12. During what reaction upon heating, does one solid phase turninto another sol

Question

12. During what reaction upon heating, does one solid phase turninto another solid phase plus one liquid phase? a. Eutectic b. Eutectoid Peritectic d. Peritectoid 13. Which of the molecules shown on the right-hand side could DEFINITELY be Hw used to synthesize a thermoset polymer? a. Molecule A b. Molecule B c. Molecule C d. All three of them 14. What phase is formed from a diffusion-less reaction? a. Pearlite b. Martensite c, Lower Bainite d. Upper Bainite Liquid Liquid Liquid +x X 20 40% 60% 80% Y 15. Consider the binary phase diagram shown above for the two components X & Y. At temperature and composition 90%Y(labeled as point A what proportion of the system is in the liquid phase? a. 0% b. 339% 66% d. 759% e, 100%

Explanation / Answer

12. C

A peritectic reaction which is a isothermal reversible reaction where a solid phase transforms to a solid and liquid phase.

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