在化学变化中，会发生变化的是

题干

在化学变化中，会发生变化的是（）

A：质子数

B：中子数

C：电子数

D：质量数

上一题下一题 0.0难度选择题更新时间:2018-02-14 06:26:58

C

MOVIE GUIDE THURSDAY
Rush Hour 15:00 23:00		My Life as Mcdull 9:00 13:00
①Action Movie Do you like Jackie Chan? Rush Hour is another movie of his. It’s so exciting. Come and have fun!		②Cartoon Mcdull is a little pig. He’s kind of silly but he’s very cute. Do you want to enjoy happiness with him? Be sure to watch it!
Mr. Bean 11:00 19:00		Harry Potter Ⅲ 17:00 21:00
③Comedy Rowan is a great actor. His movie Mr. Bean is coming. It’s very funny. Don’t miss it!		④Science Fiction Harry Potter has been in the wizardry school (魔法学校) for three years. He begins a new life. How is everything going?