Chapter 8
... (covalent bonds, sharing of electrons). • Form between ions resulting in ionic cmps (ionic bonds, electron transfer). • Chemical bonding model assumes molecule consists of individual chemical bonds. • Bond strength varies and is measured by bond energy (kJ/mol) = energy required to break a mole of b ...
... (covalent bonds, sharing of electrons). • Form between ions resulting in ionic cmps (ionic bonds, electron transfer). • Chemical bonding model assumes molecule consists of individual chemical bonds. • Bond strength varies and is measured by bond energy (kJ/mol) = energy required to break a mole of b ...
2 ppt
... Polar covalent bonds Pair of electrons not shared equally by 2 atoms Water = O + H oxygen has stronger “attraction” for the shared electrons than hydrogen oxygen has higher electronegativity ...
... Polar covalent bonds Pair of electrons not shared equally by 2 atoms Water = O + H oxygen has stronger “attraction” for the shared electrons than hydrogen oxygen has higher electronegativity ...
CHE 0315 SEM 3, 2013/14 TOPIC 5: CHEMICAL BONDING 1. State
... By using the aid of appropriate model, describe the formation of metallic bond.[3]/5c The metal atoms contribute their valence electrons to form a sea of delocalized electron and the positive metal ions in an orderly array. A metallic bond is formed by the electrostatic attraction between the positi ...
... By using the aid of appropriate model, describe the formation of metallic bond.[3]/5c The metal atoms contribute their valence electrons to form a sea of delocalized electron and the positive metal ions in an orderly array. A metallic bond is formed by the electrostatic attraction between the positi ...
BondingBasics11
... 2. If H2O and H2O2 are both compounds, how are they different? 3. How do atoms combine to form compounds? 4. How do ionic bonds and covalent bonds differ? How are they the same? 5. Think back to our global warming project. What compounds (greenhouse gases) have we already studied? Explain how the el ...
... 2. If H2O and H2O2 are both compounds, how are they different? 3. How do atoms combine to form compounds? 4. How do ionic bonds and covalent bonds differ? How are they the same? 5. Think back to our global warming project. What compounds (greenhouse gases) have we already studied? Explain how the el ...
Chem 400 Chem 150 REVIEW SHEET Amanda R
... o Elements in groups 1,2,13 and 14 form cations (positively charged ion) o Elements in groups 15, 16 and 17 form anions (negatively charged ions) o Most transition metals form cations of various charge Trends in Periodic Table – trends of elements to predict formation of bonds o Counting valence ele ...
... o Elements in groups 1,2,13 and 14 form cations (positively charged ion) o Elements in groups 15, 16 and 17 form anions (negatively charged ions) o Most transition metals form cations of various charge Trends in Periodic Table – trends of elements to predict formation of bonds o Counting valence ele ...
unit 2 - chemistry
... (valence) and bonding is the result 3.bonding – sharing, or giving/ receiving of valence electrons – chemical reaction B. Molecule – 2 or more atoms chemically combined C. Compound – combination of 2 or more elements D. Bonding 1. ionic – giving or receiving of e- (bond) transfer e- results in a c ...
... (valence) and bonding is the result 3.bonding – sharing, or giving/ receiving of valence electrons – chemical reaction B. Molecule – 2 or more atoms chemically combined C. Compound – combination of 2 or more elements D. Bonding 1. ionic – giving or receiving of e- (bond) transfer e- results in a c ...
CHAPTER 10 - NUCLEAR PHYSICS
... An atom of calcium has 2 valence electrons. An atom of chlorine has only 1 space(7 valence electrons). So it takes two chlorine atoms to accommodate the two valence electrons in calcium. The formula is CaCl2. When writing formulas for most ionic and covalent binary compounds, use the criss-cross met ...
... An atom of calcium has 2 valence electrons. An atom of chlorine has only 1 space(7 valence electrons). So it takes two chlorine atoms to accommodate the two valence electrons in calcium. The formula is CaCl2. When writing formulas for most ionic and covalent binary compounds, use the criss-cross met ...
Small Business Success on the Web
... Two atoms can share more than one pair of electrons double bonds (2 pairs of electrons) triple bonds (3 pairs of electrons) ...
... Two atoms can share more than one pair of electrons double bonds (2 pairs of electrons) triple bonds (3 pairs of electrons) ...
05 Chemistry Basics with Flips 2011
... Two atoms can share more than one pair of electrons double bonds (2 pairs of electrons) triple bonds (3 pairs of electrons) ...
... Two atoms can share more than one pair of electrons double bonds (2 pairs of electrons) triple bonds (3 pairs of electrons) ...
How are Molecules Depicted? - Belle Vernon Area School District
... Lewis Structures Valence e- = an e- in the outermost E level of an atom and determines the chemical properties Lewis Structure = a structure in which e- are represented by dots: dot pairs or dashes b/t 2 atomic symbols represents pairs in covalent bonds ...
... Lewis Structures Valence e- = an e- in the outermost E level of an atom and determines the chemical properties Lewis Structure = a structure in which e- are represented by dots: dot pairs or dashes b/t 2 atomic symbols represents pairs in covalent bonds ...
First Semester Honors Chemistry Exam Review (2011
... 38. A spherical electron cloud surrounding an atomic nucleus would best represent which orbital (s)? 39. How many orbital shapes are in the first energy level? Second? Third? Fourth? What are they? 40. Both copper (atomic number 29) and chromium (atomic number 24) appear to break the pattern in the ...
... 38. A spherical electron cloud surrounding an atomic nucleus would best represent which orbital (s)? 39. How many orbital shapes are in the first energy level? Second? Third? Fourth? What are they? 40. Both copper (atomic number 29) and chromium (atomic number 24) appear to break the pattern in the ...
Shapes of Molecules and Bonding
... In reality this is what do in order to convert a molecular formula to a Lewis dot structure ...
... In reality this is what do in order to convert a molecular formula to a Lewis dot structure ...
Exam 3 Key
... a. What is the hybridization for the left oxygen atom? sp3 b. What is the hybridization for the right oxygen atom? sp2 c. What is the hybridization for the top oxygen atom? sp2 d. What is the hybridization for the nitrogen atom? sp2 e. Write a description of the bonding, stating whether each bond is ...
... a. What is the hybridization for the left oxygen atom? sp3 b. What is the hybridization for the right oxygen atom? sp2 c. What is the hybridization for the top oxygen atom? sp2 d. What is the hybridization for the nitrogen atom? sp2 e. Write a description of the bonding, stating whether each bond is ...
Problem set 1
... NNN is sufficiently bulky that only 4 other ligands can bind to the metal. How many possible geometric isomers for Ln(NNN)L4 (L = monodentate ligand) are there for each coordination geometry? [Q from 2004 midterm] Count the number of different types of triangular face on each coordination geometry. ...
... NNN is sufficiently bulky that only 4 other ligands can bind to the metal. How many possible geometric isomers for Ln(NNN)L4 (L = monodentate ligand) are there for each coordination geometry? [Q from 2004 midterm] Count the number of different types of triangular face on each coordination geometry. ...
Chapter 2 - Chemical Context of Life
... Ionic bonds occur when two atoms are so unequal in their attraction for e- that one atom will strip the e- from its partner. These ...
... Ionic bonds occur when two atoms are so unequal in their attraction for e- that one atom will strip the e- from its partner. These ...
Covalent Bonding
... Remember… • Ionic bonds forms between metals and nonmetals. • An ionic bond happens when one atom transfers its valence electron(s) to another atom. ...
... Remember… • Ionic bonds forms between metals and nonmetals. • An ionic bond happens when one atom transfers its valence electron(s) to another atom. ...
Remember Question words
... Atomic structure nucleus (protons, neutrons) shells (electrons) shell = a particular region where electrons can orbit the nucleus of an atom valence electron = an electron in the outermost shell of an atom charges (positive = proton; neutral = neutron; negative = ...
... Atomic structure nucleus (protons, neutrons) shells (electrons) shell = a particular region where electrons can orbit the nucleus of an atom valence electron = an electron in the outermost shell of an atom charges (positive = proton; neutral = neutron; negative = ...
Learning Standards vocab chemical basis and molecules of life 09
... Given the number of protons, identify the element using a Periodic Table. Explain the arrangement of the elements on the Periodic Table, including the significant relationships among elements in a given column or row. Explain how ions and ionic bonds are formed (e.g., sodium atoms lose an elec ...
... Given the number of protons, identify the element using a Periodic Table. Explain the arrangement of the elements on the Periodic Table, including the significant relationships among elements in a given column or row. Explain how ions and ionic bonds are formed (e.g., sodium atoms lose an elec ...
InorgCh15.1
... 2) Gain or loss of electrons from two isolobal fragments yields isolobal fragments a) CH3 [Fe(CO)5]+ [Cr(CO)5]- (7e- or 17e- species) b) CH3+ [Fe(CO)5]2+ [Cr(CO)5]o (6e- or 16e- species) c) CH3- [Fe(CO)5]o [Cr(CO)5]2- (8e- or 18e- species) 3) Other ligands besides CO can be u ...
... 2) Gain or loss of electrons from two isolobal fragments yields isolobal fragments a) CH3 [Fe(CO)5]+ [Cr(CO)5]- (7e- or 17e- species) b) CH3+ [Fe(CO)5]2+ [Cr(CO)5]o (6e- or 16e- species) c) CH3- [Fe(CO)5]o [Cr(CO)5]2- (8e- or 18e- species) 3) Other ligands besides CO can be u ...
First Semester Final - Review Questions
... 37. Describe the different amounts and kinds of damage in matter produced by the different penetrations of each type of radioactive decay. 38. How does the energy release in a nuclear reaction compare to the energy release in a chemical reaction. Investigation and Experimentation 39. What is the pur ...
... 37. Describe the different amounts and kinds of damage in matter produced by the different penetrations of each type of radioactive decay. 38. How does the energy release in a nuclear reaction compare to the energy release in a chemical reaction. Investigation and Experimentation 39. What is the pur ...
1 - shawnschmitt
... g. Mole- the amount of particles in 12g of Carbon-12, also, the amount of substance having 6.022x1023 of any kind of particle h. half-life- the amount of time required for ½ of the mass of an isotope to decay i. metalloid- those elements that have properties of both metals and nonmetals j. Ionizatio ...
... g. Mole- the amount of particles in 12g of Carbon-12, also, the amount of substance having 6.022x1023 of any kind of particle h. half-life- the amount of time required for ½ of the mass of an isotope to decay i. metalloid- those elements that have properties of both metals and nonmetals j. Ionizatio ...
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double bond
... in the molecule using Lewis structures. • 2 Predictions of the geometry of the molecules using the valence shell electron pair repulsion (VSEPR) model. • 3 Description of the type of atomic orbitals used by the atoms to share electrons or hold lone pairs. ...
... in the molecule using Lewis structures. • 2 Predictions of the geometry of the molecules using the valence shell electron pair repulsion (VSEPR) model. • 3 Description of the type of atomic orbitals used by the atoms to share electrons or hold lone pairs. ...
B. Electron Deficient (less than an octet)
... Total of 4 valence electrons Not the same as unsaturated systems that achieve the 8e- (octet) through the formation of multiple bonds. C. Electron Rich (greater than an octet) Valence shell expansion occurs with elements beyond the 2nd row s, p, d levels are all available ...
... Total of 4 valence electrons Not the same as unsaturated systems that achieve the 8e- (octet) through the formation of multiple bonds. C. Electron Rich (greater than an octet) Valence shell expansion occurs with elements beyond the 2nd row s, p, d levels are all available ...