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Explain the following observations:
(i) Generally there is an increase in density of elements from titanium (Z = 22) to copper (z =29) in the first series of transition elements.
(ii) Transition elements and their compounds are generally found to be good catalysts in chemical reactions.
Middle oil of coal-tar distillation comprise naphthalene and phenolic elements. Phenolic compounds are isolated in subsequent steps. Step a: Middle oil is washed along with H 2
Quantitative analysis - Estimation of Elements After qualitative analysis of elements, the another step in the determination of molecular formula of an organic compound is
why is soda lime used instead of plain NaOH in preparation of methane?( for class 10)
what are the applicatio of photochemistry
Structure of Aldehydes and Ketones Carbonyl carbon atom is connected to three atoms by sigma bonds. As these bonds use Sp 2 -orbitals, they found in the same plane and are 120°
What is calgon n phosphate conditioning n which one is better?
Addition polymerization: It involves following three mechanisms: 1. Free radical polymerization 2. Ionic polymerization mechanism 3.
Factor of affecting conductions
Benzene- Hydrocarbon Benzene is the first or initial member of arenes. It was first revealed by Faraday in year 1825 from whale oil. Mitscherllich (1833) acquired it by distill
Explain in words why hydroboration leads to anti-Markovnikov addition of hydrogen whereas most electrophilic addtions to alkenes result in Markovnikov addition.
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