Production of Materials by Jimmy Huang
... material produced by living things. Cellulose as a Raw Material Each glucose unit of cellulose has six carbon atoms joined together so it could be regarded as a basic structure for making starting molecules for petrochemicals e.g. ethylene with two carbon atoms and propylene with three carbon atoms. ...
... material produced by living things. Cellulose as a Raw Material Each glucose unit of cellulose has six carbon atoms joined together so it could be regarded as a basic structure for making starting molecules for petrochemicals e.g. ethylene with two carbon atoms and propylene with three carbon atoms. ...
Bonding Nomenclature Notes
... 2. Nonpolar Covalent Bond -electrons are shared equally Electronegativity Differences Bond Type ...
... 2. Nonpolar Covalent Bond -electrons are shared equally Electronegativity Differences Bond Type ...
Atomic Theory - chemmybear.com
... (c) A calcium atom is larger than a zinc atom. (d) Boron has a lower first-ionization energy than beryllium. Beginning with the 2007 examination, the numerical problems, 1, 2, and 3, are Part A (part A). Students may use a calculator for this part (55 minutes). Part B (40 minutes) is the three react ...
... (c) A calcium atom is larger than a zinc atom. (d) Boron has a lower first-ionization energy than beryllium. Beginning with the 2007 examination, the numerical problems, 1, 2, and 3, are Part A (part A). Students may use a calculator for this part (55 minutes). Part B (40 minutes) is the three react ...
Chemical Reactions.
... Describing Chemical Reactions An equation describes a chemical reaction or a physical change n Reactants: chemicals that react n Products: chemicals that are formed n e.x. sodium + oxygen à sodium oxide Na(s) + O2(g) à Na2O(s) reactants ...
... Describing Chemical Reactions An equation describes a chemical reaction or a physical change n Reactants: chemicals that react n Products: chemicals that are formed n e.x. sodium + oxygen à sodium oxide Na(s) + O2(g) à Na2O(s) reactants ...
Atomic Concepts
... 3. Carbon can bond to one another with a single, double or triple bond (must have 4 bonds) 4. Table P- # of carbons with prefix 5. Hydrocarbon- compound that contain carbon and hydrogen only 6. Saturated hydrocarbon- (table Q) alkanes; CnH2n+2; all single bonds ...
... 3. Carbon can bond to one another with a single, double or triple bond (must have 4 bonds) 4. Table P- # of carbons with prefix 5. Hydrocarbon- compound that contain carbon and hydrogen only 6. Saturated hydrocarbon- (table Q) alkanes; CnH2n+2; all single bonds ...
1 - Hatboro
... 1. Define matter 2. Distinguish between quantitative and qualitative data 3. Distinguish between intensive and extensive properties 4. Distinguish between a physical and chemical properties 5. Distinguish between endothermic and exothermic changes 6. List the 6 phase changes, determine which are end ...
... 1. Define matter 2. Distinguish between quantitative and qualitative data 3. Distinguish between intensive and extensive properties 4. Distinguish between a physical and chemical properties 5. Distinguish between endothermic and exothermic changes 6. List the 6 phase changes, determine which are end ...
Element - Faculty
... 6. If the molecular mass of acetic acid is 60.00 g/mol, and methane gas is 16.00 g/mol, what is the?: a) molecular formula of acetic acid; and ...
... 6. If the molecular mass of acetic acid is 60.00 g/mol, and methane gas is 16.00 g/mol, what is the?: a) molecular formula of acetic acid; and ...
Chemistry: Chemical Reactions Notes STOP
... rearranged in different combinations to form the molecules of the new compounds (products). As part of this rearranging of atoms, existing chemical bonds are broken and new chemical bonds are formed. ...
... rearranged in different combinations to form the molecules of the new compounds (products). As part of this rearranging of atoms, existing chemical bonds are broken and new chemical bonds are formed. ...
Chapters 6, 8
... Step 2: Start balancing metal first. Continue with any nonmetal other than O or H. Step 3: When all atoms other than O and H are balanced, start balancing either O or H. if there is either O2 or H2 on the left side, balance it last. Predict the products, making sure that the charges within the molec ...
... Step 2: Start balancing metal first. Continue with any nonmetal other than O or H. Step 3: When all atoms other than O and H are balanced, start balancing either O or H. if there is either O2 or H2 on the left side, balance it last. Predict the products, making sure that the charges within the molec ...
Chemical Formulas and Composition Stoichiometry
... among elements in compounds (composition stoichiometry) and among substances as they undergo chemical changes (reaction stoichiometry). ...
... among elements in compounds (composition stoichiometry) and among substances as they undergo chemical changes (reaction stoichiometry). ...
Balancing Equations
... Chemical reactions occur when bonds (between the electrons of atoms) are formed or broken Chemical reactions involve changes in the chemical composition of matter the making of new materials with new properties energy changes: Bond breaking absorbs Energy (endothermic process) Bond making ...
... Chemical reactions occur when bonds (between the electrons of atoms) are formed or broken Chemical reactions involve changes in the chemical composition of matter the making of new materials with new properties energy changes: Bond breaking absorbs Energy (endothermic process) Bond making ...
Chemical Equations
... The smaller numbers within a formula are called subscripts, indicating the number of each atom in the formula for a substance. The larger numbers are called coefficients, indicating the number of atoms or molecules of each substance reacting or being produced in the chemical change. ...
... The smaller numbers within a formula are called subscripts, indicating the number of each atom in the formula for a substance. The larger numbers are called coefficients, indicating the number of atoms or molecules of each substance reacting or being produced in the chemical change. ...
Chapter 2 - My Teacher Site
... The transfer of an electron is not the formation of a bond itself; rather it simply allows an ionic bond to form ...
... The transfer of an electron is not the formation of a bond itself; rather it simply allows an ionic bond to form ...
Introduction to Chemical Reactions
... In a chemical reaction, matter is neither created nor destroyed. Atoms won’t change their identity (e.g. a Carbon atom can’t become an Iron atom) This means that you have to have the same number of each type of atom on each side of the chemical equation. Conservation of Mass Video ...
... In a chemical reaction, matter is neither created nor destroyed. Atoms won’t change their identity (e.g. a Carbon atom can’t become an Iron atom) This means that you have to have the same number of each type of atom on each side of the chemical equation. Conservation of Mass Video ...
Final Exam Review whole thing
... Elements and compounds are pure substances An Element is a pure substance made up of only one type of atom Ex: gold, iron, hydrogen etc. A compound is a pure substance made up of atoms of two or more elements that are chemically bonded together and take on their own properties ...
... Elements and compounds are pure substances An Element is a pure substance made up of only one type of atom Ex: gold, iron, hydrogen etc. A compound is a pure substance made up of atoms of two or more elements that are chemically bonded together and take on their own properties ...
Answers - U of L Class Index
... This is not the only case of beryllium behaving differently from the other alkaline earth metals. Outside of Group 2, what element has the most similar chemical properties to beryllium? This is an example of what kind of relationship? The chemistry of beryllium and aluminium are often similar. This ...
... This is not the only case of beryllium behaving differently from the other alkaline earth metals. Outside of Group 2, what element has the most similar chemical properties to beryllium? This is an example of what kind of relationship? The chemistry of beryllium and aluminium are often similar. This ...
Atomic Theory (2
... 12.) What is the difference between an excited state and ground state? 13.) Describe the limitations of the Bohr’s model of the atom and how quantum model provides a more accurate picture of electron arrangement. . ...
... 12.) What is the difference between an excited state and ground state? 13.) Describe the limitations of the Bohr’s model of the atom and how quantum model provides a more accurate picture of electron arrangement. . ...
File
... Carbon dioxide and oxygen (air) gas-gas Water vapor in air (moist air) liquid-gas Carbon dioxide in water (soda water) gas-liquid Acetic acid in water (vinegar) liquid-liquid Sodium chloride in water (salt water) solid-liquid Copper in silver (sterling silver) solid-solid ...
... Carbon dioxide and oxygen (air) gas-gas Water vapor in air (moist air) liquid-gas Carbon dioxide in water (soda water) gas-liquid Acetic acid in water (vinegar) liquid-liquid Sodium chloride in water (salt water) solid-liquid Copper in silver (sterling silver) solid-solid ...
Test - Chemical Bonding- Practice Test
... ____ 37. type of compound composed only of non-metals that are covalently bonded together ____ 38. atoms react so as to acquire the stable electron structure of a noble gas with a full valence shell ____ 39. this type of bond is found in a molecule of water (H2O) ____ 40. a depiction (drawing) of va ...
... ____ 37. type of compound composed only of non-metals that are covalently bonded together ____ 38. atoms react so as to acquire the stable electron structure of a noble gas with a full valence shell ____ 39. this type of bond is found in a molecule of water (H2O) ____ 40. a depiction (drawing) of va ...
File
... 1. An atom is the smallest particle of an element that retains the properties of that element. 2. The nucleus is a small, dense region located at the center of an atom. 3. The nucleus is made up of at least one positively charged particle called a proton and usually one or more neutral particles cal ...
... 1. An atom is the smallest particle of an element that retains the properties of that element. 2. The nucleus is a small, dense region located at the center of an atom. 3. The nucleus is made up of at least one positively charged particle called a proton and usually one or more neutral particles cal ...
AP Chemistry
... reaction. In other words, the products of a reaction must have the same number of type of atoms as the reactants. Law of Definite Proportion: a given compound always contains exactly proportions of elements by mass Law of Multiple Proportions: when two elements form a series of compounds, the ratios ...
... reaction. In other words, the products of a reaction must have the same number of type of atoms as the reactants. Law of Definite Proportion: a given compound always contains exactly proportions of elements by mass Law of Multiple Proportions: when two elements form a series of compounds, the ratios ...
chemistry in the 8th grade
... kind of atom. Gold would be an example of an element, as it is composed of just gold atoms. If you had a piece of gold, you would just have gold atoms. No other kind of atom would be present. Compounds are also a pure form of matter, but the particles that make up compounds are composed of more than ...
... kind of atom. Gold would be an example of an element, as it is composed of just gold atoms. If you had a piece of gold, you would just have gold atoms. No other kind of atom would be present. Compounds are also a pure form of matter, but the particles that make up compounds are composed of more than ...
Midterm Review Answers
... 30. Explains the experimental phenomenon of electron diffraction E 31. Indicates that an atomic orbital can hold no more than two electrons B 32. Predicts that it is impossible to determine simultaneously the exact position and the exact velocity of an electron A Questions 33-35 refer to the phase d ...
... 30. Explains the experimental phenomenon of electron diffraction E 31. Indicates that an atomic orbital can hold no more than two electrons B 32. Predicts that it is impossible to determine simultaneously the exact position and the exact velocity of an electron A Questions 33-35 refer to the phase d ...