Physics, asked by mohdali321456pb1gun, 1 year ago

collect the information about the symbols atomic weight of first 50 elements in the periodic table and write a report


mohdali321456pb1gun: write the elements and objective of them

Answers

Answered by rishipatel71
2
here is your answer
and report u explain like this if the atomic number is not there for an element it is not possible to find elements and the symbols will also play a major role of an element identity and soo onnn

hope helps u of it mark it as brainlist.

The periodic table is said to be the most important part of chemistry as it makes it. All the elements are arranged in an informative order. They are positioned in the order from left to right and also top to bottom in an increasing order of their atomic numbers. This order coincides with the increase in their atomic mass.

Every chemical element consists of a particular atomic number illustrating number of protons present within the nucleus. Most of the elements are isotopes. They are grouped under a single element, and they are never separated in the table.

The table below consists of 118 elements of periodic table, sorted by atomic number, atomic weight, symbols, density, discovered year and the group.

Atomic NoAtomic MassChemical Element NameSymbolDiscovery (Year)Group11.0079HydrogenH1776124.0026HeliumHe18951836.941LithiumLi1817149.0122BerylliumBe17972510.811BoronB180813612.0107CarbonCAncient14714.0067NitrogenN177215815.9994OxygenO177416918.9984FluorineF1886171020.1797NeonNe1898181122.9897SodiumNa180711224.305MagnesiumMg175521326.9815AluminumAl1825131428.0855SiliconSi1824141530.9738PhosphorusP1669151632.065SulfurSAncient161735.453ChlorineCl1774171839.948ArgonAr1894181939.0983PotassiumK180712040.078CalciumCa180822144.9559ScandiumSc187932247.867TitaniumTi179142350.9415VanadiumV183052451.9961ChromiumCr179762554.938ManganeseMn177472655.845IronFeAncient82758.9332CobaltCo173592858.6934NickelNi1751102963.546CopperCuAncient113065.39ZincZnAncient123169.723GalliumGa1875133272.64GermaniumGe1886143374.9216ArsenicAsAncient153478.96SeleniumSe1817163579.904BromineBr1826173683.8KryptonKr1898183785.4678RubidiumRb186113887.62StrontiumSr179023988.9059YttriumY179434091.224ZirconiumZr178944192.9064NiobiumNb180154295.94MolybdenumMo178164398TechnetiumTc1937744101.07RutheniumRu1844845102.9055RhodiumRh1803946106.42PalladiumPd18031047107.8682SilverAgAncient1148112.411CadmiumCd18171249114.818IndiumIn18631350118.71Tin

pls mark it as brainlist

1. To be able to sketch an atom and indicate the location of the nucleus, the shells, and
the electronic orbitals
2. To be able to calculate the maximum number of electrons that can occupy a specific
shell
3. To identify the symbols for atomic number, atomic mass, and number of neutrons in an
atom
4. To explain the difference between the Periodic Table of the Elements and the Chart of
the Nuclides
5. To explain the difference between isotopes, isotones, isobars, and isomers and give
examples of each.
6. To explain the difference between protons, neutrons, electrons, alpha particles, beta-
minus particles, beta-plus particles, X-rays and gamma rays and write the symbols for
each.





Atomic Structure: The Basics
1. Structure of an atom
The atom contains a very small nucleus surrounded by shells containing orbitals.
These orbitals contain the electrons. Within these shells are orbitals
2. Orbitals Within Shells
Within the K, L, M, N, … shells are orbitals designated s, p, d, and f. These orbitals
can hold a maximum of 2, 6, 10, and 14 electrons, respectively. They are arranged in a
predictable manner based on their position in the Periodic Table, e.g., the first 36
electrons are filled as follows:
1S2
2S2
2P6
3S2
3P6
4S2
3D104P6
etc
To understand what each of these terms means, let’s examine a couple of the terms.
4P6 means that, in the 4th shell (the N shell), in the p orbital, there are 6 electrons. 3D10
means that, in the 3rd shell (the M shell), in the d orbital, there are 10 electrons
3. Quiz question 1: What is the formula for the maximum number of electrons that can
occupy a particular shell?
Answer: The maximum number of electrons that can occupy a particular shell is
represented by the formula max = 2n2 where n = the shell number.
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