19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Paper chromatography has following mobile and stationary phases respectively (Bihar CECE 2015)
An organic compound which produces a bluish green coloured flame on heating in presence of copper is (AIIMS 2014)
Camphor is purified by (Kerala PMT 2014)
In the Kjeldahl's method for estimation of nitrogen present in a soil sample, ammonia evolved from 0.75g of sample neutralised 10 mL of 1M H SO . The percentage of nitrogen in the soil is (CBSE AIPMT 2014)
Lassaigne's test is used in qualitative analysis to detect (UK PMT 2014)
In which among the following compounds presence of nitrogen cannot be detected by Lassaigne's method? (MHT CET 2014)
Polymer used in bullet proof glass is (RPMT 2010)
Which compound/set of compounds is used in the manufacture of nylon-6,6? (BVP 2010)
Which polymer is used for coating cookwares to make them non-sticky? (UP CPMT 2010)
Teflon is a polymer of (Guj CET 2010)
Arrange the following in increasing order of their intermolecular forces: Nylon-6, 6 (I), Buna-S (II), Polythene (III) (AMU 2010)
Which of the following type of forces are present in nylon-6, 6? (J&K CET 2010)
Which of the following structures represents neoprene polymer? (AIPMT 2010) (a) (b) (c) (d)
The condensation polymer among the following is (KCET 2009)
Which is an example of thermosetting polymer? (AFMC 2009)
Structures of some common polymers are given. Which one is not correctly presented? (AIPMT 2009)
In case of condensation of polymers (J&K CET 2008)
Which one of the following is a homopolymer? (Guj CET 2008)
Which one of the following statements is not true? (AIPMT 2008)
Which of the following is not a thermoplastic? (JCECE 2007)
Which of the following is not a synthetic rubber? (MP PMT 2007)
Three dimensional molecules with cross-links are formed in the case of a (AFMC 2007)
Which one of the following polymers is prepared by addition polymerisation? (NEET 2021)
Which of the following is a biodegradable polymer? (Manipal 2012)
Which of the following is a polymer? (AFMC 2012)