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Distinguish between acetaldehyde and ketone
The nucleus of an element contains 9 protons. Its valency would be : (1) 1 (2) 3 (3) 2 (4) 5 Ans: 1
how to titrate using Tc-99
A cricket ball of 0.5 kg is moving with a velocity of 100 m/ sec . The wavelength associated with its motion is: (1) 1/ 100cm (2) 6.6 x10 -34 m
What is difference among silica used in TLC and HPLC column? Ans) TLC is known as thin layer chromatography. The simple methods works on the principle of adsorption, where as HP
Q. What are the Chemical Properties of Ammonia? Ans. Combustion: Ammonia does not burn in air but will burn in pure oxygen to form nitrogen and water vapor. 4NH 3 (g) +
Nitrenes - Organic Chemistry (1) The nitrogen analogous of carbenes are termed as nitrenes. (2) There is probability of two spin structure for nitrenes depending upon whethe
8ml of NaOH solution were used to titrate 10ml of H2C2O4.2H2O,C(1/2H2C2O4.2H2O)=0.05ML.
what is the relation between gram atomic mass and avogadro''s no ?
He- is p block element
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