GUJCET Polymers — practice questions
27 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice GUJCET Polymers in the app →The modern periodic law states that the physical and chemical properties of elements are periodic functions ofElements of the modern periodic table are classified into how many blocks based on the differentiating electroAcross a period from left to right, the atomic radius generally:Which element has the highest first ionization energy in period 2?Which of the following arrangements is in correct order of increasing electronegativity (Pauling scale)?The element with electronic configuration $1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^{10} 4p^3$ belongs to which group The repeating structural unit in a polymer is called:Natural rubber is a polymer of:PVC (polyvinyl chloride) is obtained from:Refer to the reaction scheme:
TheTeflon is a polymer of:Buna-N is a copolymer of:A polymer that softens on heating and hardens on cooling reversibly is called:Refer to the polymer scheme:
FurtPMMA (Plexiglas / Lucite) is made from:According to VSEPR theory, the shape of a molecule is determined byThe hybridisation of carbon in methane (CH₄) isWhich molecule is non-polar despite having polar bonds?The bond order of the oxygen molecule O₂ (by molecular orbital theory) isA coordinate (dative) bond differs from a normal covalent bond in thatWhich species has sp hybridisation on the central atom?As bond order increases, bond lengthAn ionic bond forms byThe shape of NH₃ is pyramidal rather than planar becauseWhich has the highest dipole moment?Among the following, which is paramagnetic?Formal charge on an atom =