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In the question, two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements. Statement I: No plastics are polymers. Statement II: Some rubbers are plastics. Conclusion I: Some polymers are rubbers. Conclusion II: All rubbers are polymers.
Which of the following properties of polyurethane rubbers is incorrect as compared to other rubbers?
A strip of filter paper dissolved in ethereal solution containing p-dimethylamino benzaldehyde and hydroquinone and then moistened with a 30% solution of trichloroacetic acid in isopropanol produces blue-violet colour in the presence of pyrolytic vapours of rubbers A and B. Which of the following pair represent rubbers A and B?
Which one of the following conditions does not resemble to hot nitrile rubbers?
EPDM Rubber is generally used for:
What approx proportion of third diene monomer is added to produce EPDM rubber?
P, Q, R, S, T and U are six persons who have different mobiles - Nokia, Vivo, Oppo, Samsung, Apple and Jio (but not necessarily in the same order). P does not have Apple mobile. U does not have Oppo nor Vivo mobile. T has a Nokia mobile. R does not have Oppo nor Apple mobile. Q does not have Samsung nor Oppo mobile. P does not have Oppo nor Jio mobile. U does not have Jio nor Apple mobile. Which of the following combinations is correct?
Which of the following properties does not correspond to butyl rubbers?
Which of the following does not give positive weber test of rubbers?
Which of the following is used as curing agent for acrylate rubbers?