g - Porterville College Home
... b. For cations, subtract one electron for each charge. Use this number of electrons exactly for bonding and non-bonding in the structure. These electrons must be distributed to all atoms such that each has an octet except hydrogen (“duet”). 2. Place atoms around a central atom (lone atom, or the ato ...
... b. For cations, subtract one electron for each charge. Use this number of electrons exactly for bonding and non-bonding in the structure. These electrons must be distributed to all atoms such that each has an octet except hydrogen (“duet”). 2. Place atoms around a central atom (lone atom, or the ato ...
AP Chemistry Summer Assignment 2016 revised
... Use print and Internet Resources to complete the following problems. The URLs below represent a fraction of the available chemistry addresses available. Please feel free to expand the list and find other web sites that help prepare you for the coming year. We recommend that you complete as many onl ...
... Use print and Internet Resources to complete the following problems. The URLs below represent a fraction of the available chemistry addresses available. Please feel free to expand the list and find other web sites that help prepare you for the coming year. We recommend that you complete as many onl ...
Chapter 7-8-9
... d. tetrahedral 22. Why do atoms share electrons in covalent bonds? a. to become ions and attract each other b. to attain a noble-gas electron configuration c. to become more polar d. to increase their atomic numbers 23. Which molecule has a single covalent bond? a. CO b. Cl c. CO d. N 24. What cause ...
... d. tetrahedral 22. Why do atoms share electrons in covalent bonds? a. to become ions and attract each other b. to attain a noble-gas electron configuration c. to become more polar d. to increase their atomic numbers 23. Which molecule has a single covalent bond? a. CO b. Cl c. CO d. N 24. What cause ...
PHYSICAL SETTING CHEMISTRY
... 5 An atom of lithium-7 has an equal number of (1) electrons and neutrons (2) electrons and protons (3) positrons and neutrons (4) positrons and protons ...
... 5 An atom of lithium-7 has an equal number of (1) electrons and neutrons (2) electrons and protons (3) positrons and neutrons (4) positrons and protons ...
Unit 1 Lecture PPT
... – Dependent variable - the variable that changes in response to a change in the independent variable ...
... – Dependent variable - the variable that changes in response to a change in the independent variable ...
Figure 1.01a: (a.)The surface of a single grain of table salt.
... Molecular formula = (ClCH2)2 = Cl2C2H4 ...
... Molecular formula = (ClCH2)2 = Cl2C2H4 ...
Chem EOC Review Cumulative Free Response
... oxygen is used at standard pressure? c) A 500 liter volume of helium gas is at a pressure of 750 mm Hg and has a temperature of 300K. What is the volume of the same gas at STP? d) Nitrogen (80 kPa), oxygen (21.0 kPa), carbon dioxide (0.03 kPa), and water vapor (2.0 kPa) are the usual atmospheric com ...
... oxygen is used at standard pressure? c) A 500 liter volume of helium gas is at a pressure of 750 mm Hg and has a temperature of 300K. What is the volume of the same gas at STP? d) Nitrogen (80 kPa), oxygen (21.0 kPa), carbon dioxide (0.03 kPa), and water vapor (2.0 kPa) are the usual atmospheric com ...
Chemical Stoichiometry
... 3. Divide each value of moles by the smallest of the values. 4. Multiply each number by an integer to obtain all whole numbers. Copyright©2000 by Houghton Mifflin Company. All rights reserved. ...
... 3. Divide each value of moles by the smallest of the values. 4. Multiply each number by an integer to obtain all whole numbers. Copyright©2000 by Houghton Mifflin Company. All rights reserved. ...
I Examen I Trim Science
... A solid is the state of matter that has a definite shape and volume. The particles in a solid do not move fast enough to overcome the attraction between them. Each particle vibrates in place and is locked in place by the particles around it. 2 types of solids: Crystalline solids: have a very ...
... A solid is the state of matter that has a definite shape and volume. The particles in a solid do not move fast enough to overcome the attraction between them. Each particle vibrates in place and is locked in place by the particles around it. 2 types of solids: Crystalline solids: have a very ...
CH 222 Chapter 8 Concept Guide
... The Lewis structure depicts C and O being bonded by a triple bond and each having a single lone pair. C O Each atom has a half-filled sp hybrid orbital it uses for sigma bond formation. Each atom also has a sp hybrid orbital that contains a lone electron pair. In addition, two pairs of electrons occ ...
... The Lewis structure depicts C and O being bonded by a triple bond and each having a single lone pair. C O Each atom has a half-filled sp hybrid orbital it uses for sigma bond formation. Each atom also has a sp hybrid orbital that contains a lone electron pair. In addition, two pairs of electrons occ ...
Chemistry Mid-Term Review: 2015-2016
... 11. Which noble gas does not have eight electrons in its highest occupied energy level? 12. Explain the difference between the first and second ionization energy of an element. 13. For groups 1A – 7A, how many electrons fill the outermost sublevel? 14. How are the electron configurations for the ato ...
... 11. Which noble gas does not have eight electrons in its highest occupied energy level? 12. Explain the difference between the first and second ionization energy of an element. 13. For groups 1A – 7A, how many electrons fill the outermost sublevel? 14. How are the electron configurations for the ato ...
Reporting Category 3: Bonding and Chemical Reactions
... Metals are also malleable, which means that they can be shaped and hammered into thin sheets. A force, such as the strike of a hammer, applied to the solid reshapes the lattice of cations because the cations can move through the “sea” of electrons without breaking the metallic bonds. For this same r ...
... Metals are also malleable, which means that they can be shaped and hammered into thin sheets. A force, such as the strike of a hammer, applied to the solid reshapes the lattice of cations because the cations can move through the “sea” of electrons without breaking the metallic bonds. For this same r ...
Chapter 3
... • Molarity: The most common way of expressing the amount of a substance dissolved in a solution – Conversion factor between moles and volume ...
... • Molarity: The most common way of expressing the amount of a substance dissolved in a solution – Conversion factor between moles and volume ...
Chapter 3
... Anions Prefixes are used when there is a series of four oxyanions. (usually the halogens) Per- is used to indicate one more O than the –ate ending and hypo- is used for one less O than the ...
... Anions Prefixes are used when there is a series of four oxyanions. (usually the halogens) Per- is used to indicate one more O than the –ate ending and hypo- is used for one less O than the ...
File
... Atoms want their valence shell to be full so they gain or lose electrons. Once the atom no longer has the same number of electrons as protons the atom has a charge. It is now called an ion instead. o Formation of Ions: Positive Ions are called CATIONS – they have lost electrons (metals do this) ...
... Atoms want their valence shell to be full so they gain or lose electrons. Once the atom no longer has the same number of electrons as protons the atom has a charge. It is now called an ion instead. o Formation of Ions: Positive Ions are called CATIONS – they have lost electrons (metals do this) ...
Campbell Biology, 10e (Reece) Chapter 2 The Chemical Context of
... C) an ionic bond D) a hydrophobic interaction 30) A covalent bond is likely to be polar when _____. A) one of the atoms sharing electrons is more electronegative than the other atom B) the two atoms sharing electrons are equally electronegative C) carbon is one of the two atoms sharing electrons D) ...
... C) an ionic bond D) a hydrophobic interaction 30) A covalent bond is likely to be polar when _____. A) one of the atoms sharing electrons is more electronegative than the other atom B) the two atoms sharing electrons are equally electronegative C) carbon is one of the two atoms sharing electrons D) ...
1 mole = 6.02 X 10 23 Particles
... D. What is the mass of 1 mole of a cmpd? 1) Formula of a cmpd tells us the # of atoms of each element in a rep. particle of that cmpd. 2) Calculate the gram molecular mass (gmm) or gram formula mass (gfm) by adding together the atomic masses of the atoms making up a molecule or F.U. ...
... D. What is the mass of 1 mole of a cmpd? 1) Formula of a cmpd tells us the # of atoms of each element in a rep. particle of that cmpd. 2) Calculate the gram molecular mass (gmm) or gram formula mass (gfm) by adding together the atomic masses of the atoms making up a molecule or F.U. ...
Mass Relationships in Chemical Reactions
... 1. Write the correct formula(s) for the reactants on the left side and the correct formula(s) for the product(s) on the right side of the equation. Ethane reacts with oxygen to form carbon dioxide and water ...
... 1. Write the correct formula(s) for the reactants on the left side and the correct formula(s) for the product(s) on the right side of the equation. Ethane reacts with oxygen to form carbon dioxide and water ...
Chapter 3
... Compounds containing C, H, and O are routinely analyzed through combustion in a chamber like the one shown in Figure 3.14. C is determined from the mass of CO2 produced. H is determined from the mass of H2O produced. O is determined by difference after the C and H have been ...
... Compounds containing C, H, and O are routinely analyzed through combustion in a chamber like the one shown in Figure 3.14. C is determined from the mass of CO2 produced. H is determined from the mass of H2O produced. O is determined by difference after the C and H have been ...
worksheer format 11-12
... Out of the three states of matter, solids are more common than liquid and gas. The main point in which a solid differs from the other two states is the fact that gases and liquid possess fluidity i.e. they can flow and are described as being fluid, while solids do not possess fluidity; instead they ...
... Out of the three states of matter, solids are more common than liquid and gas. The main point in which a solid differs from the other two states is the fact that gases and liquid possess fluidity i.e. they can flow and are described as being fluid, while solids do not possess fluidity; instead they ...
Chapter 2 1
... The number of protons – the atomic number – defines which element an atom is. All carbon atoms, for example, have 6 protons. All oxygen atoms have 8 protons. All hydrogen atoms have only one proton. But not all carbon, oxygen, or hydrogen atoms are the same. The number of neutrons that are found in ...
... The number of protons – the atomic number – defines which element an atom is. All carbon atoms, for example, have 6 protons. All oxygen atoms have 8 protons. All hydrogen atoms have only one proton. But not all carbon, oxygen, or hydrogen atoms are the same. The number of neutrons that are found in ...
Chemical formulae Worksheet
... APPENDIX 1: ORGANIC COMPOUNDS (REFERENCE GUIDE) Organic compounds are composed of carbon and hydrogen and sometimes a few other elements. Many organic compounds contain carbon, hydrogen, oxygen and/or nitogen. Organic compounds may be divided into hydrocarbons containing carbon and hydrogen(e.g. met ...
... APPENDIX 1: ORGANIC COMPOUNDS (REFERENCE GUIDE) Organic compounds are composed of carbon and hydrogen and sometimes a few other elements. Many organic compounds contain carbon, hydrogen, oxygen and/or nitogen. Organic compounds may be divided into hydrocarbons containing carbon and hydrogen(e.g. met ...
CHEMICAL FORMULAE AND EQUATIONS Molecule Empirical
... APPENDIX 1: ORGANIC COMPOUNDS (REFERENCE GUIDE) Organic compounds are composed of carbon and hydrogen and sometimes a few other elements. Many organic compounds contain carbon, hydrogen, oxygen and/or nitogen. Organic compounds may be divided into hydrocarbons containing carbon and hydrogen(e.g. met ...
... APPENDIX 1: ORGANIC COMPOUNDS (REFERENCE GUIDE) Organic compounds are composed of carbon and hydrogen and sometimes a few other elements. Many organic compounds contain carbon, hydrogen, oxygen and/or nitogen. Organic compounds may be divided into hydrocarbons containing carbon and hydrogen(e.g. met ...