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Most of us aren't happy with JEE-2010 and the way it was conducted?Can we do something?Can we have a re-exam? those in support of a re-exam do reply here............ ...
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Most of us aren't happy with JEE-2010 and the way it was conducted?Can we do something?Can we have a re-exam? those in support of a re-exam do reply here............ ...
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(1)A certain gas is hexamerised 2 a small extent.If initially 1 mole gas is taken the ratio \frac{PV}{RT} will b equal to (A) 1-\frac{5K_{c}}{V^{5}} (B) \frac{5K_{c}}{V^{5}} (C) 1-\frac{5K^{2}_{c}}{V^{5}} (D) 1-\frac{4K^{2}_{ ...
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Q1 how many isomers?? *Image* Q2 acidic order? *Image* ...
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*Image* this is compound optically active??? ...
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Stmnt 1: LiCl is predominantly a covalent compound Stmnt 2: Electronegativity difference between Li and Cl is too small (IIT 1998) ...
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Dipole moment of p-nitroaniline when compared to nitrobenzene (X) and aniline (Y) will be 1. Smaller than both X and Y 2. Greater than both X and Y 3. Greater than Y but smaller than X 4. Equal to zero ans is 2 I want explana ...
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wht is the ratio of molecular wieght of phenol : equivalent weight of phenol answer : 6 how many alpha Hydrogen are needed in claisen condensation answer 2 plz explain!! ...
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hopeless chem questions Q1. Choose the incorrect statement (a) In [Fe(CN)6]4- , Fe-C bond length is smaller than Fe-C bond length in [Fe(CN)6]3- (b) EAN of Fe in [Fe(CN)6]4- is 36 (c) [Fe(CN)6]3- is more stable than [Fe(CN)6] ...
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To calculate order of acid strength do we need to calculate order of strength of conjugate base OR order of stability of conjugate base ? [273] ...
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Q1 The reaction Cis-Cr(en)2(OH)2+≈Trans-Cr(en)2(OH)2+ where ≈ denotes equilibrium is first order in both the directions.At 25 C teh eq constant is 0.16 and rate constant k1=3.3*10-4 .In an experiment starting with pure ci ...
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Q1 The reaction Cis-Cr(en)2(OH)2+≈Trans-Cr(en)2(OH)2+ where ≈ denotes equilibrium is first order in both the directions.At 25 C teh eq constant is 0.16 and rate constant k1=3.3*10-4 .In an experiment starting with pure ci ...
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Equal volumes of acid, 1M HA and acid 1M HB are mixed. Ka for acids are respectively, 10-4 and 4*10-4. Find the pH of the resultant solution. ...
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Prove that 2 is algebraic (For extreme beginners :D) Also prove that 2 + 3 is algebraic ...
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A cylinder can move without friction along a straight wire parallel to its axis of symmetry, as shown. *Image* Tiny particles moving horizontally at speed v_0 bombard the body from both left and right. Collisions with the rig ...
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*Image* This one is from the scientific american book of puzzles and diversions.. ...
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Find the minimum velocity required to send the ball to the top of this infinite structure.... Keep in mind: The successive radius are half of the original ones..... there are infintely many such. The lowest loop has radius R, ...
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Find the minimum velocity required to send the ball to the top of this infinite structure.... Keep in mind: The successive radius are half of the original ones..... there are infintely many such. The lowest loop has radius R, ...
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*Image* This one is from the scientific american book of puzzles and diversions.. ...
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I asked this same question about 7 months back..Didnt get a reply Asking again..... In case of 2,4-dinitoalkylbenxene ,if NH4HS or Na2S is used as reducing agent,nitro group at para position is reduced ,while if SnCl2/HCl is ...
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In how many ways can you color a cube with a) one color b) two colors c) three colors d) 4 colors e) 5 colors f) 6 colors Each of them is easy ... just needs a bit of thinking :) ...
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In how many ways can you color a cube with a) one color b) two colors c) three colors d) 4 colors e) 5 colors f) 6 colors Each of them is easy ... just needs a bit of thinking :) ...
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In how many ways can you color a cube with a) one color b) two colors c) three colors d) 4 colors e) 5 colors f) 6 colors Each of them is easy ... just needs a bit of thinking :) ...
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In how many ways can you color a cube with a) one color b) two colors c) three colors d) 4 colors e) 5 colors f) 6 colors Each of them is easy ... just needs a bit of thinking :) ...
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In how many ways can you color a cube with a) one color b) two colors c) three colors d) 4 colors e) 5 colors f) 6 colors Each of them is easy ... just needs a bit of thinking :) ...
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find minimum no of charges to be embedded in walls of a cube for the stable equilibrium of a charge in the centre of cube ( i want ans from all of targetiitians plz ) all charges are of same sign ...
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A random point is unifomly distributed in a square of side length 1 unit. Q1 Find probablity thta distance of A from nearest side doesnt exceed x (x<1/ 2 ) Q2 Find probablity thta distance of A from centre does not exceed ...
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A cylinder can move without friction along a straight wire parallel to its axis of symmetry, as shown. *Image* Tiny particles moving horizontally at speed v_0 bombard the body from both left and right. Collisions with the rig ...
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A cylinder can move without friction along a straight wire parallel to its axis of symmetry, as shown. *Image* Tiny particles moving horizontally at speed v_0 bombard the body from both left and right. Collisions with the rig ...
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Your friend has two children. You meet one of them and find out that he is a boy. What is the probability that the other child is a girl? P.S. - A child can only be a boy or girl ...
