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Extraction of Metals Quiz

Authored by Devang Pandya

Chemistry

9th Grade

Used 2+ times

Extraction of Metals Quiz
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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?

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?

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