![Chapter 8 Study Guide](http://s1.studyres.com/store/data/001230327_1-b555fe15b6593aec346d11de6e0946e9-300x300.png)
Chapter 8 Study Guide
... a. Chemists discovered that if two or more different compounds are composed of the same elements, the ratio of the masses of the second element is always a ratio of small whole numbers. This example illustrates the law of multiple proportions ...
... a. Chemists discovered that if two or more different compounds are composed of the same elements, the ratio of the masses of the second element is always a ratio of small whole numbers. This example illustrates the law of multiple proportions ...
File
... (1) aluminum (2) carbon (3) magnesium (4) nitrogen The bond between which two atoms is most polar? (1) Br and Cl (2) Br and F (3) I and Cl (4) I and F In the formula X2(SO4)3, the X represents a metal. This metal could be located on the Periodic Table in (1) Group 1 (2) Group 2 (3) Group 13 (4) Grou ...
... (1) aluminum (2) carbon (3) magnesium (4) nitrogen The bond between which two atoms is most polar? (1) Br and Cl (2) Br and F (3) I and Cl (4) I and F In the formula X2(SO4)3, the X represents a metal. This metal could be located on the Periodic Table in (1) Group 1 (2) Group 2 (3) Group 13 (4) Grou ...
Chapter 4 - Mr. Fischer.com
... number of neutrons? Isotopes are what we say you have when you have the same element with a different number of neutrons. ...
... number of neutrons? Isotopes are what we say you have when you have the same element with a different number of neutrons. ...
File
... Carried out in a Hoffman’s apparatus (shown to the right), it splits water compounds into oxygen molecules and hydrogen molecules Water Oxygen + Hydrogen H2O O2 +H2 The electrolysis reaction proves that compounds are made of more than one kind of element. Dalton’s Atomic Theory: 1. All matte ...
... Carried out in a Hoffman’s apparatus (shown to the right), it splits water compounds into oxygen molecules and hydrogen molecules Water Oxygen + Hydrogen H2O O2 +H2 The electrolysis reaction proves that compounds are made of more than one kind of element. Dalton’s Atomic Theory: 1. All matte ...
Atomic Structure
... found in the __________ of the atom Neutrons – have __________charge and are also found in the __________of an atom Electrons – have a __________charge and are found __________ of the nucleus Nucleus – made up of __________and __________, has an overall __________ charge ...
... found in the __________ of the atom Neutrons – have __________charge and are also found in the __________of an atom Electrons – have a __________charge and are found __________ of the nucleus Nucleus – made up of __________and __________, has an overall __________ charge ...
Lesson 1 - Working With Chemicals
... In the solid state ionic compounds are crystalline Ionic compounds have fairly high melting points In the solid form they do not conduct electricity In the aqueous (dissolved in water) form ionic compounds are electrolytes – they conduct ...
... In the solid state ionic compounds are crystalline Ionic compounds have fairly high melting points In the solid form they do not conduct electricity In the aqueous (dissolved in water) form ionic compounds are electrolytes – they conduct ...
Chapter 2 - profpaz.com
... (different mass numbers) and are called isotopes. Most elements have several isotopes, which are indicated by its chemical symbol, followed by a dash and the mass number of isotope. For example, the 3 isotopes of neon are shown below: ...
... (different mass numbers) and are called isotopes. Most elements have several isotopes, which are indicated by its chemical symbol, followed by a dash and the mass number of isotope. For example, the 3 isotopes of neon are shown below: ...
Test - Chemical Bonding- Practice Test
... 23) _____________ -Bonding occurs when there is a transfer valence electrons 24) _____________- Bonding occurs between nonmetals and metals 25) _____________- Compounds have relatively weak force of attraction between molecules 26) _____________- Bonding occurs between nonmetals and nonmetals 27) __ ...
... 23) _____________ -Bonding occurs when there is a transfer valence electrons 24) _____________- Bonding occurs between nonmetals and metals 25) _____________- Compounds have relatively weak force of attraction between molecules 26) _____________- Bonding occurs between nonmetals and nonmetals 27) __ ...
objectives chm 1025 - Miami Dade College
... The student will demonstrate an ability to understand several of the intricacies of the periodic table by: a. Showing how to obtain an element’s average atomic mass and atomic number from the periodic table. b. Using the structure of the periodic table to classify elements (e.g., metal, nonmetal, me ...
... The student will demonstrate an ability to understand several of the intricacies of the periodic table by: a. Showing how to obtain an element’s average atomic mass and atomic number from the periodic table. b. Using the structure of the periodic table to classify elements (e.g., metal, nonmetal, me ...
Using mass to calculate molecular formula
... Benzene consists of 7.69% H and 92.31%C. Converting this to a formula gives CH. This is the simplest integer ratio. In fact a molecule of benzene has the formula C6H6. Empirical formula CH – simplest whole number ratio. Molecular formula C6H6 – actual number of atoms in the molecule. Percentages of ...
... Benzene consists of 7.69% H and 92.31%C. Converting this to a formula gives CH. This is the simplest integer ratio. In fact a molecule of benzene has the formula C6H6. Empirical formula CH – simplest whole number ratio. Molecular formula C6H6 – actual number of atoms in the molecule. Percentages of ...
K,7th Grade Test Review: Atoms and Chemical Reactions PART
... PART FOUR: Chemical Equations. For each equation, label the products and reactants. Then, count the number of atoms of each element on each side. Then fill in the blanks. ...
... PART FOUR: Chemical Equations. For each equation, label the products and reactants. Then, count the number of atoms of each element on each side. Then fill in the blanks. ...
Unit 2 Review: Chemistry - Mr. Hoover's Science Classes
... 1. The metal ion is always written first and retains its whole name 2. The non-metal is written second and has a slight change, the ending (suffix) is changed to –ide ...
... 1. The metal ion is always written first and retains its whole name 2. The non-metal is written second and has a slight change, the ending (suffix) is changed to –ide ...
AP Chemistry Name: Ch.2 – The Nuclear Atom Date: Period:
... Writing formulas and naming compounds can be confusing because there are different types of compounds that follow different rules. Additionally, some compounds (H2O, NH3, CH4, etc.) simply have common names that must be memorized. The two types of compounds we will focus on first are ionic compounds ...
... Writing formulas and naming compounds can be confusing because there are different types of compounds that follow different rules. Additionally, some compounds (H2O, NH3, CH4, etc.) simply have common names that must be memorized. The two types of compounds we will focus on first are ionic compounds ...
PowerPoint
... Elements- simplest kind of matter Cannot be broken down All one kind of atom. Compounds are substances that can be broken down by chemical methods • When they are broken down, the pieces have completely different properties than the compound. • Made of molecules- two or more atoms ...
... Elements- simplest kind of matter Cannot be broken down All one kind of atom. Compounds are substances that can be broken down by chemical methods • When they are broken down, the pieces have completely different properties than the compound. • Made of molecules- two or more atoms ...
Unit 7 Chap. 7 Chemical Formulas and Compounds
... 7. THE ALGEBRAIC SUM OF THE OXIDATION NUMBERS OF ALL ATOMS IN A NEUTRAL COMPOUND IS ZERO. 8. THE ALGEBRAIC SUM OF THE OXIDATION NUMBERS OF ALL ATOMS IN A POLYATOMIC ION IS EQUAL TO THE CHARGE OF THE ION. ...
... 7. THE ALGEBRAIC SUM OF THE OXIDATION NUMBERS OF ALL ATOMS IN A NEUTRAL COMPOUND IS ZERO. 8. THE ALGEBRAIC SUM OF THE OXIDATION NUMBERS OF ALL ATOMS IN A POLYATOMIC ION IS EQUAL TO THE CHARGE OF THE ION. ...
ORGANIC CHEMISTRY
... Compare saturated and unsaturated compounds and explain why the latter are more reactive. Draw the structural formula of benzene and explain the circle inside it. Explain what a functional group is and list several important examples. Compare inorganic acids, bases, and salts with their organic equi ...
... Compare saturated and unsaturated compounds and explain why the latter are more reactive. Draw the structural formula of benzene and explain the circle inside it. Explain what a functional group is and list several important examples. Compare inorganic acids, bases, and salts with their organic equi ...
Name: Midterm Review (Part II) Fill in the blanks (Chapter 6.1 – 6.3
... In which group in the periodic table are the most reactive metals? In which group in the periodic table are the most reactive nonmetals? Describe the trends in reactivity of nonmetals within groups ((Increase/Decrease down a group?) Is Bromine is more/less reactive than Chlorine? List three properti ...
... In which group in the periodic table are the most reactive metals? In which group in the periodic table are the most reactive nonmetals? Describe the trends in reactivity of nonmetals within groups ((Increase/Decrease down a group?) Is Bromine is more/less reactive than Chlorine? List three properti ...
Solid - burgess
... together 2. can be separated by physical means (such as filtration, distillation, and chromatography) 3. Two types i. heterogeneous-does not have uniform composition; individual substances remain distinct. Examples are colloids and suspensions such as muddy water ii. homogeneous-has a uniform compos ...
... together 2. can be separated by physical means (such as filtration, distillation, and chromatography) 3. Two types i. heterogeneous-does not have uniform composition; individual substances remain distinct. Examples are colloids and suspensions such as muddy water ii. homogeneous-has a uniform compos ...
Chapter 10 Handouts_1
... 10-16. Naming Compounds •A compound ending in -ide usually is composed of only two elements. Hydroxides which contain the OH- ion are an exception. Sodium Chloride=NaCl •A compound ending in -ate contains oxygen and two or more other elements. Calcium Sulfate=CaSO4 •When the same pair of elements o ...
... 10-16. Naming Compounds •A compound ending in -ide usually is composed of only two elements. Hydroxides which contain the OH- ion are an exception. Sodium Chloride=NaCl •A compound ending in -ate contains oxygen and two or more other elements. Calcium Sulfate=CaSO4 •When the same pair of elements o ...
Chapter 10_Handouts_6
... 10-16. Naming Compounds •A compound ending in -ide usually is composed of only two elements. Hydroxides which contain the OH- ion are an exception. Sodium Chloride=NaCl •A compound ending in -ate contains oxygen and two or more other elements. Calcium Sulfate=CaSO4 •When the same pair of elements oc ...
... 10-16. Naming Compounds •A compound ending in -ide usually is composed of only two elements. Hydroxides which contain the OH- ion are an exception. Sodium Chloride=NaCl •A compound ending in -ate contains oxygen and two or more other elements. Calcium Sulfate=CaSO4 •When the same pair of elements oc ...
Chapter 10 Handouts - Bakersfield College
... 10-16. Naming Compounds •A compound ending in -ide usually is composed of only two elements. Hydroxides which contain the OH- ion are an exception. Sodium Chloride=NaCl •A compound ending in -ate contains oxygen and two or more other elements. Calcium Sulfate=CaSO4 •When the same pair of elements oc ...
... 10-16. Naming Compounds •A compound ending in -ide usually is composed of only two elements. Hydroxides which contain the OH- ion are an exception. Sodium Chloride=NaCl •A compound ending in -ate contains oxygen and two or more other elements. Calcium Sulfate=CaSO4 •When the same pair of elements oc ...
Variation in Properties of Group II Compounds
... solutions. The reactivity of oxides towards water increases down the group. For example, BeO has a high degree of covalent characters, is inert and almost insoluble in water and acid; MgO is almost inert towards water but dissolves in acids to give salts. Other group II oxides dissolve in water with ...
... solutions. The reactivity of oxides towards water increases down the group. For example, BeO has a high degree of covalent characters, is inert and almost insoluble in water and acid; MgO is almost inert towards water but dissolves in acids to give salts. Other group II oxides dissolve in water with ...
PowerPoint - Balancing Equations
... • The arrow () is read as “yields” • Example C + O2 CO2 • This reads “carbon plus oxygen react to yield carbon dioxide” ...
... • The arrow () is read as “yields” • Example C + O2 CO2 • This reads “carbon plus oxygen react to yield carbon dioxide” ...
Chapter #2-Newest CPub
... does not change during a chemical reaction (Lavoisier). • Law of Definite (or Constant) Composition: No matter what its source, a particular chemical compound is composed of the same elements in the same parts (fractions) by mass (Proust). • The Law of Multiple Proportions: When two elements form a ...
... does not change during a chemical reaction (Lavoisier). • Law of Definite (or Constant) Composition: No matter what its source, a particular chemical compound is composed of the same elements in the same parts (fractions) by mass (Proust). • The Law of Multiple Proportions: When two elements form a ...