2. Decomposition Reaction 分解反应
A single compound breaks down into two or more simpler products.
由一种物质生成两种或两种以上其它的物质的反应。
Decomposition reaction is the opposite of a synthesis reaction.
分解反应是化合反应的逆过程。
3. Single Displacement Reaction 置换反应
In a single displacement reaction, a single element replaces (or displaces) another element in a compound.
一种单质与化合物反应生成另外一种单质和另一种化合物的反应。
replace cation 置换阳离子
4.Double Displacement Reaction 复分解反应
Exchange of positive ions between two compounds
交换两种化合物的阳离子。
Often result in the formation of a solid precipitate, gas or water
通常生成⼀种固体沉淀，气体或水。
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