Basic Chemistry Study Notes Essay

794 words - 3 pages

Chemistry Test NotesProtons:Located inside the nucleusHave a positive charge (1+)Have a relative mass of 1Neutrons:Located inside the nucleusHave no chargeHave a relative mass of 1ElectronsLocated outside the nucleusHave a negative charge (1-)Have a relative mass of 1/2000DefinitionsAtomic Number:The number of protons in an atomDetermines the identity of the atomAtoms are typically neutral, in this instance you can use it to determine the number of electronsMass Number:Sum of protons and neutrons in an atomSome isotopes occur in greater numbers then othersProtons + Neutrons = Mass NumberIsotopes:Atoms of the same element with different mass numbers - meaning different neutrons then protonsSome isotopes occur in greater numbers than otherAtomic Mass:The average mass of all isotopesStandard Atomic Notations:136C13 is the mass number6 is the atomic NumberC is the element SymbolBohr Rutherford DiagramElectrons move in definite orbits around nucleusOrbits located at certain distances from nucleusElectrons cannot exist between orbits, but from one orbit to the otherThe maximum number of electrons in the first 3 orbits is 2, 8,8.Electrons are more stable when closer to nucleus.CCompounds


Nitric Acid


Sulphiric Acid


Muriatic Acid




Bleach (SodiumHypochlorite)




Lye (SodiumHypochlorite)


Lime (CalciumOxide)


Baking Soda (Sodium Bicarbonate)


Carbon Monoxide


Carbon Dioxide




Table Salt (Sodium Chloride)


Laughing Gas (Nitrous Oxide)


Cupric Sulphate




Limestone (CalciumCarbonate)


Vinegar (Acetic Acid)


Hydrogen Peroxide


Methane (Carbon Tetrahydride)


MolecularPerform covalent bondsShare Valence electronsIonic:Form Ionic BondsTransfer electronsIf they lose electrons they are positively chargedThey are called cation if positively charged and get a + sign.Anion (N for Negative) are negatively chargedOpposites attract - Anions and cations want to bond and become stableElectronic forces bond cations and anions together to make them neutralAluminum and Oxygen Al 3+ O 2- 2:3 Al 2 O 3Cross-Over Rule:Lithium and FluorineLi1+ F1-1 : 1CharacteristicsAlkali Metals:Singly charge positive ionsVery ReactiveLeftside . Group 1Alkaline Earth MetalsVery reactive2nd group from leftTransition MetalsValence electrons present in positive shellGroups 3-12Other Metals are in groups 13-16Non-Metals are in group 13-16Metalloids: used as semi conductorsHalogensVery reactiveNoble Gases:Stable because the maximum number of electrons are in the outer shellRare Earth Elements:Man made. Group 3Polyatomic Ions:Polyatomic means many atoms and refers to ionic compounds with more than two elementsOne of the ions (usually the anion) is a charged molecular compounds with more than two elementsOne of the ions (usually the anion) is a charged...

Find Another Essay On Basic Chemistry Study Notes

History of Chemistry Essay

994 words - 4 pages Chemistry has been around for a very long time. Chemistry is the branch of physical science that studies composition, properties, energy, and behavior of matter. It is said that chemistry has been around since prehistoric times. This was in the form of everyday objects like pottery, cosmetics and perfumes, and extracting metals from ores. Chemistry is based on the discovery and study of elements. Some elements were known to ancient man, but most

Importance of organic chemistry Essay

918 words - 4 pages Chemistry is study of matter and change and humans are surrounded by chemistry and its parts. Chemistry has been conventionally broken down into five main parts which are: Organic Chemistry, Inorganic Chemistry, Analytical Chemistry, Physical Chemistry, and Biochemistry. This research paper will predominantly focus on Organic Chemistry and the importance associated with it in some aspects of the modern life of humanity. By definition, organic

The Life and Work of Chemists

1294 words - 6 pages able to make a contributions to chemistry that are still being used to this day. On November 7, 1867 Marie Curie was born Maria Salomea Sklodowska to parents Wladyslaw Skodowski and Bronislaw Sklodowska in Warsaw Poland. Curie was brilliant from early years learning to read at age 4 and finishing high school at the age of 15. She went on to study at Warsaw’s clandestine. At age 24 Curie went on to study in Paris just as her sister did in

History of Chemistry

998 words - 4 pages century, thereby filling in the basic structure of the table.Organic chemistry was developed by Justus von Liebig and others, following Friedrich Wohler’s synthesis of urea which proved that living organisms were, in theory, reducible to chemistry. Other crucial 19th century advances were; an understanding of valence bonding (Edward Frankland in 1852) and the application of thermodynamics to chemistry (J. W. Gibbs and Svante Arrhenius in the

The History and Value of Medicinal Chemistry

1801 words - 8 pages the medicine.” So said Austrian born Alfred Burger, a pioneer in the field of medicinal chemistry and expert in organic chemistry. Burger's entire life was devoted to the study of chemicals and their medicinal properties (2). Medicinal chemistry is the field of chemistry that designs, develops, and synthesizes pharmaceutical drugs. As a science, chemistry really exploded in the 19th century, and part of this expansion was the creation of the

Study Skills: Strategies for Taking Notes and for Learning Content

807 words - 4 pages know.” In high school a Chemistry teacher would tell her students to fold their papers ¼ the hot dog way, on one side they would write their notes and on the smaller side they would write the questions they have. She believed this would help her students study well if they searched for the answers to the questions they wrote. There are several ways to take notes. The studier can take notes the plain way, just write it all down. The studier can make

Salt Bridge Over Electrified Waters Background Essay

657 words - 3 pages Salt Bridge Over Electrified Waters “Chemistry is the study of substances; their properties, structure, and the changes they undergo” (Lower). Chemistry is the study of all the stuff in the world and especially how they change. My experiment deals mostly with the change of substances. Some of the concepts involved in my experiment are Oxidation/Reduction (redox) reactions, electrolysis, pH, and electrical currents. A redox reaction is a

Jacobs Scholarship Essay

642 words - 3 pages An idea that has both perplexed and intrigued me is the concept of how science, in my case chemistry and physics, directly impacts every single part of the world. I have always been puzzled by the secrets of what the world is composed of and how exactly everything works in the world. However, it wasn’t until recently in high school that I began to grasp the basic fundamentals of how the world actually does operate. In order to understand the

The Life of Isaac Newton

1019 words - 5 pages make a fine career out of it. Poor Newton hated farming and found it as such a tedious task. His mother soon enrolled him back into school to finish his basic education. He finished his “high school” education at King’s School, and went on to further his education at the University of Cambridge's Trinity College. At Cambridge, Newton participated in the 1661 version of work/ study program to pay for his education. A new student at

Physics of Music

882 words - 4 pages Rossing, Thomas D. The Physics of Musical Instruments. Springer-Verlag New York Inc. 1991. Harder, Paul O. and Steinke, Greg A. Basic Materials in Music Theory. Prentice Hall. 2000. Levarie, Siegmund and Levy, Ernst. Tone: A Study in Musical Acoustics. Kent State University Press. 1968. Roederer, Juan G. The Physics and Psychophysics of Music: An Introduction. Springer-Verlag New York, Inc. 1995. Serway, Raymond A. and Beichner, Robert J. Physics for Scientists and Engineers. Thomson Learning, Inc. 2000.

What changes need to be made to improve the Turkish School System

1108 words - 4 pages because the system does not have a fair eliminating system. Students have to score high in the Öss to enter university and study on the subject they wish. For example a student who wants to study in Chemistry is forced to study Biology because he did not scored enough points in university exam. So students forced to study on subjects which they don't want. And also a student who wants to study engineering has to score more to study in Odt

Similar Essays

Chemistry, Biology, Physics, Study Notes Essay

2272 words - 9 pages These notes helped me alot during my grade 10 science exam, NOTE: This follows the Canadian curriculumPART A: SAFETY, SCIENTIFIC INQUIRY AND ECOLOGYSafety and Scientific InquirySafety in the LabGeneral Safety ProceduresDo not eat or drink in the labKeep your work area cleanThere is concern when wearing contacts as they can greatly increase the risk of damage to one's eyes in the even of a chemical spillA student should never carry out

Gases Chemistry Study Notes Essay

522 words - 2 pages Gases pressure is exerted by gas particles hitting the walls of the containerweakest intermolecular force (hydrogen) --> out of all the gases going to most obey “Gas particles neither attract nor repel each other” (#3 of kinetic theory of gases)PressureWhy is stepping on a nail more painful than lying on a bed of nails?-force exerted by your mass is spread out over a larger area (when one lies on a bed of nails) compared to when you

Chemistry Study Notes Electrons And Light

1043 words - 4 pages an atomic number of 6 – electron configuration notation 1s22s22p1C1s2s 2pValence electrons are those that are in the atom’s outermost orbitals (the electrons associated with the atom’s highest principle energy level)-Sulfur has 16 electrons and its configuration is [Ne]3s23p4 Bibliography: Chemistry: Matter and Change by: Dingrando

Study Notes On The Basic Animal Behaviors And The Processes Involved With These Behaviors

553 words - 2 pages -Phermones are chemical signals used by animals for communication-Allow animals to convey important information to each other regarding reproduction, food, etc.-Many phermones function as mate attractants-Can cause behavioral or physiological change-Queen bees use phermones to maintain social order of honeybee colonies by preventing worker bees from being able to reproduce-Help animals find a mating partner-Help colonies gather food-Mimicry is