问题
选择题
下列物质中既能与NaOH溶液反应，又能与盐酸反应产生氢气是 ( )
A． Mg
B． Cl2
C． Si
D．Al
答案
答案：D
既能与NaOH溶液反应，又能与盐酸反应产生氢气；该物质具有金属性和非金属性，只有铝可以。
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下列物质中既能与NaOH溶液反应，又能与盐酸反应产生氢气是 ( )
A． Mg
B． Cl2
C． Si
D．Al
答案：D
既能与NaOH溶液反应，又能与盐酸反应产生氢气；该物质具有金属性和非金属性，只有铝可以。
| 从右边选出下列句子相对应的答语 | |
| ( )1. Does her father like oranges? ( )2. Does your sister like ice cream? ( )3. What do you like to have for lunch? ( )4. Do you like Chinese? ( )5. Do they like apples? ( )6. Where are the apples? ( )7. Is the tomato green? ( )8. What color is the banana? ( )9. Let's have some salad. ( )10. Please have some chicken. | A. Yes, I do. B. No, it isn't. It's red. C. In the basket. D. No, they don't. E. It's yellow. F. That sounds good. G. I like French fries. H. Yes, she does. I. No, he doesn't. J. Thank you. |