Science, asked by pranshudupadhyay, 4 months ago

of the 92 naturally occurring elements less than 20 are non metals

Answers

Answered by snighdashreya42

0

Explanation:

It used to be believed that of the first 92 elements on the periodic table (1 is hydrogen and 92 is uranium) that 90 elements occur naturally. Technetium (atomic number 43) and promethium (atomic number 61) were synthesized by man before they were identified in nature.

Answered by samarthmahala7

1

Answer:

sorry

Explanation:

sorry i didn't now the answer

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