Home
Class 12
CHEMISTRY
Statement1:PUF(polyurethane foam) is spo...

Statement1:`PUF`(polyurethane foam) is spongy.
Statement 2:During the preparation of `PUF,CO_(2)`is evolved ,which forms bubbles that are trapped within the bulk of polymer.As it solidifies ,it gives spongy product.

A

Statement `1` is true ,statement `2`is true,statement`2`is the correct explanation of statement`1`

B

Statement `1` is true ,statement `2`is true,statement`2`is not the correct explanation of statement`1`

C

Statement `1` is true ,statement `2`is false

D

Statement `1` is false,statement `2`is true

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SYNTHETIC AND NATURAL POLYMERS

    CENGAGE CHEMISTRY|Exercise Exercises Single Correct|94 Videos

  • SURFACE CHEMISTRY

    CENGAGE CHEMISTRY|Exercise Archives Subjective|2 Videos

Similar Questions

Explore conceptually related problems

Statement-1: B does not form [BF_(6)]^(3-) Statement-2: Co-ordination number of B is 4.

Statement-1:But-1-ene gives 2-Bromobutane with HBr/Peroxide Statement-2:The reaction involves formation of more stable free radical the product obtained by anti Markovnikof rule.

Statement-1 : Ammonium nitrate on heating gives N_(2)O . Statement-2 : The contaminant is NO which is removed by passing through ferrous sulphate solution

Statement-1 : Propane on photochlorination gives 2-chlro propane as major product. Statement-2 : 2^(@) carbocation is more stable than 1^(@) carbocation.

Statement-1 : The major product formed by the electrolysis of aqueous solution of Statement-2 : The product has C_(3) axis of symmetry.