MCQ
Which of the following is wrong?
- A$\text{PMMA}$ is called plexiglass
- B$\text{PTFE}$ is called teflon
- ✓$\text{SBR}$ is natural rubber
- D$\text{LDPE}$ is called low density polythene
✓
Answer
Correct option: C.
$\text{SBR}$ is natural rubber
$\text{SBR}$ stands for styrene $-$ butadiene rubber.
It is a copolymer but it is a synthetic polymer and not natural rubber.
It is a copolymer but it is a synthetic polymer and not natural rubber.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Enzymes are absent in:
In which reaction racemic mixture is not obtained ?
An isomer of ${C_3}{H_6}C{l_2}$ on boiling with aqueous $KOH$ gives acetone. Hence, the isomer is
→Consider a titration of potassium dichromate solution with acidified Mohr's salt solution using diphenylamine as indicator. The number of moles of Mohr's salt required per mole of dichromate is
Which one of the following metals forms interstitial hydride easily ?
The chemical equivalent of copper and zinc are $32$ and $108$ respectively. When copper and silver voltameter are connected in series and electric current is passed through for sometimes, $1.6\, g$ of copper is deposited. Then, the mass of silver deposited will be .......... $\mathrm{g}$
→.
Which of the following is used as an acid bath in dyeing cotton and wool?
The one that will show optical activity is: (en = ethane $-1, 2-$ diamine)
→
is a polymer having monomer units ____________.