Home › CBSE Class 12 (Science) › Chemistry › Polymers › Polyethylene was first made by accident in 1898 …
Polyethylene was first made by accident in 1898 by which German chemist?
AKarl Ziegler
BHans von Pechmann
CReginald Gibson
DRobert Banks
Answer & Solution
Correct answer: B. Hans von Pechmann
Pechmann obtained a waxy substance while studying diazomethane, and colleagues recognised its long CH2 chains.
Related questions
The word vulcanisation was based on the name of which god?Which reagents are used to vulcanise neoprene instead of sulfur?Which British inventor patented sulfur vulcanisation eight weeks before Goodyear did in thHow does vulcanisation improve rubber?Vulcanisation originally meant treating natural rubber with heat and which element?Polyamides arise from a carboxylic acid reacting with which kind of compound?Which monomers form nylon 66 by condensation?Nylon 6, developed by Paul Schlack, is based on which monomer?