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    • Posted by Ajay Yadav 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Sneha Bharti 8 years, 1 month ago

    In chemistry a coordination complex consists of a central atom or ion which is usually metallic and is called the coordination centre and a surrounding array of bound molecules or ions that are in turn know as ligands or complexing agent.

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    • Posted by Aastha Patar 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 4 answers

    Ramesh Kumar 8 years, 1 month ago

    X rays is the way to treatment of cancer

    0Thank You

    Mohd Shoaib 8 years, 1 month ago

    Cisplatin

    0Thank You

    Gayatri Sethiya 8 years, 1 month ago

    Noble gases and radio active element.

    0Thank You

    Raj Kumar 8 years, 1 month ago

    Cisplatinis achemotherapy medicationused to treat a number ofcancers

    0Thank You

    ANSWER

    • Posted by Aastha Patar 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Rishita Benjwal 8 years, 1 month ago

    Alpha interferon are used which activate the immune system and help in destroying the tumour

    0Thank You

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    • Posted by Palash Ashok 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Luksh Kumar 8 years, 1 month ago

    EC is the study of production of electricity from energy released during spontaneous chemical reaction and the use of electrical energy to bring about non- spontaneous chemical transformations.

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    • Posted by Sachin Kumar 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 3 answers

    Ramesh Kumar 8 years, 1 month ago

    F

    0Thank You

    Mohd Shoaib 8 years, 1 month ago

    Fluorine

    0Thank You

    Varun Banda 8 years, 1 month ago

    Fluorine is at the topmost, rightmost point, and is the most electronegative. Pauling Scale is used to measure the electronegativities of different elements.

    3Thank You

    ANSWER

    • Posted by Aman Tiwari Timing 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Rida Khan 8 years, 1 month ago

    Solids are rigid as they have dense packing of molecules inside them and there is very less space between the molecules of solid.

    1Thank You

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    • Posted by Arghya Gorai 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Rohit Maurya 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Amar Kumar 8 years, 1 month ago

    A catalytic reaction which depends upon the pore structure of the catalyst and on the size of the reactant and the product molecules is called shape-selective catalysis. For example, catalysis by zeolites is a shape-selective catalysis.

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    • Posted by Kajal Bhardwaj 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Mohd Shoaib 8 years, 1 month ago

    Lyophilloc

    1Thank You

    Furqan Nasir Bhat 8 years, 1 month ago

    Lyophillic

    6Thank You

    ANSWER

    • Posted by Rahul Kumar 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Ramesh Kumar 8 years, 1 month ago

    Because their is no space present between the particles of solid so it is rigid

    0Thank You

    Amar Kumar 8 years, 1 month ago

    Solids are rigid and definite shape because the intermolecular forces of attraction that are present in solids are very strong. The constituent particles of solids cannot move from their positions they can only vibrate from their mean positive.

    1Thank You

    ANSWER

    • Posted by Harsh Tyagi 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Amar Kumar 8 years, 1 month ago

    Polyethylene is an organic polymer made of several monomer subunits, and it is one popular compound.Polyethylene is composed of several monomers called ethylene molecules. It is a thermoplastic polymer.

    1Thank You

    ANSWER

    • Posted by Divesh Agrawal 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Vinit Mudga 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Abhishek Chauhan 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Jyotsna Pandey 8 years, 1 month ago

    Impurities are more soluble in molten state

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    ANSWER

    • Posted by Abhishek Chauhan 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Jyotsna Pandey 8 years, 1 month ago

    First look at the number of of oxygen atom in reactant side it's 2 and in product side it is one .. that means u have to do reduction

    0Thank You

    ANSWER

    • Posted by Anuradha Gupta 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Luksh Kumar 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Kamal Thirpola 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Richa Raj 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Soumya Sakshi 8 years, 1 month ago

    Lewis concept & also Arrhenius concept

    1Thank You

    ANSWER

    • Posted by Rohan Jamatia 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Rohan Jamatia 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Aniket Yadav 5 years, 11 months ago

    Treatment of toluene by KMnO4 and then with NaNO2

    0Thank You

    Richa Raj 8 years, 1 month ago

    Treatment of toluene with KMnO4 followed with hydrolysis gives benzoic acid which upon heating with conc NaNO2 nd conc H2SO4 gives m nitro toluene

    3Thank You

    ANSWER

    • Posted by Rohan Jamatia 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Yogesh Papnai 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Yogesh Papnai 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Harshit Goswami 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Soumya Sakshi 8 years, 1 month ago

    When chelate ligand binds with the metal ion it leads to the formation of ring like structure which provides stability to the complex compound and this phenomenon is called chelate effect.

    1Thank You

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    • Posted by Piyush Bhatt 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Yogesh Papnai 8 years, 1 month ago

    But rating it it with Platinum in hydrogen

    2Thank You

    ANSWER

    • Posted by Akshaya Nair 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Yogesh Papnai 8 years, 1 month ago

    Decreases activation energy

    1Thank You

    ANSWER

    • Posted by J Ranjan Parida 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Divya Kumari 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Jyotsna Pandey 8 years, 1 month ago

    NCERT is enough but .. first go through your previous years question papers of competitive exams you will get to know there are some topics which you have to study in deep . Keep your focus on NCERT but I will suggest you target publication books they are good and precise for reference .

    0Thank You

    Anuj Sharma 8 years, 1 month ago

    If NCERT is on your tips then u don't need any other books even for competitive exams

    1Thank You

    ANSWER

    • Posted by Gaurav Sahu 8 years, 1 month ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Saloni Khatavkar 8 years, 1 month ago

    In organic compounds more the e withdrawing group, more is the acidity & more the e releasing group, more the basisity.

    2Thank You

    ANSWER

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