64 C
119) Elements are generally available in the earth's
crust. Which of the following is a man-made element that
is not available naturally in the earth's crust?
A) Uranium
B) Thorium
e) Nobelium
D) Molybdenum
Answers
Answered by
2
Answer:
I think it's Molybdenum
Answered by
1
Answer:
Nobelium is one of the 25 elements that have yet to be observed in a crystal structure. It is a synthetic element, which means it does not occur naturally on earth.
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