Atomic Structure notes

283 notes by 226 users · Page 1 of 8

This Atomic Structure page on GoConqr gathers notes on atoms, the periodic table and electronic configuration. With over 230 notes from more than 180 users, it offers mostly secondary-level material for school students revising atomic structure and teachers choosing revision resources. Pick a note to start exploring.

MCAT Chemistry - Atomic Structure Overview Fundamentals:An atom consists of a nucleus of protons and neutrons, surrounded by electrons. Each of the elements in the periodic table is classified according to its atomic number, which is the number of protons in t... Ali Kane
C1 Atoms, elements and compoundsThere are about 100 different elements from which all substances are made. The periodic table is a list of the elements.Each element is made of one type of atom. Atoms are represented by c... Average rating 4.2 out of 5 (11 ratings) · alex_davidson98
Chemistry:Atoms and Molecules Notes Definitions Atom - The smallest unit of matter that can exist of an element. Compound - A molecule containing two or more different atoms bound together. Element - A fundamental substance that has a unique atomic numb... Xiang Lin Goh
AS-Level Chemistry: Unit 1:The Atom - created from Mind Map The Structure of an Atom atoms form everything in our universe. They consist of three particles: the proton, neutron and electron. electrons have a -1 charge. protons have a +1 charge neutrons don't have a charge! ele... Daena Targaryen
Atomic Theory Dalton's Atomic Theory English chemist John Dalton (1766-1844) completed the first attempt at describing all matter in terms of atoms and properties. Dalton's atomic theory was the first complete attempt to describe a... Lucas Abounader
Atomic Structure Ionic Bonding: Metals always have a positive charge. Non-metals always have a negative charge. How do I calculate the Overall Mass Number?The Overall Mass Number for an element can worked out by adding the fraction of... CC Gwillim
C1 Revision C1 Revision: States of Matter:  States of matter depend on the forces between particles.  Solids:  There are strong forces of attraction between particles. This means they are in a fixed, vibrating posi... Chloe Wood
Atomic Structure Quantum Theory Development of the Atomic Theories of Matter Democritus - first had the theory, Greek philosopher Dalton - revived the idea J.J. Thompson - found positive and negative areas of the atom, using a cathode... Bronwyn Rempel
GCSE Chemistry - module c4 module c4 Atoms The nucleus1) Its in the middle of the atom2) It contains protons and neutrons3) It has a positive charge because of the protons4) Almost the whole mass of the atom is concentrated in the nucleus5) But... jessmitchell
AP Chemistry 1.     Basic Atomic Structure (Atoms and Ions)        (Subatomic Particles)  Subatomic Particle          Mass   &nbsp... Average rating 5.0 out of 5 (24 ratings) · Cathal Darby
genral chemistry revision The Atom All the element are made of atoms which themselves are made up of these types of subatomc particles Protron : + charge Nuetron : nuetral  Electron : - charge conor.donor
Atomic structure Matter is made up of atoms molecules or ions. Atoms consist of:electronsprotonsneutrons John Dalton - suggested thatA) Atoms are small, solid, indivisible, spheres.B) Atoms of a given element are identical to eachothe... eimearkelly3
Fundamental Ideas for Chemistry- Atoms Atoms and elements All substances are made of tiny particles called atoms. An element is a substance that is made of only one sort of atom. There are about 100 different elements. These are shown in the periodic table... jk.99
Chem Notes Reverse sublimation Elements and atomic structure   ·      An element is a pure substance made up of only one type of atom. ·      An atom is the smallest particl... Oliver H
C4 History of Atoms John.D discovered atom J.J Thomson all atoms for same element are the same  Ernest Rutherford discovered nucleus Model of atom changed over time to explain it Structure of Atom Nucleus surrounded... Katy Prior
I.3. Notes Atoms are made up of protons, neutrons and electrons. All elements are made up of atoms. Electrons have -1 charge and they go around the nucleus in orbitals. The nucleus makes up most of the mass of the atom. The diam... donaghy_sinead
Atomic Structure The mass number is the total amount of Protons and Neutrons in an atom. Isotopes are atoms in an element with different numbers of neutrons. The relative formula mass of a compound is found by adding together the rela... lmg719
ATOMS & MOLECULES #Antoine L. Lavoisier laid the foundation of chemical sciences by establishing two important laws of chemical combination.#“In a chemical substance the elements are always present in definite proportions by mass”.#Dal... SA Balaji
Physical changes, atoms and elements and the Periodic table by CGP Physical changes Physical changes don't change the particles just the arrangement or their energy Changes of state When a solid is heated its particles gain more energy This makes the particles move which weakens the ... Diamonds Forever 17
Elements and the Periodic Table Elements Materials on earth are either compounds or pure substances.   Compounds are mixtures of elements chemically combined.    Elements are substances that cannot be broken down any further.   T... Conor Curley
Atomic Structure - created from Mind Map PEN Proton Electron Neutron Mass number = proton + neutrons In atom P=E Isotope Charge = +1 Relative mass = 1 Charge = -1 Relative mass = 0 No charge Relative mass = 1 Different number of neutrons Chemical properties ... keirancorbett
Chapter 2: Atoms - created from Mind Map Dilution of coloured substances Potassium manganate crystals dissolve in water- purple solution is formed When diluted, colour fades but doesn't dissapear until many dilutions Large number of particles of Potassium Ma... helensellers75
Chapter 3: Atomic Structure - created from Mind Map How is it made? Most of mass is in the nucleus Numbers IsotopesExample: The electrons Shells Organised helensellers75
Atomic Structure - created from Mind Map Classical atomic model Dalton's atomic theory Dalton's model : solid sphere 1. Matter consists of tiny particles called atom. 2. Atoms of one element are identical in mass. 3. Compounds are the combination of atoms wi... Chuleeporn Thanomsilp
Ions IonsIon- An Ion is a charged atom. The atom can have a charge of positive or negative. For an atom to have a positive charge the atom must lose an electron, metals will have the positive charge. For an atom to have a ... Average rating 5.0 out of 5 (2 ratings) · Reece Thompson
Baron's AP Chemistry 2013 Important Concepts Atomic Theory Models of the Atom Structure of the Atom Protons, Neutrons, Electrons Isotopes Atomic Spectra Wave Mechanical Atom Energy Levels Electronic Signature Electron Configurations Valence El... KonSpiral
Chemistry 1.4 Demonstrate understanding of aspects of selected elements Subject Content Atomic structure • Relate the number of protons, neutrons, and electrons in an atom or monatomic ions to the atomic number, mass number, and charge. • Know names and symbols of first 20 elements plus C... Isabel van der Hoorn
c1.1 Atomic Structure LITHIUM METAL - Atoms are in rows as it is a solid, they vibrate in their lattice structure. one of the atoms look like this (image on the right) : centre = nucleusred circles - protons (positive char... bekg
The Structure Of an Atom Izzie Canning
Atomic Structure ~ Atom was divided into three particles-Proton-positive chargeNeutron-neutral charge (0)Electron-negative charge First,J J Thomson discovered the electron by cathode rays experiment. By the same experiment, Eugen Goldst... CoolSamir
Elements and Atoms Elements Different basic substances with different properties are called elements. Examples: Carbon (C), Oxygen (O), Gold (Au), Lead (Pb) Lucas Abounader
The Electron: Subatomic Particles Subatomic particles = the particles that make up the atom Protons Neutrons Electrons Unified atomic mass unit: Used to express atomic and molecular masses Symbol = u 1 u = 1.66 x 10*-27 Equal to the mass of a proton o... alex.examtime9373
The Atom An atom is made up of three different parts: protons, neutrons and electrons.Protons are located in the nucleus, have a mass of 1 a.m.u (atomic mass unit) and have a positive charge (+1)Neutrons are located in the nuc... Shane Buckley
Atoms and Ions Atomic Mass - Number of Protons + NeutronsAtomic Number - Number of Protons (Also number of electrons)Atomic mass is always the largest number on a chemical element, Atomic number is smaller.DRAWING ELEMENTS-Inner ele... mate spark
Atomic Structure (1C) Protons and Neutrons are found in the Nucleus and the Electrons orbit around the Nucleus in shells, as shown here Isotopes are elements that differ in the number of Neutrons only! Relative Abundance karim14
Atomic Particles Notes an atom is the smallest particle of an elementthe three smaller subatomic particles that make up an atom are electrons, protons, and neutrons.protons are located in the nucleus along with neutrons. electrons are locat... catmom
Atomic structure the nuclear model of atoms includes the electrons orbiting in shells around the nucleus, consisting of protons and neutrons. particle      relative charge       relative massproton  ... hoverworm
The Nucleus Chemistry is the science of how 3 particles came together to form everything.Everything that happens in the world is attributed to ChemistryAtoms: Atomic theory has not been proven. Albert Einstein discovered the atom... Ashleigh Koehn
Atoms (1B) Atom - A smallest part of an element that can take part in a chemical reactionMolecule - Smallest particle of a substance that can exist on it's ownElement - Made up of only one type of atom.  They appear on the ... karim14
Calculating Percent Abundance Holly Nephew

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All Atomic Structure resources Quizzes 378 Mind maps 1,588 Flashcards 1,291 Slides 73 Flowcharts 27

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Using atomic structure notes

The notes on this page cover several routes through the unit. Atoms and Periodic Table Notes brings atoms together with elements, mixtures and compounds. Other titles focus on electronic configuration, subatomic particles and the development of the atomic model.

Start with Atoms and Periodic Table Notes if you want a note that connects atoms with the periodic table. For a closer look at electrons, move on to The Electron: Subatomic Particles or Rules for Electronic Configuration.

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Which note is a good place to start?

Atoms and Periodic Table Notes is a useful starting point if you want to connect atoms with elements, mixtures and compounds. If you are looking for a narrower topic, The Electron: Subatomic Particles and Rules for Electronic Configuration offer other places to begin.

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Yes. Every note listed here is free to open and study, and you do not need an account. The notes were made by GoConqr users. A free account also lets you save quiz scores and make your own quizzes, mind maps, flashcards and notes.

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The collection is mostly secondary-level material. It includes notes labelled for GCSE Chemistry and AP Chemistry, alongside notes without an exam label. School students can use the titles to look for a match with their course, while teachers can choose notes that fit their revision topic.