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Questions and Answers
What is the composition of the powder component of glass ionomer?
What is the composition of the powder component of glass ionomer?
- Strontium chloride, barium sulfate, fluoride
- Sodium chloride, potassium nitrate, magnesium oxide
- Calcium fluro alumino silicate glass, silica, alumina, aluminum fluoride, calcium fluoride, sodium fluoride, aluminum phosphate (correct)
- Calcium carbonate, aluminum sulfate, silica
Who introduced the tooth colored material, glass ionomer?
Who introduced the tooth colored material, glass ionomer?
- Lee & Robinson
- Smith & Johnson
- Brown & Miller
- Wilson & Kent (correct)
What is the setting reaction of glass ionomer based on?
What is the setting reaction of glass ionomer based on?
- Precipitation reaction
- Acid base reaction (correct)
- Hydrolysis reaction
- Oxidation reduction reaction
What is the function of tartaric acid in glass ionomer?
What is the function of tartaric acid in glass ionomer?
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What is the role of fluoride in the powder component of glass ionomer?
What is the role of fluoride in the powder component of glass ionomer?
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