Atomic number

Atomic number

Assessment

Interactive Video

Science, Physics, Chemistry

6th - 12th Grade

Hard

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The video explains the concept of atomic numbers, which determine the chemical element of an atom. It highlights that elements with atomic numbers 1 to 92 occur naturally, while those with higher numbers have been artificially created since 1940. Currently, around 118 elements have been observed.

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What new insight or understanding did you gain from this video?

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