<span>Answer:
Anthracene is a solid polycyclic aromatic hydrocarbon (PAH) which has the formula as C14H10, consisting of three fused benzene rings. It is a component of coal tar. Anthracene is used in the production of the red dye alizarin and other dyes.</span>
<span>D. It shows that the electrons within an atom do not have sharp boundaries.</span>
Explanation:
The transuranium elements are produced by the capture of neutrons
<u>Hope</u><u> </u><u>it</u><u> </u><u>will</u><u> </u><u>help</u><u> </u><u>you</u>
Answer:
A. a system that can be affected by the outside environment, by an exchange of matter or energy
Answer:
francium
Explanation:
the atomic radius increases from top to bottom in a group, and decreases from left to right across a period.
