初三 第四章 地球矿物资源的开发和利用
Quiz
•
Science
•
1st Grade
•
Practice Problem
•
Medium
1213 (Ind)
Used 793+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
用于量度矿物被刮损的难易程度的性质是___________
光泽
硬度
解理
断口
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列物质能用于制造光导纤维的是____________。
钢
陶瓷
碳酸钙
二氧化硅
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
哪一个物质主要成分是氧化钙、强烈的吸水性、干燥剂是( )。
碳酸钙
生石灰
硅酸钠
熟石灰
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列叙述正确的是( )。
石灰石 生石灰 熟石灰中只用石灰石是建筑材料
所有的岩石都可以成为石灰石
碳酸盐都可以与盐酸反应生成二氧化碳
生石灰 熟石灰 石灰石中只有熟石灰能与二氧化碳反应
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列物质中主要成分不是二氧化硅的是( )。
硅胶
水晶
玛瑙
光导纤维
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列关于的说法,正确的是( )。
SiO2是制造光导纤维的重要材料
SiO2溶于水生成硅胶
SiO2 对应水化物酸性比碳酸强
SiO2 是酸性氧化物,不跟任何酸反应
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列哪一个物质主要成分不是硅酸盐?
陶瓷
大理石
玻璃
水泥
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