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If hydrogen atom is in an energy level represented by n=4,how many spectral lines are possible in its emission spectrum? Ans) There is a formula for this i.e [ (n 2- n 1 +1)
What are the various types of point defects? How are they caused? (i) Vacancies: This refers to a missing atom or a vacant atomic site because of absence of a matri
A 0.5 m 3 rigid tank is filled with saturated liquid water at 200 o C. A valve at the bottom of the tank is opened, and liquid is withdrawn from the tank. Heat is transferred to t
A mixture of air and methanol vapour is fed to a converter in which the following reactions take place: CH OH O HCHO H O 3 2 2 2 1 + ® + 3 2 CH OH ® HCHO + H In addit
application of crystallography
concentration on acetic acid
I need short questions and mcq related to this topic
proper definition plz
Ask quAssuming that the ion formed has a noble gas configuration, write a chemical equation that shows the formation of an anion from a neutral selenium atom. estion #Minimum 100
#question:- What are the theories of catalysis?
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