Why phenol is much stronger acid than 2,6 di tert butyl phenol ? Explain
Bondline structure and iupac name of C21H38
How many grames of mercury and how many grams of oxygen are formed from 45.5g of HgO?
Assign oxidation numbers to all atoms, tell in each which substance is undergoing oxidation and which reduction
PbO2(s)+ Cl(aq)>PbCl2(s)+ O2(g)
The volume of hydrogen sulphide it stp when 1.5g of sodium hydroxide react with hydrogen sulphide.
(NA=23,H=1,S=32,O=16)
Calculate the volume of 0.5m potassium hydroxide that will neutralize 45cm³ of 0.1m tetraoxosulphate(VI) acid solution.
(K=39,O=16,H=1)
What are lactams? Write the structures of -butyrolactam and -valerolactam and give their
IUPAC names.
Draw a structural formula for the alcohol formed by acid-catalyzed hydration of
each alkene:
(a) 2-Methyl-2-butene
(b) 2-Methyl-1-butene
Write an equation for the acid-base equilibrium of aniline and water. Label each species in the equilibrium as either an acid or la base
What is OH- of a solution whose pH is 4.732