Q. Denoting L as liquid and M as solid in a phase-diagram with the subscripts representing different phases, a eutectoid reaction is described by
A. M 1 → M 2 + M 3
B. L1 → M 1 + M 2
C. L1 + M 1 → M 2
D. M1 + M 2 → M 3
Ans: M 1 → M 2 + M 3
Q. Denoting L as liquid and M as solid in a phase-diagram with the subscripts representing different phases, a eutectoid reaction is described by
A. M 1 → M 2 + M 3
B. L1 → M 1 + M 2
C. L1 + M 1 → M 2
D. M1 + M 2 → M 3
Ans: M 1 → M 2 + M 3