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Q. Explain Distillation in purification of metals? Metals with low boiling points, such as cadmium, zinc and mercury will be purified by distillation. The distillation is gener
Which of the following has the least energy: (1) 2p (2) 3p (3) 2s (4) 4d Ans: 2s
0.205g of a metal on treatment with dilute acid gave 106.6ml of hydrogen collected over water at 755mm pressure and 17 degree Celsius. calculate the equivalent mass of the metal. (
For the dumb-bell shaped orbital, the value of l is: (1) 3 (2) 1 (3) 0 (4) 2 Ans: 1
Preparation of 2,2,6-trimethyl-5-phenylheptan-3-one: Safety 2-Bromopropane : Irritating to eyes, respiratory system and skin. If eye contact, wash with large volumes of
What is the difference between reaction stoichiometry and composition stoiciometry?
the most probable radius for finding the electron in he+
in castner kelnar process sodium metal extract at cathode and calcium also why they do not mix if they extract at same chamber?
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.,
Reaction involving cleavage of with removal of 'H' as proton Alcohols are stronger acids as compared to terminal acetylene but are not acidic enough to react along with aqueous
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