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achaa agar genius ho toh batao.. sabse upar kaun sa dice hai... *Image* ...
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http://jee.iitd.ac.in/pcard.htm ...
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solve question of bitsat i m not able to provide option *Image* ...
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these r the question i faced in bitsat 2009 on yesterday 1. wat is EDTA A hexadentate ligand B bidentate ,, C tetradentate ,, D pentadetate ,, i mark A 2.wat is the denticity of oxalate A hexadentate B bidentate C tetradentat ...
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plz give detail of various branches of iit wrt rank and placement ...
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The two functional groups present in a typical carbohydrate are : (1) -OH and -COOH (2) -CHO and -COOH (3) > C = O and - OH (4) - OH and -CHO which is correct i think 3 & 4 both are correct ...
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paper-1 question O2 has to matched with p)paramagnetic q)undergoes oxidation r)undergoes reduction s) bond order greater or equal to 2 t) mixing of s & p orbital i matched with all but i saw in brilliant sol. it has not match ...
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*Image* question of paper-2 jee-09 Photoelectric effect experiments are performed using three different metal plates p, q and r having work functions φp = 2.0 eV, φq = 2.5 eV and φr = 3.0 eV, respectively. A light beam con ...
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*Image* has to be matched with (p) Nucleophilic substitution (q) Elimination (r) Nucleophilic addition (s) Esterification with acetic anhydride (t) Dehydrogenation i get p,q,r and many solution of jee09 have given only p why ...
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wat is exchange energy & with ex. ...
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*Image* plz explain how it form ...
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Kp is 0.0529 at 26°C for the react. NH4HS===NH3 +H2S 0.092 mole of solid NH4HS is introduced into 2.46L of evacuated flask at 26°C A) cal. % of solid NH4HS decomposed B) find the no. of moles of NH3 to be added to reduce th ...
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the vol. of right triangular prism ABCA2B2C2 is 3. the position vector of the vertices of the base ABC is A=(1,0,1);B=(2,0,0)& C=(0,1,0) Q-1)the height of the prism= a)√3 b)√6 c)√8 d)none Q-2) the coordinate of vertex A ...
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the pole of st. line 9x+y-28=0 wrt the circle; 2x2+2y2-3x+5y-7=0 is a)(3,1) b)(1,3) c)(3,-1) d)(-3,1) plz give idea abt. this & how 2 solve various prob. on this ...
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wat is eq. of directrix , axis, length of latus rectum of 9x2 -24xy+16y2 -20x-16y-60=0 plz reply ...
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hey anyone tell me how to rotate with some given angle if it is in all three direction like 2i+3j-8k plz give solution by taking example ...
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Q-1 natural silk is: a)polyester b)polypeptide c)polyurethane d)polyamide Q-2 the compound act as anti-dandruff agent (may) a)hexachlorophene b)resorcinol c)salicyclic acid d) all plzz answer htem with exp. also ...
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i have a doubt plz clear glucose forms many derivatives. hte derivatives which hel p to prove the furanose structureis a)osazone b)benzoyl c)acetyl d.)isopropyldiene give reason & reaction both plzzz ...
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Q1.) in convex lens distance of an object from focus : 8 cm. its image distance from focus : 8 cm. find the focal length ...
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wat is difference in gravitational mass & inertial mass ...
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which is more stable 1. allyl free radical *Image* , benzyl free radical 2.allyl carbocation *Image* ,benzyl carbocation *Image* ...
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question is that if R.I varies μ°(1+x) from [0,L] in and ray along Y=X is path of incident light then wat is angle when it comes out from lat point ...
