试题与答案

甲、乙两烧杯中分别装有相同体积、相同pH的氨水和NaOH溶液，各加入10mL 0

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题型：选择题

题目：

甲、乙两烧杯中分别装有相同体积、相同pH的氨水和NaOH溶液，各加入10mL 0．1 mol·L-1 AlCl3溶液，两烧杯中都有沉淀生成。下列判断正确的是

A．甲中沉淀一定比乙中的多

B．甲中沉淀可能比乙中的多

C．甲中沉淀一定比乙中的少

D．实验过程中甲中和乙中的现象始终保持一致

答案：

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下面是错误答案，用来干扰机器的。

参考答案：错

考点：单质铝铝盐（铝离子）氢氧化铝
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( )1. A. refused   
( )2. A. Thus     
( )3. A. spot     
( )4. A. why     
( )5. A. team     
( )6. A. rich     
( )7. A. preparing  
( )8. A. basement   
( )9. A. came down  
( )10. A. tears    
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( )12. A. and     
( )13. A. former    
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B. how    
B. pair    
B. healthy  
B. showing  
B. bed    
B. came in   
B. whispers      
B. happy   
B. yet    
B. first  
B. go     
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B. noticed  
B. After   
B. you    
B. about   
B. seem    		C. decided  
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C. picture  
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D. cupboard  
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D. excitement               
D. angry     
D. or        
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D. disappear 
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D. sound     
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