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In hydrogen spectrum the different lines of Lyman series are present is : (1 )UV field (2) IR field (3) Visible field (4) Far IR field Ans: UV field
Osazone Formation - Test of Glucose Glucose on heating along with excess of phenyl hydrazine in acetic acid provides a yellow crystalline substance, m.pt. 205 ° C.
write a short note on colour and constitution
The magnetic quantum number for an electron when the value of principal quantum number is 2 can have: (1)3 values (2) values (3)9 values (4)6 values Ans: 3 values
Nucleophilic addition reactions (i) Carbonyl compounds give nucleophilic addition reaction along with those reagents which on dissociation give electrophile also nucleophile.
The uncertainty in momentum of an electron is 1 x 10 -5 kgm/ s . The uncertainity in its position will be( h= 6.63 x 10 -34 Js) : (1) 5.28 x 10 -30 m
It is stated that Bohrs theory is applicable to hydrogen like ions.why? Ans) It is not stated in bohr''s theory but it is a drawback of his theory. The reason for this is
characteristic of solvents
give the melting temperature values of group 2 elements
how to determine the percentage of association or dissociation in a solution?
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