Non sulphonated hard bakelites are not used for making _______________________?

Related Mcqs:

The synthetic fibres produced from _____________ are known as rayon?

A. Lignin B. Cellulose C. Polyamides D. Ethylene glycol...

Epoxy resins (i.e., epoxide polymers) ?

A. Are made by addition polymerisation reaction only B. Contain an epoxy group (fig bellow) at the ends of the polymer C. Are cross-linked polymers only D. Use emulsion polymerisation methods...

Which of the following polymers has the tendency of decomposing before melting ?

A. Polystyrene B. Nylon C. PVC D. None of these...

Cellulose is the main constituent of most ______________ fibres?

A. Acrylic B. Spandex C. Synthetic D. Natural...

In condensation polymerisation as compared to addition polymerisation____________________?

A. The monomers are unsaturated compounds B. No co-product is lost C. The monomers contain two functional groups D. Generally only one monomer is involved...