Hamad Restorative Resins 07/06/2021 A. Covalent bonds B. sonic bonds C. Vander Wall’s Forces D. Hydrogen Bonds Related Mcqs: Acrylic (cold cure)______________?A. Melts at 100°C B. Softens at 100°C C. Still requires heat for polymerization D. Produces heat during polymerization... Which of the following procedure is indicated to produce cross-linking in the polymerization of linear chains of acrylic_______________?A. Addition of grain refining agents B. Addition of difunctional monomers C. Increasing the amount of heat required for linear polymerization D. Incorporation of terminating agents... The % of free monomer in a heat – cured acrylic resin is_______________?A. 3% to 5% B. 8% to 10% C. 0.2% to 0.5% D. 0.6% to 0.8%... During polymerisation of acrylic resin, above what temperature benzoyl peroxide form freeradicals_______________?A. 25°C B. 37°C C. 50°C D. 60°C... To cure a heat cure resin, a proper heating cycle is necessary_____________?A. To prevent the porosity B. To prevent warpage C. To prevent volume expansion D. All of the above...
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