Consider the following statements: In a binary phase diagram
1. The freezing point of the alloy is minimum.
2. Eutectic mixture solidifies at a constant temperature like pure metal
3. Eutectic reaction is irreversible 4. at eutectic temperature, liquid of two metals will change into two solids Which of the above statements are correct?
(a) 1, 2 and 3 only (b) 1, 3 and 4 only
(c) 1, 2 and 4 only (d) 1, 2, 3 and 4