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explain vsepr thheory
Borosilicate glass: in this boric anhydride is used in place of lime. This glass generally contains 75-81% silica, 10-13.5% B 2 O 3 , 4.5-6% Na 2 O and 2-5% Al 2 O 3 . Sometimes Z
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
migration of ions,relatuve speed of ions,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
How many ion H2- does have The H2- ion having three electrons. This can be conceived as the combination of a hydrogen atom with a hydride ion (H-). By the aufbau principle, two
The boron trihalides are highly volatile; BF 3 (b. p., 173 K) and BCI 3 , (b. p., 260.5 K are gases, BBr 3 a volatile liquid (b. p., 319 K) and Bl 3 a low melting solid (m. p.,
Q. Explain Specific Heat and caluclate amount of heat transferred? Ans. The amount of heat transferred to a substance depends on three things: a) amount of the substance
why f block is out from periodic table
Why were you able to observe electrolysis in the cabbage juice indicator solution before any vinegar was added to this solution, while no electrolysis was observed in distilled wat
Q. Show Crystal Field Splitting in Square Planar Complexes? In a d 1 or d 2 system the electrons will always go in the 'e' set of orbitals with the release of corresponding a
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