Pick up the correct statement from the following:« Back to Previous Page
A. Alexander Parkes, a Scottish chemist prepared a hard material by mixing camphor and alcohol with nitro cellulose and called it, as Parkesite B. Dr. L. Bakeland, a Belgian scientist prepared a product known as Bakelite C. Pollark, an Austrian scientist prepared a substance from urea and formaldehyde and called it Plastic |
▲ ▼ |
A. Alexander Parkes, a Scottish chemist prepared a hard material by mixing camphor and alcohol with nitro cellulose and called it, as Parkesite B. Dr. L. Bakeland, a Belgian scientist prepared a product known as Bakelite C. Pollark, an Austrian scientist prepared a substance from urea and formaldehyde and called it Plastic |
Please log in to post questions/answers: