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[理學(xué)]c3-group1-alkali-metals-文庫(kù)吧資料

2025-01-25 14:39本頁(yè)面
  

【正文】 Excellent reducing agents. NH4+ + e = NH3 + 189。mol1Flame reaction 焰色反應(yīng) 元 素 Li Na K Rb Cs Ca Sr Ba 顏 色 深紅 黃 紫 紅紫 藍(lán) 橙紅 深紅 綠波 長(zhǎng) / nm See also: RaynerDIC p248 Flame colorInteraction of alkali metals with ammoniaSolubility of alkali metal in ammonia (35℃ )堿 金 屬 元 素 M Li Na K Rb Cs 溶解度 / (mol C (why) The melt metal has larger surface.n LiOH is less soluble in water than NaOH. (why)(At 288K, vs. mol/L) The metal covered with hydroxide has smaller reaction Li+ has hydrated water molecules。(M+/M)(V) n Why Li is the most powerful reducing metal among the alkali metals?n Which one, Li or Na, reacts with water more vigorously? Why?The atypical property of lithiumSmaller radius results in higher hydration energyKiic factors determine the chemic
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