2£®ÒÑÖªMg₂C₃µÄ½á¹¹ÓëCaC₂µÄ½á¹¹ÏàËÆ¡£Óɴ˿ɶ϶¨Mg₂C₃ÓëË®·´Ó¦µÄ²úÎïÊÇ£¨    £©

A£®Mg(OH)₂ºÍCH≡CH                  B£®MgOºÍCH≡CH

C£®Mg(OH)₂ºÍCH₃CH£½CH₂           D£®Mg(OH)₂ºÍCH₃C≡CH

3£®ÏÂÁÐʵÑéÄÜ»ñµÃ³É¹¦µÄÊÇ£¨    £©

A£®ÖÆÈ¡äå±½£ºÌúм¡¢äåË®¡¢±½

B£®Òª¼ìÑé±´úÌþÖеıËØÔ­×Ó£¬¿ÉÏòÆäÈÜÒºÖмÓÈëAgNO₃ÈÜÒº

C£®±½·ÓÓÐËáÐÔ£¬¿Éʹ×ÏɫʯÈï±äºì

D£®ÓÃäåË®¿É¼ø±ð±½¡¢CCl₄¡¢±½ÒÒÏ©