Halogens
Of the non-metals, are Halogens the most active or non-active?
Most active
Can noble gases appear colorful?
Yes. Noble gases can appear colorful when they are excited.
Are the metalloids on the Periodic Table in the formation of a horizontal, vertical, or diagonal line?
Diagonal line
Soft
What group are Alkaline Earth Metals?
Group 2
What group are Halogens?
Group 17
How many valence electrons do Noble Gases have?
8 valence electrons
What groups are metalloids found on?
Groups 13-16
How are Alkali Metals found in nature?
Found in nature as compounds.
Harder, stronger, and denser than Alkali Metals
What do Halogens gain one electron to make?
What group are Noble Gases?
Noble Gases are Group 18
What does it mean to be a semi-conductor?
Semi-conductor = can carry an electrical charge under special conditions
How many valence electrons do all Alkali Metals have?
1 valence electron
How many valence electrons do all Alkaline Earth Metals have?
2 valence electrons
Halogens react with metals to form _____
Halogens react with metals to form salt.
Why are Noble Gases considered Non-reactive?
What element seems like it would be a metalloid because it is on the diagonal line of the rest of the metalloids, but isn't?
Aluminum
What element is in the same group as the other Alkali Metals, but is not an Alkali Metal?
Hydrogen
What's an example of an Alkaline Metal?
Be, Mg, Ca, Sr, Ba, Ra
How many electrons short are Halogens of stable noble gas notation.
1 electron short
Helium has a different amount of electrons than the rest of the Noble Gases. How many valence electrons does Helium have?
Helium has 2 valence electrons.
Are most metalloids solids, liquids, or gases at room temperature?
What group of non-metals do Alkali Metals react strongly with?
Halogens
Are Alkaline Metals found as free elements?
No. They are found in compounds.