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发表于 2023-3-1 17:57:06
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本帖最后由 entropy 于 2023-3-1 18:02 编辑
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alkaline 对应名词 alkali
0 I" M: }$ W1 ^3 C* _2 [basic 对应名词 base
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2 f) l$ V6 `0 G3 H/ rThe terms "base" and "alkali" are often used interchangeably, particularly outside the context of chemistry and chemical engineering.
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, f1 |' o' _, }: G" ]( |& yThere are various, more specific definitions for the concept of an alkali. Alkalis are usually defined as a subset of the bases. One of two subsets is commonly chosen.
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$ e5 G6 p D' T' G. g1. A basic salt of an alkali metal or alkaline earth metal[2] (this includes Mg(OH)2 (magnesium hydroxide) but excludes NH3 (ammonia)).& C/ b o" O' D7 S5 I$ v) F( |) {# T
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2. Any base that is soluble in water and forms hydroxide ions[3][4] or the solution of a base in water.[5] (This includes both Mg(OH)2 and NH3, which forms NH4OH.)
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, V0 r- c0 h- a5 T% O' f7 ybase 是怎么定义的呢?自己看书去。 |
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