This is, the periodic table, noble gases stable...

Question 1

I am the only gas in my family and I have 8 electrons.

Accepted Answer

Oxygen

Question 2

I am a popular noble gas with only 2 valence electrons

Accepted Answer

Helium

Question 3

My element symbol is Au.

Accepted Answer

Gold

Question 4

I am the only liquid metal at room temperature on the PT.

Accepted Answer

Mercury

Question 5

Sodium has a symbol ______, and Sulfur has a symbol _______.

Accepted Answer

Na, S

Question 6

I am a gas at room temperature, a halogen family member, and I'm above a liquid element.

Accepted Answer

Chlorine

Question 7

I have four valence electrons and I am essential for all life on earth (and for pencils)

Accepted Answer

Carbon

Question 8

I have 3 energy levels and belong to the "alkali metals family."

Accepted Answer

Sodium

Question 9

I have a total of 14 neutrons. I also have 3 valence electrons.

Accepted Answer

Aluminum

Question 10

I belong to the same family as Sn and am also called a "metalloid."

Accepted Answer

Silicon

Question 11

I am a transition metal with 26 electrons and I am a key component in making steel.

Accepted Answer

Iron

Question 12

I have 20 electrons and four energy levels

Accepted Answer

Calcium

Question 13

I am one of the most reactive metals on the periodic table and I have four energy levels.

Accepted Answer

Potassium

Question 14

I am a member of the "alkaline earth metals" family. I also have 5 neutrons.

Accepted Answer

Beryllium

Questions 14