Chemistry
... MnO2, MnO4 and MnO4 , Fe and Fe , Cu and Cu . Catalytic properties as exemplified by use of MnO2 in the decomposition of hydrogen peroxide; Fe in the Haber Process; Raney Ni in hydrogenation of unsaturated hydrocarbons. Coordination compounds: metal-ligand bonding described in terms of electrostatic ...
... MnO2, MnO4 and MnO4 , Fe and Fe , Cu and Cu . Catalytic properties as exemplified by use of MnO2 in the decomposition of hydrogen peroxide; Fe in the Haber Process; Raney Ni in hydrogenation of unsaturated hydrocarbons. Coordination compounds: metal-ligand bonding described in terms of electrostatic ...
CHEM 1411 EXAM I (Chapters 1, 2, 3): 25
... crystal water; crystal water is part of the chemical structure/formula; Anhydrous is the hydrate whose crystal water has been removed. For example, CuSO4 is an anhydrous and is called “copper (II) sulfate” or “cupric sulfate”. Follow the rules of “Naming Simple Compounds” Be able to differentiate th ...
... crystal water; crystal water is part of the chemical structure/formula; Anhydrous is the hydrate whose crystal water has been removed. For example, CuSO4 is an anhydrous and is called “copper (II) sulfate” or “cupric sulfate”. Follow the rules of “Naming Simple Compounds” Be able to differentiate th ...
Chapter 2 The Components of Matter
... The Modern Reassessment of the Atomic Theory 1. All matter is composed of atoms. The atom is the smallest body that retains the unique identity of the element. 2. Atoms of one element cannot be converted into atoms of another element in a chemical reaction. Elements can only be converted into other ...
... The Modern Reassessment of the Atomic Theory 1. All matter is composed of atoms. The atom is the smallest body that retains the unique identity of the element. 2. Atoms of one element cannot be converted into atoms of another element in a chemical reaction. Elements can only be converted into other ...
Equation Chapter 1 Section 1 Tips for Studying: Take responsibility
... Classify the Reaction Predict the names of the products Write the skeleton equation Balance the skeleton equation ...
... Classify the Reaction Predict the names of the products Write the skeleton equation Balance the skeleton equation ...
Percent Composition
... When the Formula of a Compound is Known • When we already know the formula of a compound then we can use percent composition based on the formula and compare it to values determined experimentally (by reacting the sample) to see how pure the sample was that was used in the reaction. • We can also u ...
... When the Formula of a Compound is Known • When we already know the formula of a compound then we can use percent composition based on the formula and compare it to values determined experimentally (by reacting the sample) to see how pure the sample was that was used in the reaction. • We can also u ...
CHEMISTRY IM 06 SYLLABUS 1
... MnO2, MnO4 and MnO4 , Fe and Fe , Cu and Cu . Catalytic properties as exemplified by use of MnO2 in the decomposition of hydrogen peroxide; Fe in the Haber Process; Raney Ni in hydrogenation of unsaturated hydrocarbons. Coordination compounds: metal-ligand bonding described in terms of electrostatic ...
... MnO2, MnO4 and MnO4 , Fe and Fe , Cu and Cu . Catalytic properties as exemplified by use of MnO2 in the decomposition of hydrogen peroxide; Fe in the Haber Process; Raney Ni in hydrogenation of unsaturated hydrocarbons. Coordination compounds: metal-ligand bonding described in terms of electrostatic ...
Ch 11 Chemical Reactions
... – All the atoms we start with we must end up with (meaning: balanced!) A balanced equation has the same number of atoms of each element on both sides of the ...
... – All the atoms we start with we must end up with (meaning: balanced!) A balanced equation has the same number of atoms of each element on both sides of the ...
physical change
... the differences between pure substances and mixtures. Physical and chemical properties The concept of density Physical and chemical changes of matter ...
... the differences between pure substances and mixtures. Physical and chemical properties The concept of density Physical and chemical changes of matter ...
Chemical Mathematics
... Example: ascorbic acid (vitamin C) has the empirical formula C3H4O3. • The molecular formula is C6H8O6. • To get the molecular formula from the empirical formula, we need to know the molecular weight, MW. • The ratio of molecular weight (MW) to formula weight (FW) of the empirical formula must be a ...
... Example: ascorbic acid (vitamin C) has the empirical formula C3H4O3. • The molecular formula is C6H8O6. • To get the molecular formula from the empirical formula, we need to know the molecular weight, MW. • The ratio of molecular weight (MW) to formula weight (FW) of the empirical formula must be a ...
Descriptive Chemistry of Elements d-Block
... removed. For example, removal of three Br ions and three neutral ammonia molecules from [CoBr3(NH3)3] leaves three positive charges on cobalt. Therefore, the oxidation number of cobalt in [CoBr3(NH3)3] is +3 or +III. Note that the sum of charges inside the square bracket [ ] is equal to the charge ...
... removed. For example, removal of three Br ions and three neutral ammonia molecules from [CoBr3(NH3)3] leaves three positive charges on cobalt. Therefore, the oxidation number of cobalt in [CoBr3(NH3)3] is +3 or +III. Note that the sum of charges inside the square bracket [ ] is equal to the charge ...
Chapter-1-Intro - Mister Chemistry Welcomes You!
... a substance is form of matter that has a definite or constant composition and distinct properties, for example water ammonia table sugar gold oxygen ...
... a substance is form of matter that has a definite or constant composition and distinct properties, for example water ammonia table sugar gold oxygen ...
Chapter 3
... A sample is 59.53% C, 5.38%H, 10.68%N, and 24.40%O what is its empirical formula. ...
... A sample is 59.53% C, 5.38%H, 10.68%N, and 24.40%O what is its empirical formula. ...
UNIT 2 – Chemical Quantities
... Astronauts must be able to remove the CO2 from their spacecraft. If not hypoxia (lack of O2) would occur. CO2 is removed using the following chemical reaction: CO2(g) + 2LiOH(s) Li2CO3(g) + H2O(g) . If an astronaut produces 1.50x103 g of CO2 a day, what mass of LiOH would be needed per day? ...
... Astronauts must be able to remove the CO2 from their spacecraft. If not hypoxia (lack of O2) would occur. CO2 is removed using the following chemical reaction: CO2(g) + 2LiOH(s) Li2CO3(g) + H2O(g) . If an astronaut produces 1.50x103 g of CO2 a day, what mass of LiOH would be needed per day? ...
Chapter 9 Notes - UIC Department of Chemistry
... ionic symbols together. F− Lewis structures for ions: Mg2+ Ionic compounds-put the ions together as in a formula: MgF2 Lewis Structures for Covalent Compounds 1) Nonmetals tend to share electrons in order to acquire a stable octet (8) of electrons. 2) Shared electrons are counted by both "partners" ...
... ionic symbols together. F− Lewis structures for ions: Mg2+ Ionic compounds-put the ions together as in a formula: MgF2 Lewis Structures for Covalent Compounds 1) Nonmetals tend to share electrons in order to acquire a stable octet (8) of electrons. 2) Shared electrons are counted by both "partners" ...
Bonding Notes
... similar electronegativities. When two nonmetal atoms that are bonded have the same electronegativities then the electrons are “equally shared” and are NONPOLAR! Think of it as a tug of war between the two atoms. If each atom in the bond has the same electronegativity, which is the same attraction fo ...
... similar electronegativities. When two nonmetal atoms that are bonded have the same electronegativities then the electrons are “equally shared” and are NONPOLAR! Think of it as a tug of war between the two atoms. If each atom in the bond has the same electronegativity, which is the same attraction fo ...
Chapter 11 Chemical Reactions
... Reactants must be an element and a compound. Products will be a different element and a different compound. Na + KCl K + NaCl (Cations switched) (Anions switched) F2 + LiCl LiF + Cl2 ...
... Reactants must be an element and a compound. Products will be a different element and a different compound. Na + KCl K + NaCl (Cations switched) (Anions switched) F2 + LiCl LiF + Cl2 ...
Unit 1: Stoichiometry
... Qualitative analysis is carried out to identify the composition of a substance or a mixture. The focus is on determining which chemicalspecies are present in a sample. Quantitative analysis involves identifying the quantity of each species is present in a sample. Percentage Composition is a type of ...
... Qualitative analysis is carried out to identify the composition of a substance or a mixture. The focus is on determining which chemicalspecies are present in a sample. Quantitative analysis involves identifying the quantity of each species is present in a sample. Percentage Composition is a type of ...
Chapter 1
... *Notes-A ______Subscript_________ is a number written below and to the right of a chemical symbol. C6H12O6 The 6, 12, and 6 are all subscripts. *To find the number of atoms in a compound you should __add____ the subscripts. *Notes-If there is no subscript, only __1_____ atom of that element is prese ...
... *Notes-A ______Subscript_________ is a number written below and to the right of a chemical symbol. C6H12O6 The 6, 12, and 6 are all subscripts. *To find the number of atoms in a compound you should __add____ the subscripts. *Notes-If there is no subscript, only __1_____ atom of that element is prese ...
Measuring and Calculating
... Naming – always name the ions not the formulas (cation then anion). Name tells the type of ions involved not how many of each ion cations: name the element; if more than one oxidation state is possible (d-block) follow with the charge in Roman numerals in parentheses anions: if monatomic then use ...
... Naming – always name the ions not the formulas (cation then anion). Name tells the type of ions involved not how many of each ion cations: name the element; if more than one oxidation state is possible (d-block) follow with the charge in Roman numerals in parentheses anions: if monatomic then use ...
Chemistry B2A Chapter 18 Oxidation
... Oxidation states (oxidation numbers): it lets us keep track of electrons in oxidationreduction reactions by assigning charges to the various atoms in a compound. However, sometimes these charges are quite apparent. Rules for assigning oxidation states: 1. The oxidation state of an atomic in an uncom ...
... Oxidation states (oxidation numbers): it lets us keep track of electrons in oxidationreduction reactions by assigning charges to the various atoms in a compound. However, sometimes these charges are quite apparent. Rules for assigning oxidation states: 1. The oxidation state of an atomic in an uncom ...
The Mole
... chemical reactions in which the amounts of elements or compounds being added are represented in moles. Yet if we are adding a solid we must convert from moles to grams to add the correct amount of reactant so that a successful reaction takes place. Likewise, if we are adding a liquid we must convert ...
... chemical reactions in which the amounts of elements or compounds being added are represented in moles. Yet if we are adding a solid we must convert from moles to grams to add the correct amount of reactant so that a successful reaction takes place. Likewise, if we are adding a liquid we must convert ...