Periodic Table

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erties, known as the periodic law. This arrangement is known as the periodic table, where elements with similar properties are placed in the same column. The periodic table helps to predict an element's properties based on its position.

The noble gases, also known as Group 18 or Group 0 elements, are found in the far right column of the periodic table. They are known for their high stability due to having a full outer electron shell, making them unreactive under normal conditions.

The second group in the periodic table is called the alkaline earth metals. These elements include beryllium, magnesium, calcium, strontium, barium, and radium. They share similar chemical properties such as reactivity and the ability to form ionic compounds with other elements.

Boron has a larger ionization energy than nitrogen. Nitrogen has a smaller atomic size compared to boron, resulting in stronger nuclear attraction for its electrons, making it more difficult to remove an electron from a nitrogen atom than from a boron atom.

Tc (technetium) and Ni (nickel) are both transition metals. They are located in the d-block of the periodic table and have similar metallic properties such as high electrical conductivity and malleability. Technetium and nickel also have multiple oxidation states due to their partially filled d-orbitals.

Lead is commonly used in weights for fishing. It is dense, easily moldable, and can be shaped into various forms to suit different fishing techniques and conditions. Lead sinkers are effective in helping anglers reach desired depths and improve casting distance.

Helium is a nonreactive element that was discovered as a pure element. It is a noble gas with a full outer electron shell, making it stable and unreactive with other elements.

To change a horizontal table to a vertical table, you can transpose the table so that the rows become columns and the columns become rows. This can be done manually by copying the data and rearranging it or by using spreadsheet software that offers a transpose function.

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Bi is the symbol for the chemical element 'Bismuth'.

Actually, it stands for the number of electrons. Then, in a neutral atom, number of protons are equal to the electrons. So this statement is correct.

Some common nicknames for technetium are "Tc" and "Tech."

Lead is an element---Go to http://en.wikipedia.org/ and look up lead---Natural or Synthetic is irrelevant when you're talking about elements. (If you don't know what I'm talking about, then maybe you ought to also read the wikipedia article on Chemical Element.)

When an element in Group IIA (such as calcium or magnesium) reacts with an element in VIIA (such as fluorine or chlorine), they form ionic compounds. The Group IIA element will lose electrons to the Group VIIA element, creating ions with opposite charges that attract each other to form a stable compound. These ionic compounds are typically white solids at room temperature.

The basic character of alkali metals increases down the group because as you move down the group, the atomic size increases and the outermost electron is further away from the nucleus. This results in a weaker hold on the outermost electron, making it easier for the metal to lose it and exhibit basic properties.

Hydrogen is the least massive element. It is found in group 1, period 1 on the periodic table.

No, elements in the periodic table are arranged by their atomic number and electron configuration, not their physical properties. However, elements in the same group tend to have similar physical properties due to their similar electron configurations.

The only metal that is liquid (Room temperature is considered to be 200C by chemists.) is mercury it is in group 12 of the periodic table and is a transition metal. Gallium melts at just under 300C so on a hot day it is also liquid.

You can find gases being used or produced in various industrial sectors such as oil and gas, manufacturing, agriculture, and healthcare. For example, in the oil and gas industry, gases are used for drilling operations and in the manufacturing sector, they are used for welding. In agriculture, gases are used in greenhouses for plant growth, and in healthcare, they are used for anesthesia and sterilization.

In the periodic table of the elements there are 7 periods and 18 groups. The rows are called periods and columns are called groups. You may be getting confused by the lanthanides and actinides. These groups of elements are found in two rows at the bottom and seem to not be a part of the table. However, if you find and extended version of the table you will see that, technically, these two rows belong in Periods 6 and 7.

Elements to the right of the periodic table have smaller radii due to increased effective nuclear charge, which attracts the electrons closer to the nucleus. This results in a greater pull on the outer electrons and smaller atomic radii overall.

The symbols on the periodic table represent the different elements. Each symbol is a unique abbreviation for the element's name. These symbols are used to organize and identify the various elements based on their atomic structure and properties.

Very reactive metals are found in Group 1 (alkali metals) and Group 17 (halogens) of the periodic table.

The noble gas configuration for Cobalt (Co) is [Ar] 3d7 4s2.