å®éªæ¹æ³
å¨æ´åçè¯ç®¡éå å
¥1mL2%çç¡é
¸é¶æº¶æ¶²ï¼ç¶åä¸è¾¹æå¨è¯ç®¡ï¼ä¸è¾¹éæ»´æ»´å
¥2%çç¨æ°¨æ°´ï¼ç´å°æå产ççæ²æ·æ°å¥½æº¶è§£ä¸ºæ¢ï¼è¿æ¶å¾å°ç溶液å«é¶æ°¨æº¶æ¶²).
ä¹éçé¶éååºï¼åæ»´å
¥3æ»´ä¹éï¼æ¯è¡åæè¯ç®¡æ¾å¨çæ°´ä¸æ¸©çãä¸ä¹
å¯ä»¥çå°ï¼è¯ç®¡å
å£ä¸éçä¸å±å
亮å¦éçéå±é¶ãï¼å¨æ¤è¿ç¨ä¸ï¼ä¸è¦æå¨è¯ç®¡ï¼å¦ååªä¼çå°é»è²æ²æ·èæ é¶éãï¼
è¡èç³çé¶éååºï¼æ»´å
¥ä¸æ»´ç®¡çè¡èç³æº¶æ¶²ï¼æ¯è¡åæè¯ç®¡æ¾å¨çæ°´ä¸æ¸©çãä¸ä¹
å¯ä»¥çå°ï¼è¯ç®¡å
å£ä¸éçä¸å±å
亮å¦éçéå±é¶ã
ååºæ¬è´¨
è¿ä¸ªååºéï¼ç¡é
¸é¶ä¸æ°¨æ°´çæçé¶æ°¨æº¶æ¶²ä¸å«æ氢氧åäºæ°¨åé¶ï¼è¿æ¯ä¸ç§å¼±æ°§ååï¼å®è½æä¹éæ°§åæä¹é
¸ï¼ä¹é
¸åä¸çæçæ°¨æ°ååºçæä¹é
¸éµï¼èé¶ç¦»å被è¿åæéå±é¶ã
å®éªç°è±¡
è¿åçæçé¶éçå¨è¯ç®¡å£ä¸ï¼å½¢æé¶éï¼è¿ä¸ªååºå«é¶éååºã
é¶éååºçç°è±¡
ååºæ¹ç¨å¼
CH3CHO+2Ag(NH3)2OHâï¼æ°´æµ´â³ï¼CH3COONH4+2Agâ+3NH3+H2O
å¤æ³¨ï¼
åçæ¯é¶æ°¨æº¶æ¶²ç弱氧åæ§ã
æ¬è¯éªå¯ä»¥ä½¿ç¨å
¶ä»æè¿åæ§çç©è´¨ä»£æ¿ä¹éï¼ä¾å¦è¡èç³ï¼ä¸ä¹éç¸ä¼¼ï¼ä¹æéåºï¼çã
ç²éï¼å¯çä½æ两个éåºï¼çè¯è¢«æ°§åæ碳é
¸éµï¼NH4ï¼2CO3ã
ååºæ¡ä»¶
碱æ§æ¡ä»¶ä¸ï¼æ°´æµ´å çï¼
1.ç²éãä¹éãä¹äºéççåç§éç±» å³å«æéåºï¼æ¯å¦åç§éï¼ä»¥åç²é
¸æé
¯ç)
2.ç²é
¸åå
¶çï¼å¦HCOOHãHCOONaçç
3.ç²é
¸é
¯ï¼å¦ç²é
¸ä¹é
¯HCOOC2H5ãç²é
¸ä¸é
¯HCOOC3H7çç
4.è¡èç³ã麦è½ç³çååä¸å«éåºçç³
æ¸
æ´æ¹æ³
å¯ä»¥ç¨ç¡é
¸æ¥æ¸
æ´è¯ç®¡å
çé¶é,ç¡é
¸å¯ä»¥æ°§åé¶ï¼çæç¡é
¸é¶ï¼ä¸æ°§åæ°®åæ°´
å·¥ä¸åºç¨
主è¦ç¨äºå¶éå·¥ä¸ï¼åæ¶ç¨äºå¨å·¥ä¸å®éªå®¤ä¸çææºç©åæçæµåº¦é´å«
é
å¶é¶æ°¨æº¶æ¶²çåå¦æ¹ç¨å¼æ¯
AgNO3 + NH3·H2O === NH4NO3 + AgOH
2AgOH === Ag2O + H2O
Ag2O + 4NH3 + H2O === 2[Agï¼NH3ï¼2]OH
çæé¶éçåå¦æ¹ç¨å¼æ¯
RCHO + 2[Agï¼NH3ï¼2]OH === RCOONH4 + 2Ag â + 3NH3 + H2O
温馨提示:答案为网友推荐,仅供参考