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Tritium is the isotope of: (1) Hydrogen (2) Oxygen (3) Carbon (4)Sulpher Ans: Hydrogen
Why alcoholic acidity of maids is expressed as H2SO4?
trivalent acid and basic radicals
CH 3 -CHBR-CH 2 -CHCL-CH 3 1 2 3 4 5 Br abd Cl are side chain. numbering is done so that the alphabet that comes first in order get lowest number i.e.,
The uncertainty in momentum of an electron is 1 x10 -5 kg- m/s . The uncertainty in its position will be (h= 6.62 x 10 -34 kg - m 2 / s): (1) 1.05 x 10- 28 m
Q)why is the extraction of copper from pyrites more difficult than that from its oxide ore through reduction? Ans) The Standard free energy of formation of Cu2S is greater than
Q. What are the uses of Oxygen? Oxygen is essential for life. Most life processes are based on oxidative metabolism: While the terrestrial beings take up oxygen through respira
Give two methods for preparation of acetophenones
function of citric acid in human body
Aromatic compounds are compounds having one or more benzene rings in it . These compounds satisfies the huckel''s rule. Huckel''s rule:- Compounds contain 4n+2 pi electrons are ar
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