Poly-condensation of phenols occurs in:
Schotten-Baumann Reaction
Perkins reaction
Baekeland Lederer Manasse reaction
Aldol condensation
As we learned
Lederer Manasse reaction -
Product formed is bakellite.
- wherein
In Backland Lederer Manasse reaction, synthesis of phenol-formaldehyde resin occurs by the polycondensation of phenols in excess amounts of formaldehyde.
Therefore, Option(3) is correct
5 g of Na2SO4 was dissolved in x g of H2O. The change in freezing point was found to be 3.820C. If Na2SO4 is 81.5% ionised, the value of x (K
A capacitor is made of two square plates each of side 'a' making a very small angle
A solution of m-chloroaniline, m-chlorophenol and m-chlorobenzoic acid in ethyl acetate was extracted initially with a saturated solution of NaHCO3 to give fraction A. The leftover organic phase was extracted with d