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The equation Δ x Δp ≥ h/ 4Π shows:
(1) de-Broglie relation
(2) Heisenberg's uncertainty principle
(3) Aufbau principle
(4) Hund's rule
ans: Heisenberg's uncertainty principle
who formulated the laws of chemical combination?
The ratio between the neutrons in C and Si with respect to atomic masses 12 and 28 is: (1) 2 : 3 (2) 3 : 2 (3) 3 : 7 (4) 7 : 3 Ans: 3 : 7
Steam Distillation - Purification of Organic Compounds This technique is applicable for the separation and purification of those organic compounds that are solids or liquids wh
In Heisenberg's uncertainty equation Δ x ×Δ p ≥ h/ 4 Π ; stands for: (1) Uncertainty in energy (2) Uncertainty in velocity (3) Uncertainty in momentum (4) Uncert
what is the gram atomic mass of hydrogen and oxygen?
Stability of gem diols lies on the following factors: (a) Steric hindrance by +I group around α-carbon decreases the stability of gem diols. +I group decreases stability of gem
Q. Explain Ligand field theory? The bond approach, though not as perfect, is more useful. Here we do all the calculations based on crystal field theory. The differences between
How S.E.P. explains stability of particular oxidation state of transition metals?
This is an example of pinacone pinacone rearrangemnt acetone with Mg and H2O forms 2,3 Dimethylbutane2.3 diol which on reacting with H+ from forms first a carbocation on carbon 2
sulphuric acid can be made with concentration of 99%. However for different industrial process different concentration are used. For a specific industrial requirement, 62% H2SO4 is
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