La maldición del flogisto

La maldición del flogisto

Assessment

Interactive Video

Science, Chemistry, Physics

4th - 9th Grade

Hard

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FREE Resource

The video explores the historical development of chemistry theories, focusing on the phlogiston theory proposed by Johann Becker in 1667. This theory suggested that a substance called phlogiston was released during combustion. Despite its acceptance, it was incorrect. Henry Cavendish later isolated hydrogen but misunderstood it as phlogiston. Joseph Priestley isolated oxygen but did not recognize its significance due to the prevailing phlogiston theory. These discoveries highlight the evolution of chemical understanding and the impact of incorrect theories on scientific progress.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What did Priestley mistakenly believe about the gas he generated?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How did the theory of phlogiston mislead chemists in understanding elements?

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