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प्रश्न
Bakelite is the polymer of:
(a) Benzaldchyde and phenol
(b) Acetaldehyde and phenol
(c) Formaldehyde and phenol
(d) Formaldehyde and benzyl alcohol
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उत्तर
(c) Formaldehyde and phenol
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संबंधित प्रश्न
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(C) PAN
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Answer the following.
Name the polymer type in which following linkage is present.
\[\begin{array}{cc}\ce{- C - O -}\\||\phantom{.....}\\
\ce{O\phantom{.....}}\end{array}\]
Answer the following.
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| 1. Teflon | a. CH2 = CH2 |
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Write name and formula of raw material from which bakelite is made.
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-(CH2 - CH = CH - CH2 -)n
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write the structure of the monomer used in natural rubber.
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Write chemical reaction for preparation of the following.
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F2C = CF2 is monomer of the polymer -
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| (ii) | PVC | (b) | CF2 = CF2 |
| (iii) | Natural rubber | (c) | Isoprene |
| (iv) | Polythene | (d) | H2C=CHCl |
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Write the structure of isoprene and the polymer obtained from it.
Write the structure of isoprene and the polymer obtained from it.
Name and draw structure of the repeating unit in natural rubber.
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Name and draw structure of the repeating unit in natural rubber.
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