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    • Posted by Kunal Vashishtha 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Urvi Patel 8 years ago

    As they have all the properties of soap but actually do not contain any soap and are of three types-anionic,cationic and non ionic detergent.

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    • Posted by Priya Gaur 8 years ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Debayan Pandit 8 years ago

    Because it release nacent oxygen

    0Thank You

    Urvi Patel 8 years ago

    Because its decomposition into oxygen results in the liberation of heat and increase in entropy.

    2Thank You

    ANSWER

    • Posted by Kanishk Aggarwal 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Pooja Bora 8 years ago

    Solved ncert exercise or Intext & examples Q

    1Thank You

    ANSWER

    • Posted by Tehrim Rockstar 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Vishal Chaudhary 8 years ago

    Double bond

    2Thank You

    ANSWER

    • Posted by Madiha Faraz 8 years ago

    CBSE > Class 12 > Chemistry
    • 4 answers

    J Ranjan Parida 8 years ago

    Phosphodiester linkage

    0Thank You

    Kanishk Aggarwal 8 years ago

    Phosphodiester

    0Thank You

    Urvi Patel 8 years ago

    Phosphodiester linkage

    1Thank You

    Tehrim Rockstar 8 years ago

    Phosphodiester linkage

    1Thank You

    ANSWER

    • Posted by Pratik Kumar 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Urvi Patel 8 years ago

    The overall decrease in atomic and iron c radii from lanthanum to lutetium,due to the imperfect shielding of one electron by another in the same subshell,is known as lanthanoid contraction.

    1Thank You

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    • Posted by Urvi Patel 8 years ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    J Ranjan Parida 8 years ago

    Pblock

    1Thank You

    Aman Verma 8 years ago

    Ch12

    1Thank You

    ANSWER

    • Posted by Abhishek Kasar 8 years ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Urvi Patel 8 years ago

    I hope that paper will be easy...

    2Thank You

    J Ranjan Parida 8 years ago

    Till not given the exam..just like u...

    3Thank You

    ANSWER

    • Posted by Rainu Sharma 8 years ago

    CBSE > Class 12 > Chemistry
    • 3 answers

    Urvi Patel 8 years ago

    When ZnO is heated,it loses oxygen.in ZnO,Zn2+ ions occupy the interstitial sites and electrons are trapped in the interstitial sites for the neutralization. Due to the presence of electrons in the interstitial voids,the colour is yellow. Write the eqn. Give in the textbook on pg no.24

    1Thank You

    J Ranjan Parida 8 years ago

    WhenZnO is heated it convert into Zn2+ion andO2. Because of presence of unpaired electron the Zn after heating able absorb visible range of light and to radiate visible colour...hence its shows yellow colour after heating...

    1Thank You

    Pranjali Mahajan 8 years ago

    Because it losses oxygen and gets converted to zn2+

    0Thank You

    ANSWER

    • Posted by Urvi Patel 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Ruby Bajwa 8 years ago

    Salt increases water retention of tissue cells and intercellular spaces making veins construct bcoz of which blood circulates with more pressure and thus inc. blood pressure.

    0Thank You

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    • Posted by Esha Singh 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Ruby Bajwa 8 years ago

    Add water in presence of sulphuric acid and Hg2+ in ethyne it will make it ethanal

    0Thank You

    ANSWER

    • Posted by Satyam Krishna 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Ashish Singh 8 years ago

    It's doesn't have any formula. You have to just write all the isomers

    0Thank You

    ANSWER

    • Posted by Ankit Kumar 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Ruby Bajwa 8 years ago

    KMnO4-H2SO4 and heat

    0Thank You

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    • Posted by Shivam Nagar 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Ruby Bajwa 8 years ago

    It will become paramagnetic.

    0Thank You

    ANSWER

    • Posted by Kedar Yadav 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Urvi Patel 8 years ago

    ns2 np1-6

    0Thank You

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    • Posted by Dimpy Kaur 8 years ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Shivam Kaushal 8 years ago

    It form slag and helps to remove the impurities

    1Thank You

    Urvi Patel 8 years ago

    Limestone decomposes to form CaO which acts as a flux and combines with silica to form fusible slag,calcium silicate.thus,CaO removes silicate impurity of the ore as slag.the molten slag being lighter separates out from iron.

    1Thank You

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    • Posted by Aashifa Siddiqui 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    J Ranjan Parida 8 years ago

    All Cells are imp..lts difficult to tell which most imp...

    3Thank You

    ANSWER

    • Posted by Aastha Tripathi 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Shivam Kaushal 8 years ago

    Iodine reacts with titanium iodide which on heating strongly gives pure titanium and iodine back

    0Thank You

    ANSWER

    • Posted by Tanisha Chouhan 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    J Ranjan Parida 8 years ago

    a)K3[Al(Ox)3] b)[CoCl2(en)2]+

    2Thank You

    ANSWER

    • Posted by Divyam Solanki 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Urvi Patel 8 years ago

    As i have seen that value based questions are generally asked from either bio molecules or from chemistry in everyday life chapters

    0Thank You

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    • Posted by Nishit Mangal 8 years ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Shivam Kaushal 8 years ago

    Conductance of ions produced by 1 gm of mole

    0Thank You

    J Ranjan Parida 8 years ago

    Conductance of that volume of solution which contains one mole of electrolyte..

    7Thank You

    ANSWER

    • Posted by Baani N 8 years ago

    CBSE > Class 12 > Chemistry
    • 5 answers

    Ayushi Jaiswal 8 years ago

    12

    0Thank You

    J Ranjan Parida 8 years ago

    Starch, invert sugar is also...

    0Thank You

    J Ranjan Parida 8 years ago

    Structure of DNA, pyronose, furanose,..disease causing from vitamins,...protein, its denaturation..

    1Thank You

    Baani N 8 years ago

    What's imp.in biomolecule chapter

    1Thank You

    J Ranjan Parida 8 years ago

    Last chptr is going on...then over

    0Thank You

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    • Posted by Anaya Sharma 8 years ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Deepak Kumar 8 years ago

    Sahi H

    0Thank You

    J Ranjan Parida 8 years ago

    It may be repeated or may not be so... better to prepare it...

    1Thank You

    ANSWER

    • Posted by Kristina Sarang 8 years ago

    CBSE > Class 12 > Chemistry
    • 0 answers
    ANSWER

    • Posted by Devendra Maithil 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Mridul Gupta 8 years ago

    When reacted with KMNO4 it decolorise it

    4Thank You

    ANSWER

    • Posted by J Ranjan Parida 8 years ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Sanat Zehra 8 years ago

    On going down the group stability of oxide decreases

    1Thank You

    J Ranjan Parida 8 years ago

    Plzz.. someone answer here...

    0Thank You

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    • Posted by Yozana Mangar 8 years ago

    CBSE > Class 12 > Chemistry
    • 3 answers

    Nav Virk 8 years ago

    it is actullay sum of carbons in reactant molecules

    0Thank You

    Mridul Gupta 8 years ago

    Double if same molecule is reacted or sum of carbon of both molecule

    4Thank You

    Anuj Chaudhary 8 years ago

    Double

    0Thank You

    ANSWER

    • Posted by Atul Pal 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Vikitha M 8 years ago

    No.of moles of compound present in total no.if moles of solution . The addition of individual mole fraction =1

    0Thank You

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    • Posted by Eati Srinivasa Rao 8 years ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Tripti Trivedi 8 years ago

    reciprocal of resistivity

    0Thank You

    Prince Jaat 8 years ago

    Conductivity (or specific conductance) of an electrolyte solution is a measure of its ability to conduct electricity. The SI unit of conductivity is siemens per meter (S/m).

    0Thank You

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    • Posted by Benedict Sabu 8 years ago

    CBSE > Class 12 > Chemistry
    • 1 answers

    Prince Jaat 8 years ago

    Determine the shape of the complex (i.e. octahedral, tetrahedral, square planar) Determine the oxidation state of the metal center Determine the d electron configuration of the metal center Draw the crystal field diagram of the complex with regards to its geometry Determine whether the splitting energy is greater than the pairing energy Determine the strength of the ligand (i.e. spectrochemical series)

    1Thank You

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