问题
填空题
(4分)(1) 系统命名法命名:
(2)由甲苯为原料,制取烈性炸药(TNT)的化学方程式:
答案
(4分)(1)2,3-二甲基-4-乙基辛烷(2)略
(4分)(1) 系统命名法命名:
(2)由甲苯为原料,制取烈性炸药(TNT)的化学方程式:
(4分)(1)2,3-二甲基-4-乙基辛烷(2)略
根据情景,选择正确的词填空。 | |
2. ______________ colour are the doors? They are yellow. 3. ______________ is that woman? She's our English teacher. 4. ______________ is the sofa? It's ¥2, 000. 5. ______________ are my glasses? They're on the fridge. |