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Artyom0805 [142]
3 years ago
12

Why did scientists try to make "periodic tables" in the first place?

History
1 answer:
alexira [117]3 years ago
4 0
Realised that the physical and chemical properties of elements were related to their atomic mass in a 'periodic' way, and arranged them so that groups of elements with similar properties fell into vertical columns in his table.
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These demonstrations began with small student associations, then different groups joined, which included religious, mothers of soldiers, veterans, hippies, and human rights organizations, managing to join more than 500,000 people who marched in 1967 to Washington to demand the finished of the war that was going on in Vietnam.

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<em>I hope this information can help you.</em>

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