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in aromaticity it is required condition that there is at least one unhybridised p-orbital.what does it mean? ...

What is the diameter of a parabola?? ...

A solid metallic sphere in a uniform electric field..how to draw..lines of force Now if the solid metallic sphere is to be replaced by a hollow metallic sphere, how will the field lines look like. Again draw the lines of forc ...

for those who r waiting for 18 th a good news.mock counselling has been done....have a look at www.cb.nic.in ...

http://gigapan.org/viewGigapanFullscreen.php?auth=033ef14483ee899496648c2b4b06233c View the link above and zoom in wherever you wish.. You can pan and zoom to any section of the crowd. When you zoom in, initially the photo wi ...

although m not the right person to give problem for practice but still m posting some ques for practice.....i jus started this cozz i thinkj the threads r still in the joy nd shock of jee results:P:D.. 1)In a book with page n ...

IF THE MINIMUM HORIZONTAL FORCE REQUIRED TO DRAG A HEAVY BODY ON A ROUGH HORIZONTAL SURFACE BE n TIMES ITS MAGNITUDE,WHEN IT BE INCLINED TO THE HORIZONTAL AT THE ANGLE OF FRICTION .FIND THE CO-EFFICIENT OF FRICTION. ...

*Image* obviously H+ added & heated ...

a question , really importent: does the percentage ionic character of a compund lattice(or simple element lattice ) depend upon the lattice enthalpy value of that compund? if yes how? i just mean that can we compare two compo ...

1.can metamers also be chain isomers? 2.do bent bonds affect orbital overlap?[this is with refrence to the angle strain concept> ...

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http://targetiit4pcm.lefora.com/2010/06/16/articles-acids-and-bases-1/0/ hope you like it ...

Can anyone tell me the diff between syn and anti mechanism of addition of (ex. Br2) or any link available....... ...

*Image* Is N= mg(cos α+sinα ) f= mg(cosα-sinα) \alpha \leq \frac{\mu -1}{\mu +1} ...

Plz make me understand the meaning of surface energy. And another thing why spraying results in coldness??? Plz give me explanation. ...

Point charges q and --q are located at the vertices of a square with diagonals 2l as shown . Find the magnitude of the electric field strength at a point located symmetrically with respect to the vertices of the square at a d ...

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a≥b>0=> a+a/b(a-b)≥4 hey its a/b.1/(a-b) ...

4. A chain of length l is held stretched out on a frictionless horizontal table, with a length x hanging down through a hole in the table. The chain is re- leased. As a function of time, find the length that hangs down throug ...

A & B are fixed points. The vertex C of triangle ABC moves such that cot a + cot b=constant. The locus of C is a straight line a> perpndicular to AB. b> parallel to AB. c> inclined at angle(A-B) to B. d> none of t ...

*Image* Which is more acidic?? ...

How is SiF4 an electrophile?? ...

Which is a stronger acid.... SH attached to phenyl group or OH attached to phenyl group........Give REASONS..... ...

*Image* give the hint. ...

*Image* *Image* SOLAR STORM: Solar storm can refer to: Geomagnetic storm - the interaction of the Sun's outburst with Earth's magnetic field Coronal mass ejection (CME) Solar flare A geomagnetic storm is a temporary disturban ...

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x+y=2 =>x3 y3 (x3+y3)≤2 x,y +ve reals ...

If three positive real numbers a, b, c are in A.P. and abc = 4 then minimum possible value of b is ...

give your opinions on existece of god mine : sometimes i feel he is there but sometimes i become an atheist ...

You may have seen that no new apps have been put up for over 6 months here.. Could you guys suggest some application (of course the feasibility is an issue) that could be made to explain a few things better to students? Like ...