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what are macroscopic properties ?
explain nitric oxide becomes brown when released in air
Basics of Periodic Table.
The hybradization state of the Fe among [Fe(CN)6]3-,[Fe(CO)5] and [Fe(H2O)6]2+ is Ans) D2SP3,DSP3,SP3D2
The correct ground state electronic configuration of chromium atom is: (1) [Ar] 3d 5 4s 1 (2)[Ar]3d 4 4s 2 (3) [AR]3d 6 4s 0 (4
The electronic configuration of calcium ion ( Ca2 + ) is: (1) 1s 1 , 2s 2, 2p 6 , 3s 2 , 3p 6 , 4s 2 (2) 1s 1 , 2s 2 , sp 6 , 3s 2 , 3p 6 , 4s 1
Why a covalent bond is directional? Covalent bond is formed as a result of pairing of two electrons in atomic orbitals of two atoms. Bond then must lie along the direction of
Explain Le Chateliers Principle Le Chatelier′s Principle is the principle when a stress is going to applied on a chemical system at equilibrium, the equilibrium will be shift t
For liquids - Drying of Organic Substances Organic liquids are usually dried by keeping them over night in contact along with a dehydrating (desiccating) agent that does not re
Q. Illustrate Activity Series for Metals? Ans. An activity series is a series that orders substances on the basis of their reactivity. The following diagram is the activit
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