The term peritectic may be used loosely to mean all reactions in which two or more phases (gas, liquid,solid) react to form a new stable phase at a Liquid, P = 1 defined temperature Tp, the peritectic temperature. Usually, T Peritectic point the term is used to refer to the reaction of a liquid and solid Liquid + solid Na,K TLiquld + solid K Xíquid + solid Na state to form another stable solid state. A peritectoid reaction ba happens when two solid phases react to form a new solid Solid Solid K + Na,K Na,K + Na phase. A P = 2 P = 2 NagK Na K Activity 1 – 7 1. From the phase diagram shown above, explain what happens during cooling following the a1-a3 and b¡-b4 isopleths. 2. How many degrees of freedom are there at the peritectic point? 3. Explain why at the peritectic temperature the reaction is referred to show incongruent melting. 4. From the phase diagram, identify the peritectic and peritectoid reactions. Write the reactions.

The term peritectic may be used loosely to mean all reactions in which two or more phases (gas, liquid,solid) react to form a new stable phase at a Liquid, P = 1 defined temperature Tp, the peritectic temperature. Usually, T Peritectic point the term is used to refer to the reaction of a liquid and solid Liquid + solid Na,K TLiquld + solid K Xíquid + solid Na state to form another stable solid state. A peritectoid reaction ba happens when two solid phases react to form a new solid Solid Solid K + Na,K Na,K + Na phase. A P = 2 P = 2 NagK Na K Activity 1 – 7 1. From the phase diagram shown above, explain what happens during cooling following the a1-a3 and b¡-b4 isopleths. 2. How many degrees of freedom are there at the peritectic point? 3. Explain why at the peritectic temperature the reaction is referred to show incongruent melting. 4. From the phase diagram, identify the peritectic and peritectoid reactions. Write the reactions.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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