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this thread is made to share ur imp information so that others may be benefited ...
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Why reduction potential of reducing agent decreases with rise of temp. & with increase in concenteration of the reducing solution ? ...
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why there is unimolecular layer formation in chemisorption ??????? ...
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why change in entropy and enthalphy keeps on increasing and decreasing respctively as time passes and gets equal on at equilibrium?????? ...
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why adsorption can take place in solids only if there is a unimolecular layer of the gas molecules on the surface ?????????? ...
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why rotation not possible in case of double bond but in case of triple bond ??????? ...
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what is spallation ,nuclear reaction and induced radioactivity ?????how to identify these all ????? ...
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*Image* consider an infinite ladder network shown in figure voltage is applied between points A and B . If the value of voltage is halved after each section , then the ratio of R1/R2 Will be a. 1 b.1/2 c.2 d.3 ...
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*Image* Q1)In the circuit shown in figure switch S is closed at time t=0.Let i1 and i2 be the currents at any finite time t ,then the ratio i1/i2 a. is constant b.increases with time c. decreases with time d.first increases a ...
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what is potential divider????????????????? ...
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Q. Two spheres of radii R1 and R2 are connected by a wire. What is the equivalent capacitance of this system ...
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why cl has more electron affinity than than fluorine???????????? ...
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http://www.allaboutcircuits.com/vol_1/chpt_10/13.html I have resisted a lot in the past against this method. I really feel that this method takes away the joy of solving complex circuits and should be studied only at an engin ...
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find the total no.of isomers of [M(AB)3] , [M(AA)a2b2] , [Ma2b2cd] , [Ma3bcd] sorry for giving so many at a time..........but i am super confused in it ...
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I have Resonance Test Series papers if anyone can provide me with BT papers or even Fiitjee i am willing to exchange BT preffered ...
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Which of the following statement(s) is/are true regarding Langmuir's absorption isotherm ? A. It explains only mono layer absorption. B. Molecules absorbed at one site do not interact with surrounding adsorbate molecules. C. ...
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NH3 -- 107.5 PH3 -- 93.5 AsH3 -- 92 SbH3 -- 91.5 AsH3 -- 90 The H-E-H bond angle is expected to be a tetrahedral ideal of 109.5°, but since lone pairs repel more than bonding pairs, the actual angle would be expected to be s ...
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If a cube is made such that small spheres are at the corners and large sphere is at the body centre of the cube, then what is the packing fraction of this system? 1. 0.68 2. 0.74 3. 0.52 4. 0.002 ...
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What is the n-factor of Fe2(SO4)3 in the following reaction: Fe2(SO4)3 --> FeSO4 + SO2 ? ...
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*Image* ...
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If CO Bond length = 1.128 Angstorm, then the possible value of CO bond length is Fe(CO) is (a) 1.128 A (b) 1.10A (c) 1.13 A (d) 10115A I do not understand how the d pi- p pi bonding will affect eh bond order of CO bond….??? ...
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i m trying to learn to draw graphs , and i m facing a few problems with it. we kno how to draw graph of a quadratic , and we can also draw graph of a few simple trigo functions but when there is a situation such that the func ...
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A)NH3+NaOCl→ p)N2H4 B)NH4NO2+NaOH→ q)N2 C)NH4NO3+Ca(OH)2→ r)NH3 D)(NH4)2Cr2O7→ s)H2O in all reactions heating is done. ...
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1)find the nth term of the sequence *Image* such that *Image* 2)Find the nth term of the sequence *Image* such that *Image* 3)Find the nth term of the sequence *Image* such that *Image* then Calculate *Image* 4)Find the n th ...
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Q) When a methyl as well as phenyl grps are attached to same carbon atom, which shift takes place - 1,2-methyl or 1,2-phenyl shift and why? ...
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Single Option Correct. 1) Electron Affinity is +ve when- A) O- is formed from O. B) O 2- is formed from O-. C) O+ is formed from O. D) Electron Affinity is always negative. 2)Of the 4 ∂H values needed to calculate the latti ...
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match--- 1.Cl2O a. acidic oxide 2.ClO2 b. HOCl 3.Cl2O6 c. HClO2 4.Cl2O7 d. HClO4 ...
