
Extraction of Metals Quiz
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Hard
Devang Pandya
Used 2+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
什么是矿石?
金属与氧气反应形成的化合物
一种天然存在的固体材料,可以从中有利可图地提取金属
比碳更活泼的金属
一种金属氧化物
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪种金属可以通过碳还原提取?
铝
铜
钠
钾
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
金属与氧气反应时形成什么?
金属碳酸盐
金属硫化物
金属氧化物
金属氯化物
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪项是碳还原氧化铅的正确方程式?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪种工艺用于提取比碳更活泼的金属?
用碳还原
电解
蒸馏
过滤
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
碳在从金属氧化物中提取金属的过程中起什么作用?
它氧化金属
它从金属氧化物中去除氧气
它给金属添加氧气
它作为催化剂
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪种金属不能通过碳还原法提取?
锌
铁
铅
镁
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