氢气与燃烧过程

氢气与燃烧过程

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Jennifer Brown

FREE Resource

3 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

氢气在宇宙中有什么特点?

无法燃烧

最复杂的元素

最简单和最广泛存在的元素

只存在于地球上

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

氢氧混合物的特性是什么?

既燃烧又爆炸

既不燃烧也不爆炸

只燃烧不爆炸

只爆炸不燃烧

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

氢气燃烧时火焰的颜色是由什么引起的?

氢气本身

氧气

肥皂溶液中的钠

氮气

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