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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
Q. Show Uses of Sulphur? Sulphur is used in the manufacture of sulphur dioxide, sulphuric acid, and gunpowder. Match. fertilisers, drugs, bleaching agents, leather and other pr
Q. Name the various steps required for making water suitable for domestic use. Ans. Treatment process for domestic use S . No . Process use for tr
simple method of synthesis of the above chemical with highest yield.
Q. Why we use Boron? Boron is used to increase the hardness of steels. Crystalline boron is used in transistors. Boron is a good neutron absorber and is used as shields and con
1. The pH of a 0.02 M solution of an acid was measured as 4.6. a) What is the [H + ] of the solution? b) What is the acid dissociation constant K an
Q. Application of electrometallurgy? In theory, aluminium metal would be made the same way. But, aluminium trichloride is covalent and it does not conductor of electricity. As
what are macroscopic properties ?
For the following cyclohexane molecule, illustrate clear representations of both possible chair forms of the molecule. Be sure to properly draw all the axial and equatorial groups
what is avarat sarni
compare the acidity between pyrole and pyrimidine
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