You can not see between opaque materials because light cannot pass through them.
<u>Answer</u>:-
Name of element = Lead
Symbol ♾ of Lead = Pb
Atomic no. = 82
Atomic mass = 207.2 amu
No. of protons = 82
No. of electrons = 82
Yes, lead(Pb) is a metallic element and certainly it has 6 electron shells which means 6 energy level.
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Answer:
its very simple ans we have 2 just multiply256
Answer:
Answer is D.it gains and loses electrons.
Explanation:
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