ÌâÄ¿ÄÚÈÝ
ijУ»¯Ñ§È¤Ð¡×éµÄͬѧ×öÍê¡°¶þÑõ»¯Ì¼µÄÖÆÈ¡ºÍÐÔÖÊ¡±ÊµÑéºó£¬·ÏÒº¸×ÖÐÓдóÁ¿µÄÑÎËáºÍÂÈ»¯¸ÆµÄ»ìºÏÈÜÒº¡£ËûÃÇÈ¡Ò»¶¨Á¿·ÏÒº¸×ÖеÄÉϲãÇåÒºÓÚÉÕ±ÖУ¬²¢ÖðµÎ¼ÓÈëNa2CO3ÈÜÒºÖÁ¹ýÁ¿£¬Í¬Ê±¼Ç¼Á˵ÎÈëNa2CO3ÈÜÒºÖÊÁ¿£¨X£©ÓëijһÏà¹ØÁ¿£¨Y£©µÄ±ä»¯¹ØϵÈçͼËùʾ£¬ÏÂÁÐÅжÏÕýÈ·µÄÊÇ
A.ͼÖÐ×Ý×ø±ê£¨Y£©¿É±íʾÈÜÒºµÄÖÊÁ¿
B.BC¶ÎËù´¦ÈÜÒºµÄpHµÈÓÚ7
C.·´Ó¦½øÐе½Bµãʱ£¬ÈÜÒºÖеÄÈÜÖÊÊÇNaCl
D.ΪAB¶Î·¢Éú·´Ó¦µÄ»¯Ñ§·½³Ìʽ£º´ËʱÈÜÒºµÄÖÊÁ¿Öð½¥¼õÉÙ
ÏÂÁÐÊǶԳõÖÐËùѧ²¿·Ö»¯Ñ§ÖªÊ¶µÄ¹éÄÉ£¬ÆäÖÐÍêÈ«ÕýÈ·µÄÒ»×éÊÇ
A.Ãð»ðʵÀýÓëÔÀí | B.ʳƷÓ밲ȫ |
סլʧ»ðÓÃË®½½Ã𣺽µµÍ×Å»ðµã ÉÁÖ»ðÔÖÉèÖøôÀë´ø£º¸ôÀë¿ÉȼÎï | ëçÖÆʳƷ£ºÓÃÑÇÏõËáÄÆ º£ÏÊ·À¸¯£ºÓü×È©ÈÜÒº½þÅÝ |
C.»¯Ñ§ÓëÉú»î | D.»¯Ñ§Ó뽡¿µ |
Óú¬Ð¡ËÕ´òµÄ·¢½Í·Û±ºÖƸâµã ʹÓÃÎÞÁ×Ï´Ò·۱ÜÃâË®Ì帻ӪÑø»¯ | ά³ÖÉúÃü»î¶¯µÄ±¸ÓÃÄÜÔ´£ºµ°°×ÖÊ ÈËÌåµÄ΢Á¿ÔªËØ£ºCa¡¢Fe¡¢Zn¡¢Se¡¢I¡¢F |
A.A B.B C.C D.D
ÏÂͼÊÇÉú»îÖг£¼ûµÄÈýÖÖÎïÖÊ£¬Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨xÅÆÒÒ´¼ÈÜÒº£© | £¨xÅÆСËÕ´ò£© | £¨xÅƲ¹¸Æ¼Á£© |
£¨1£©ÒÒ´¼ÈÜÒºÖÐÈܼÁµÄ»¯Ñ§Ê½Îª_____¡£
£¨2£©±ê³öСËÕ´òÖÐ̼ԪËصĻ¯ºÏ¼Û_____¡£
£¨3£©²¹¸Æ¼ÁÖÐ̼Ëá¸ÆËùº¬ÑôÀë×ӵķûºÅΪ_____¡£