUPAC name is 2-methyl propan-2-ol

    2Thank You

    ANSWER

    • Posted by Shivanshu Yadav 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 3 answers

    Shambhavi Singh 8 years, 2 months ago

    Fluorine doesn't posses d orbital therefore it can't expand it's octet whereas due to presence of d orbital in Cl atom it can expand it's octet and hens ClF3 exists whereas FCl3 not.

    2Thank You

    Vineet Gupta 8 years, 2 months ago

    I think , florine is more oxidizing than chlorine thus it can oxidize it to its +3 oxidation state while chlorine can't oxidize florine

    1Thank You

    Pratishtha Gupta 8 years, 2 months ago

    Because Cl has a larger size which is enough to accommodate 3 F but flourine has a smaller size

    1Thank You

    ANSWER

    • Posted by Shantanu Dixit 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Lekha Raj 8 years, 2 months ago

    Schiffs hoti h spelling..........This test is used to detect aldehyde group in the given organic compound........To the given organic compound, add schiffs reagent if pink odour emerges then it means organic compound contains aldehyde group.

    2Thank You

    ANSWER

    • Posted by Shantanu Dixit 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Shirin Kalam 8 years, 2 months ago

    Because carboxyl gr is a meta directing gr and hence AlCl3 (lewis acid/catalyst)will get bonded to carboxyl gr

    0Thank You

    ANSWER

    • Posted by Sumedha Ghosh 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Lekha Raj 8 years, 2 months ago

    From ncert

    0Thank You

    ANSWER

    • Posted by Shambhavi Singh 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Shantanu Dixit 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Shirin Kalam 8 years, 2 months ago

    Because it is a lewis base ,it reacts with lewis acid(AlCl3) and form salt and becomes deactivating

    1Thank You

    Bhawna Sahu 8 years, 2 months ago

    Because it resonance stabilised

    2Thank You

    ANSWER

    • Posted by Akash Kumar 8 years, 2 months ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

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