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Ortho, meta and para
1. Ortho (or 1, 2-) : if the two substituents are on the adjacent carbon atoms, the compound is said to be ortho (or 1, 2-).
2. Meta (or 1, 3-) : if the two substituents are on alternate carbon atoms, the compound is said to be meta or (1, 3-).
3. Para (or 1, 4-) : if the two substituents are on diagonally situated carbon atoms, the ompound is said to be para or (1, 4-).
Ortho, meta and para are generally displayed as o-, m- and p- correspondingly.
For an electron if the uncertainty in velocity is Δ v , the uncertainty in its position( Δ x ) is given by: (1) hm/ 4 Π Δ b (2) 4 Π / hm Π v
genral characters of 1 a group elements
Acetylene tetrachloride (Westron), CHCl 2 ·CHCl 2 It is as well called as sym. tetrachloroethane. It is made by the action of chlorine on acetylene in existence of a catalyst
The total number of valence electrons in 4.2 gm N-3 of ion is ( NA is the Avogadro''s number): (1) 1.6NA
preparation of bakelite
CRYSTALLINE SOLIDS Solids may be loosely categorized into two groups. Amorphous solid has no long-range order in their molecular or atomic structure. By their nature Amorphous
which type of nutrition does yeast have?
Description
conclusion for the project
examples
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