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The fourth colom from the left.

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Which element are not noble gases?

Elements such as oxygen, hydrogen, carbon, and nitrogen are not noble gases. These elements are found in different groups of the periodic table and have varying chemical properties compared to the noble gases.


Which side of the periodic table oxidizes?

If you go all the way to the right side of the periodic table you get to the noble gases, which don't oxidize, but just before that, on the right but not all the way to the right, are the oxidizing elements such as oxygen. Metals are on the left.


Which of the trends mentioned in this section generally and steadily increase as you go from left to right and bottom to top on the periodic table and ignore the noble gases?

Electronegativity, for an important trend.


Examples of light and heavy gases on the periodic table?

Light gases on the periodic table include hydrogen (H) and helium (He), which have low atomic masses and are found in the first two groups of the table. Heavy gases include xenon (Xe) and radon (Rn) which have higher atomic masses and are found towards the bottom of the table in group 18.


Inert elements occupy what column on the periodic table?

They occupy the far right side of the periodic table which is column 18, they are called noble gases and there is 6 types:Helium / He / 2Neon / Ne / 10Argon / Ar / 18Krypton / Kr / 36Xenon / Xe / 54Radon / Rn / 86Column 18, the most far right one: He, Ne, ...etc...., Rn


Which noble gas is the most reactive?

Neon is the least then helium is the second leastThe noble gases make a group of chemical elements with similar properties: under standard conditions, they are all odorless, colorless, monatomic gases with very low chemical reactivity. The six noble gases that occur naturally are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and the radioactive radon (Rn).


What do the nonmetals and the noble gases have in common?

Since both of them are in the periodic table, there must be a common thing in them. Like, for example, boys and girls are humans! Just kidding! The answer is: both classify elements! There u go guys!


Which of the regions shown on the periodic table contains mostly elements that are gases at room temperature?

The region containing mostly elements that are gases at room temperature is the rightmost column, known as the noble gases or Group 18. These elements have full outer electron shells, making them stable and non-reactive, which allows them to exist as gases at room temperature.


What happens to the reactivity of noble gases as you go down the periodic table?

Firstly noble gases are very unreactive. There are no known compounds of helium or neon, the first two members group 18. There is a compound reported for Ar but it is very reactive. Krypton has some compounds again these are reactive. More compounds of Xenon are known. Radon is pretty well ignored, its radioactive. You could extrapolate a trend- they get more reactive as you go down the group.


What was the most important step in the development of the periodic table?

The most important step taken by Mendeleev in developing the periodic table of elements was the realization that chemical properties come in a repeating pattern, as elements get heavier. They go from metals to nonmetals to noble gases, and then back to metals.


How many electron shielding layers do noble gasses have?

Noble gases have 8 electron shielding layers. This is because noble gases have a full outer electron shell, so they have filled all available energy levels up to the 8th shell, leading to 8 electron shielding layers.


Which elements has the highest ionization energy?

Helium (He) has the highest ionization energy, then Neon (Ne) Ionization energy increases as you go across a period from left to right. Ionization energy decreases as you go down a group. Therefore, elements in the upper right of the periodic table have the highest ionization energy.