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Formula writing Formula writing
Binary compounds Two elements only End in ide Binary ionic-metal and nonmetal Binary molecular – 2 nonmetals
Binary ionic compounds Group A metal – name normal Second element changed to an ide ending
Binary ionic compounds CaCl 2 Na 2 O AlBr 3 BaS LiI Calcium chloride Sodium oxide Aluminum bromide Barium Sulfide Lithium iodide
Binary molecular coumpounds Always two nonmetals First nonmetal name normal Second nonmetal always ends in ide Must identify the numbers hanging down (subscripts)
Prefixes Mono- Di- Tri- Tetra- Penta- Hexa – Hepta- Octa- Nona- Deca
Binary molecular compounds CO N 2 O 5 P SO 3 PCl 5 Carbon monoxide Dinitrogen pentoxide Diphosphorus trioxide Sulfur trioxide Phosphorus pentachloride
Binary ionic w/group B Still two elements Still a metal and nonmetal First element from group B not A Still ends in ide Must name metal completely Must know all oxidation states of the metal
Binary group B PbCl 2 PbCl 4 CuCl CuCl 2 Lead chloride Copper chloride
PbCl 2 PbCl 4 Lead (II) chloride Plumbous chloride Lead (IV) chloride Plumbic chloride
CuCl CuCl 2 Copper (I) chloride cuprous chloride Copper (II)chloride cupric chloride
CrO NiCl 2 CoI 3 FeBr 2 SnO Chromous oxide Chromium (II) oxide Nickelous chloride Nickel (II) chloride Cobaltic iodide Cobalt (III) iodide Ferrous bromide Iron (II) bromide Stannous oxide Tin (II) oxide
Discussion 6-1 Chemical Names & Formulas 1. How are ionic compounds named? 2. How is the chemical formula written for an ionic compound? 3. Why are molecular.
NAMING COVALENT COMPOUNDS. Naming Covalent Compounds Prefixes SubscriptPrefix 1mono- 2di- 3tri- 4tetra- 5penta- SubscriptPrefix 6hexa- 7hepta- 8octa-
WRITING FORMULAS AND NAMING COMPOUNDS. Binary Compounds Made up of only 2 elements Two types of Binary Compounds 1. Ionic Compounds- metal and nonmetal.
NOMENCLATURE NAMING SYSTEM. ENDINGS OF ANIONS (-IDE)
Naming Binary Molecular Compounds. Binary Molecular Compounds Compounds between two nonmetals First element in the formula is named first. Keeps.
Naming Binary Molecular Compounds. Binary Molecular Compounds Compounds between two nonmetals Compounds between two nonmetals First element in the formula.
Chapter 4 Binary compounds Binary (ionic) compounds formed from a metal and non- metal –Example NaCl formed from Na + (a metal) and Cl - (a non-metal)
B.9 Continued-ish In which you will learn about: Naming covalent (molecular) compounds.
Nomenclature Naming Binary Compounds. Binary Ionic Compounds Contain 2 different elements Name the metal first, then the nonmetal as -ide. Use name of.
NOMENCLATURE. Inorganic Nomenclature Using different oxidation states Potassium + oxygen K O K 2 O potassium oxide.
Warm-Up 11/19 Questions on Page 17? Warm-Up 11/19 Name or write the formula for the following ionic compounds CuOH- lithium fluoride Fe(NO) 2.
+ What’s in a name?. + LOL ASAP FYI BRB + What are chemical formulas? What can a chemical formula tell us? Number of atoms of a particular element present.
Types of Chemical Bonds Ionic bonds are the electrostatic forces that exist between ions of opposite charges They form between a metal and a nonmetal.
Unit 5 Nomenclature. ChemNotes 5.1: Naming of Ionic Compounds How do we communicate with other scientists? Obj: In this lesson you should learn: How to.
Naming and Formula Writing Practice, practice, practice.
Type III Binary Compounds Key Points 2 non-metals bonding non metals have positive oxidation states.
Chapters 4 & 5 – Formation of Compounds Naming Compounds And Writing Formulas.
UNIT 6 BONDING AND NOMENCLATURE LESSON 3 NAMING COMPOUNDS.
Binary Molecular Review naming Binary Molecular notes Practice Homework – all four mixed!
1 Determining Formulas The Criss-Cross Method Examples 1) Na +1 + O -2 2) Ca +2 + P -3 3) C +4 + O -2 Na 2 O Ca 3 P 2 C 2 O 4 reduced to CO 2.
IIIIIIIV Chemical Bonding Chapter 7 Section 1 Pages
Chemistry. For cations ◦ Keeps its elemental name ◦ Examples:Na + – sodium ion Al 3+ – aluminum ion For anions ◦ Change the ending of the elemental.
Naming Chemical Compounds. Ionic Compounds An ionic compound is a compound that is formed when a positive ion and a negative ion coming together and stick.
Representing Chemical Compounds Naming Compounds and Writing Chemical Formulas.
Naming Chemical Compounds: A Review Ionic Compounds Covalent Compounds.
Naming Compounds Ionic Compounds : metals and non-metals metals and non-metals Molecular Compounds : combination of non-metals combination of non-metals.
Stock System-New Naming System Some metal elements can form two or more cations with a different charge. The stock system denotes the specific ion by putting.
CHAPTER 7 CHEMICAL NOMENCLATURE. MOLECULAR COMPOUNDS Consists of nonmetals covalently bonded to: Nonmetals Metalloids.
Chemical BONDING IONIC & COVALENT NAMING RULES/PRACTICE When elements react.
Chapter 5 Naming Compounds Writing Formulas. Naming Binary Ionic Compounds l Binary Compounds - 2 elements. l Ionic - a cation and an anion. l To write.
Formula Writing and Nomenclature. What is an ion? An ion is a ______________. It may be a ____ or ___charge. Lose electrons cation (+) Gain.
Molecular Compounds Held together by Covalent bonds. –Between two or more non-metal elements. –Sharing of electrons –Name using prefixes. Subscripts after.
Naming Molecular Compounds Nonmetal + Nonmetal molecules.
Naming Binary Compounds. How many compounds are currently known? With 4 million known compounds, is it convenient to have to memorize their names?
Binary Molecular Compounds Nonmetal + Nonmetal. Binary Compounds Containing Two Nonmetals To name these compounds, give the name of the less electronegative.
Notes 7&9A Ionic and Molecular Compounds Writing Formulas and Naming.
Covalent (Molecular) Compounds *A covalent bond is a chemical bond in which two or more electrons are shared by two atoms. All are formed from two or.
Naming and Writing Formulas for Compounds. Ionic Compounds Two Systems for naming: 1.Stock (Roman numerals) 2.Old System.
Chapter 6: Chemical Names and Formulas Part 1 - Binary Compounds.
Chapter 6 Lesson 3 (Part I) “Names and Formulas for Ionic Compounds”
P. Sci. Unit 9 Chemical Compounds Chapter 6. Part 2 Compound Names and Formulas.
CHEMICAL FORMULAS CO 2 Has 2 elements: carbon and oxygen Has 3 atoms 1 C atom and 2 O atoms C 6 H 12 O 6 Has 3 elements, and 24 atoms.
REVIEW: Where an atom is located in the periodic table can be used as a tool for figuring out what ions are formed by different elements: Atoms of.
In this chapter you will learn about compounds and their names and formulas.
16.2 Chemical Formulas and Oxidation Numbers All compounds have an electrical charge of zero (they are neutral). An oxidation number indicates the charge.
Chemical Names and Formulae SNC1P Mr. M. Couturier.
6-1 Notes Chemical Bonds and Compounds. Compounds have different properties from the elements that make them. O xygen and H ydrogen are both colorless,
Warm up take out a blank sheet of paper and match the following terms… 1. Made of two nonmetals 1. Made of two nonmetals 2. Made of a metal and.
PSC 4012 Ionic Phenomena: A study of an environmental problem.
I. Formulas a)Chemical Formula: represents the type and number of element(s) in a chemical compound. The type of element is represented by its chemical.
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