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How many electron have br+ Neutral Br, being in Group 7A, has 7 valence electrons; therefore, Br+ has 6.
Q. Define the Normality of solutions? Ans. Sometime normality is used to measure concentration. Normality (abbreviated N) is the number of gram-equivalent masses of solute in 1
How i operate muffle furnace
Phenol + HNO3(in prescence of sulphuric acid) --> 2-nitrophenol + 4-nitrophenol.
writethe sort farmula of learn the pariodik table.
function of citric acid in human body
1.why hardness Bore water less than sea water?
What is the electronic configuration of Cu 2+ (Z= 29) of least position: (1) [Ar]4s 1 3d 8 (2) [Ar]4s 2 , 3d 10 4p 1 (3) [Ar]4s 1 3d 10
de-Broglie equation is: (1) n γ= 2d sin θ (2) E= hv (3) E= mc 2 (4) γ= h/ mv Ans: γ= h/ mv
Effect of substituent on acidic nature (a) An electron withdrawing substituent that is - I effect stabilizes the anion by dispersing the negative charge and hence increases the
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