<h2> <em><u>•</u></em><em><u> </u></em><em><u>a.</u></em><em><u>)</u></em> <em><u>lithium </u></em></h2>
<h2><em><u>hope</u></em><em><u> it</u></em><em><u> helps</u></em></h2>
Answer:
C. polarity
Explanation:
Water is polar that is why it is a universal solvent.
Copper is current voltage above 40 or 200 . copper useful for motor and some medicine
One major characteristic they have in common is they are metals.
Answer:
Chlorine
Explanation:
Hello.
In this case, for the given elements, we are able to know that oxygen has 6 valence electrons, chlorine 7, nitrogen 5 and neon 8, therefore neon is not able to react as it already has 8 valence electrons. Besides, the element having the most valence electrons is chlorine and its reaction with hydrogen forms hydrogen chloride as shown below:

Therefore, the required element is chlorine.
Regards.