Synthetic rubber is made by polymerization of?
...Synthetic rubber is made by polymerization of?
2 methyl buta - 1, 3 - diene
2 methyl buta - 1, 2 - diene
2 methyl but -1-ene
2 methyl but-2-ene
Correct answer is A
No explanation has been provided for this answer.
Which of the compounds above would react to take up two molecules of bromine durng bromination? ...
In linear molecules, the bond angle is ...
The following substances are normal salts except ...
An element Z contains 80% of \(^{16} _8\)Z and 20% of \(^{18} _8\)Z. Its relative atomic mass is...
A mixture of NaCI(s) and CaCO3(s) is best separated by...