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IIT-JEE CHEMISTRY Q.1 Reactions of aluminium with 1. O2 2. N2 3. Cl2 4. Cr2O3 5. Mn3O4 6. HCl 7. H2SO4(Dil.) 8. H2SO4 (Conc.) 9. HNO3 10. NaOH 11. AlCl3 Q.2 Reactions of Al(OH)3 with 1. Acid 2. NaOH 3. Heating Below 450ºC 4. ...
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This is the biggest question n organic till date in the forum... Enjoy!! [3] *Image* Edit: ( after AgNH3 and H+) after S ... 1 eq of red P HI is added ...
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Several successive number was written in a row.Determine the least value of the number of this sequence such that: there exist a way to order it again such that all 3 adjacent numbers(ie written one -next- the other) have sum ...
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A complex circuit consists of some resistors. An ideal current source is then connected through two points at the circuit. Then an ideal voltmeter is connected to two nodes of a resistor in the circuit. Reading of the voltmet ...
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there are 1000 men standing in a circle numbere 1 to 1000 on their back. the person with number 1 is given a sword. he kills 2 and gives sword to 3. 3 kills 4 and passes the sword to 5. the process continues so on............ ...
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suppose there are 997 points given in a plane. if every two points are joined by a line segment with its mid point coloured in red, show that there are atleast 1991 red points in the plane. can u find a special case with exac ...
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Take a square of side \ell , and remove the "middle'' square (1/9 of the area). Then remove the "middle'' square from each of the remaining eight squares, and so on, forever. Let the final object have mass m . Find the moment ...
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Just type > [one of the following numbers] from left to right (1 [1] - 50 [50]) [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] // 18 19 no smiley [21] [22] [23] [24] [25] [26] [2 ...
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Organic Chemistry Practice Multiple Choice Questions These questions are designed to give you practice with multiple choice questions. If you select the wrong answer, there are suggestions to help you see why that answer is n ...
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*Image* SOLUTION ahead *Image* Can Sum1 pl. write the Statements for the proof that is why did they apply SUCH Conditions for each of the cases ??? [7] ...
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find the least positive integer m such that 22000 divides 2003m-1 ...
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only for those who have some spare time..... find the polynomials f(x),g(x),h(x) if they exist mod(f(x))-mod(g(x))+h(x)={ -1 if x<-1 } { 3x+2 if -1≤x≤0 } { -2x+2 if x>0 } ...
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A device consists of 4n elements, any two of which are joined by either a red or a blue wire. The numbers of red and blue wires are the same. The device is disabled by removing two wires of the same color connecting four di e ...
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sveral numbers are written in a row. in each move, john choses any 2 adjacent numbers in which one on the left is greater than one on the right, doubles each of them and switches around. prove that roberts cn make only a fini ...
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try to solve it in a elegant way..... A circular table is divided into five sectors. You can paint each sector with one of five colors. If more than one sector can be painted the same color, how many ways are there to paint t ...
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Can anyone gimme some links for bitsat mock tests....? ...
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Here are the Questions i could remember ..... Q.1. What should be the values of x and y such that x2 + y2 is minimum and (x + 5)2 + (y – 12)2 = 142 ?? I got the answer as (x, y) = ( 5/13, -12/13 ) and min value as 1 Q.2. so ...
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uploading physics of paper 2 first of all- more will follow if everyone is interested *Image* *Image* *Image* *Image* *Image* *Image* *Image* *Image* ...
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I think the following questions require good amount of thinking,but even after such a short stint with targetiit, i realized one thing and that is, no man made problem can escape from the axe of problem solving here :) [I hop ...
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