1£®ÏÂÁйý³ÌÒ»¶¨°üº¬»¯Ñ§±ä»¯µÄÊÇ£¨¡¡¡¡£©

A£®ÂÖÌ¥±¬Õ¨               B£®ÇåÏ´Ê߲ˠ        C£®Õ¥¸ÊÕáÖ­        D£®À¯ÖòȼÉÕ

2£®ÏÂÁÐÁ£×ÓÖв»ÄÜÖ±½Ó¹¹³ÉÎïÖʵÄÊÇ£¨¡¡¡¡£©

A£®ºËÍâµç×Ó               B£®Ô­×Ó                C£®·Ö×Ó               D£®Àë×Ó

3£®ÏÂÁÐÎïÖÊÖУ¬ÊôÓÚÑõ»¯ÎïµÄÊÇ£¨¡¡¡¡£©

A£®NaCl                      B£®CaO                C£®NaOH             D£®H₂SO₄