Hamad Impression Materials 27/07/2020 A. Zinc oxide-eugenol B. Reversible hydrocolloid C. Alginate D. Polysulphide rubber Related Mcqs: Which material is the most difficult to remove from the patients mouth ?A. Metallic oxide paste A. Silicone impression material B. Reversible hydrocolloid C. Impression plaster... Which of the following is used as surface hardener in Impression material ?A. 2% Potassium sulfate B. 0.2% Potassium sulfate C. 2% sodium sulfate D. 4% Potassium sulfate... Dustless alginate is produced by______________?A. Reducing the diatomaceous earth B. Adding heavy metal salts C. Coating with dihydric alcohol D. Altering the matrix... In reversible hydrocolloid the property by which the transformation from sol to gel and gel to sol is a function of the_____________?A. Concentration of filler and plasticizer B. Percentage composition by weight of water C. Concentration of potassium sulphate D. Temperature... The impression material used to record the prepared areas on abutment teeth is______________?A. High viscosity elastomeric impression material B. Medium viscosity elastomeric impression material C. Low viscosity elastomeric impression material D. None of the above...
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