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what are the uses of sublimation under reduced pressure in chemistry
Q. What are the Chemical Properties of Halogens? Ans. he halogens have 7 valence electrons in their outermost shell. Note that 7 is one electron short of the octet.
what are the subatomic particles present in an atom?
2 Kg of ice at -20 degree C is diverse with 5Kg of water 20 degree C in an insulating vessel having negligible heat capacity. Measure the final mass of water remaining in the con
how does salt bridge works??
wht is the strucutre of benzene?
please provide tests in a tabular form
Nucleus - Nomenclature of simple aromatic compounds The benzene ring denoted by regular hexagon of six carbon atoms along with three double bonds in the alternate positions is
A student wishes to prepare 250ml of a 0.20mol/L solution of oxalic acid (COOH)2.2H2O. a) Calculate the amount (no.of moles) of oxalic acid required. b) Calculate the mass of oxali
We can find a compound is acid or base by using litmus test. Acides turnes red litmus to blue colour, in case of base it turnes blue litmus to red.(or) According to arrhenius
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