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For the formation of covalent bond, the difference in the value of electron egativities should be:
(1) Equal to or less than 1.7
(2) More than 1.7
(3) 1.7 or more
(4) None of these
Ans: Equal to or less than 1.7
Although cholrine is electoon withdrawing group.yet it is ortho nd para directing in electrophilic aromatic substitution reactants.why? Ans) Halogens are an exception of the dea
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what will be theory of phthalic acid of crystallization?
Why was covalent compounds are insoluble in water and ionic compounds soluble in water? Ans) When ionic bonds form, one atom becomes positively charged, while the other becomes ne
Carbon has maximum catenation ability. The self-linkage of the atoms of elements to make long chains is known as catenation.
A 100 gal tank contains 10 lb of water. The tank is filled by two inlet streams, one of pure water and one of pure ethanol. The flow rate of both streams is 10 gal/min. Calculate t
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what are moles?
How many grams of CO2 are produce if 42.0 mol of LiOH react?
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