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The element in period two group eighteen is neon.

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Which element is in group two period 4?

Ca or Calcium


What element is in period 2 and group 7?

Nitrogen. There are actually two periods classified as "5", more properly "V" (Roman numeral 5). VB, towards the left side of the Table, and VA, towards the right. In Group 2, there is no Period VB, only Period VA, which is nitrogen.


What two families does the element of calcium come from?

Two families ?? Calcium is an alkaline earth metal; located in group 2 and period 4 in the periodic table of Mendeleev.


What is the element in Period 4 that has two electrons in the p sublevel name?

The element in Period 4 that has two electrons in the p sublevel is germanium (Ge). It has the atomic number 32 and is located in group 14 of the periodic table. In its electron configuration, germanium has the outermost electrons in the 4s and 4p sublevels, with the 4p sublevel containing two electrons.


The period on the periodic table tells you what?

The group to which the element belongs and, therefore, its chemical properties.


What is helium's position on the periodic table?

In 18th group (zero group), 1st period. It is the first noble gas.


How many atoms of a Group 17 element would be needed to react with one atom of a Group 2 element Explain.?

Two of them. A group 2 element has two valency electrons whereas those in group 17 have 7. The latter need one electron to make an ionic bond so two of them can react with a single group 2 element.


How is the element alike in the group and the period on the periodic table?

FOR THE SIZEthe elements on the periodic tabledecreases across the periodand increases down the groupFOR THE ELECTRON DIFFERENCEFor the first 20 elementacross the period the difference between two closes element is +1 eletron or -1 eletrondown the group the difference between two closes element is +8 eletron or -8 eletron


How many syllables in eighteen?

The word eighteen has two syllables.


Is argon chlorine?

No, argon is a noble gas with the chemical symbol Ar, while chlorine is a nonmetallic element with the chemical symbol Cl. They are two distinct elements with different properties and characteristics.


Which element is in the first period and contains 18 elements?

The first period in which you'll find 18 elementSis the fourth (4th) period: going from 19-K (potassium) to 36-Kr (Krypton).Maybe this is the answer to the question you didn't ask but probably meant to ask.(It is impossible for one element to contain 18 elements, you see!)The element with 18 electrons in the 3rd period (= row) of the periodic table is ArgonIn the first period of the periodic table there are only two elements: H (1 eln.) and He (2 eln's) and have nothing to do with the number 18.


What is an element in group 2 of the periodic table?

Calcium, Magnesium, and Radium are all in group two of the periodic table.