ÓÉNa2O2¡¢Na2CO3¡¢NaHCO3¡¢NaClÖÐij¼¸ÖÖ×é³ÉµÄ»ìºÏÎÏòÆäÖмÓÈë×ãÁ¿µÄÑÎËáÓÐÆøÌå·Å³ö¡£½«ÆøÌåͨ¹ý×ãÁ¿µÄNaOHÈÜÒº£¬ÆøÌåÌå»ý¼õÉÙÒ»²¿·Ö¡£½«ÉÏÊö»ìºÏÎïÔÚ¿ÕÆøÖмÓÈÈ£¬ÓÐÆøÌå·Å³ö£¬ÏÂÁÐÅжÏÕýÈ·µÄÊÇ        

A£®»ìºÏÎïÖÐÒ»¶¨²»º¬ÓÐNa2CO3¡¢NaCl    

B£®»ìºÏÎïÖÐÒ»¶¨ÓÐNa2O2¡¢NaHCO3

C£®ÎÞ·¨È·¶¨»ìºÏÎïÖÐÊÇ·ñº¬ÓÐNaHCO3        

D£®»ìºÏÎïÖÐÒ»¶¨²»º¬Na2O2¡¢NaCl

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨NA±íʾ°¢·ü¼ÓµÂÂÞ³£ÊýµÄÖµ£©£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2010?½­Î÷Ä£Ä⣩ij¹ÌÌå»ìºÏÎïX¿ÉÄÜÓÉNa2O2¡¢Al2O3¡¢Fe2O3¡¢Cu¡¢SiO2ÖеÄÒ»ÖÖ»ò¼¸ÖÖÎïÖÊ×é³É£®ÎªÈ·¶¨XµÄ³É·Ö£¬½øÐÐÁËÈçÏÂÈý¸öÊÔÑ飮·ÖÎö²¢»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©ÓÉÊÔÑé¢Ù¿ÉµÃ³öµÄ½áÂÛΪ£º
»ìºÏÎïXÖÐÎÞNa2O2
»ìºÏÎïXÖÐÎÞNa2O2
£®
£¨2£©²½Öè¢ñËù·¢Éú·´Ó¦µÄÀë×Ó·½³ÌʽΪ£º
Fe2O3+6H+=2Fe3++3H2O
Fe2O3+6H+=2Fe3++3H2O
£¬
Cu+2Fe3+=2Fe2++Cu2+
Cu+2Fe3+=2Fe2++Cu2+
£®·´Ó¦¢òÉæ¼°¹ÌÌåÖÊÁ¿±ä»¯µÄ»¯Ñ§·½³ÌʽΪ£º
SiO2+2NaOH=Na2SiO3+H2O
SiO2+2NaOH=Na2SiO3+H2O
£®
£¨3£©Óɲ½Öè¢ó¿ÉµÃ³öµÄ½áÂÛΪ£º
»ìºÏÎïXÖÐÎÞAl2O3
»ìºÏÎïXÖÐÎÞAl2O3
£®
£¨4£©²½Öè¢ôËùµÃÀ¶É«ÈÜÒºÖÐÑôÀë×ÓΪ
H+¡¢Cu2+¡¢Fe2+
H+¡¢Cu2+¡¢Fe2+
£®
£¨5£©Ô­»ìºÏÎïÖи÷³É·ÖµÄÖÊÁ¿Ö®±ÈÊÇ
m£¨Fe2O3£©£ºm£¨Cu£©£ºm£¨SiO2£©=3.2£º3.2£º3.0
m£¨Fe2O3£©£ºm£¨Cu£©£ºm£¨SiO2£©=3.2£º3.2£º3.0
£®£¨²»±Ø¼ò»¯£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÓÉNa2O2¡¢Na2CO3¡¢NaHCO3¡¢NaClÖÐij¼¸ÖÖ×é³ÉµÄ»ìºÏÎÏòÆäÖмÓÈë×ãÁ¿µÄÑÎËáÓÐÆøÌå·Å³ö£®½«ÆøÌåͨ¹ý×ãÁ¿µÄNaOHÈÜÒº£¬ÆøÌåÌå»ý¼õÉÙÒ»²¿·Ö£®½«ÉÏÊö»ìºÏÎïÔÚ¿ÕÆøÖмÓÈÈ£¬ÓÐÆøÌå·Å³ö£¬ÏÂÁÐÅжÏÕýÈ·µÄÊÇ£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨NA±íʾ°¢·ü¼ÓµÂÂÞ³£ÊýµÄÖµ£©£¨¡¡¡¡£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

Èô½«2.3¿ËÄÆ¿ìÖÃÓÚ¹ýÁ¿O2ÖÐȼÉÕºó£¬Éú³ÉÁË3.6¿Ë¹ÌÌåÎïÖÊ£¬ÔòÏÂÁÐÍƶϺÏÀíµÄÊÇ£¨¡¡¡¡£©
A¡¢ÄÆÔÚȼÉÕÇ°ÒÑÓв¿·ÖÑõ»¯B¡¢Éú³ÉÎïÊÇÓÉNa2O2ºÍNa2O¹²Í¬×é³ÉC¡¢ÄÆÔÚȼÉÕǰδ±»Ñõ»¯D¡¢Éú³ÉÎïÖÐÖ»ÓÐNa2O2

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸