Cross linking in denture base resin is contributed by_____________?

Related Mcqs:

1. Denture acrylics contain cross-linking agents mainly to improve their_____________?

   A. Internal color B. Tissue compability C. Surface hardness D. Craze resistance...

2. Insufficient closure of the flasks during packing of denture base resin can result in_____________?

   A. Poor colour stability B. Less polymerization shrinkage C. Increase in vertical dimension D. Decrease in vertical dimension...

3. Insufficient closure of the flasks during packing of denture base resin can result in_____________?

   A. Poor colour stability B. Less polymerization shrinkage C. Increase in vertical dimension D. Decrease in vertical dimension...

4. Along with polymerisation shrinkage, one of the major disadvantages of polymethyl methacrylate as denture base resin are its poor_____________?

   A. Biological properties B. Thermal properties C. Mechanical properties D. Esthetic properties...

5. The cross linking agent of polysulphide rubber base impression material is______________?

   A. Aromatic sulfonate esters B. Stannous octate C. Platinum salt catalyst D. Lead dioxide...

6. If resin is packed in sandy stage what will be seen in the processed denture ?

   A. Distortion B. Porosity C. Inhomogeneous colour D. Increased strength...

7. If resin is packed in sandy stage what will be seen in the processed denture ?

   A. Distortion B. Porosity C. Inhomogeneous colour D. Increased strength...

8. One of the claims for the superiority composite resin restoration over silicate cement restorations is that the resin restorations_____________?

   A. Prevent galvanic action B. Are practically insoluble in oral fluids C. Adapt to the walls of the cavity better D. Have a higher coefficient of thermal expansion...

9. 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...

10. In heat cure denture base acrylic resins the monomer is___________?

    1. Methacrylate 2. Ethylmethacrylate 3. Methyl ethyl methacrylate 4. Polymethylmethacrylate...