What happens when phenol is condensed with HCHO(formaldehyde) in presence of NaoH.
And please answer my previous organic chemistry question, it is opened for more than a week
The image of the point (1, 5) when reflected in a line LM is (9, 5). Write down the equation of the line LM.
(ICSE)
How to balance chemical equations step by step as required in CBSE board exams?