Chemical Bonding Ionic Compounds. Ionic Compound: 1. ionic compounds form crystals 2. high melting and boiling points 3. hard and brittle 4. conduct electricity.

Slides:



Advertisements
Similar presentations
Ionic Bonds For review pages Sections 8:1- 8:3
Advertisements

Atoms can attain a more stable arrangement of electrons in their outermost shell by interacting with one another. An ionic bond is formed when electrons.
Chapter 5 Section 2 – Ionic Bonding and Salts
15.2 Notes: Ionic Bonds.
Chemical Bonding Ionic Bonding and Ionic Compounds.
Ionic Bonding. CA Standards  Students know atoms combine to form molecules by sharing electrons to form covalent or metallic bonds or by exchanging electrons.
COVALENT BONDS Chapter 5 Section 3.
Objectives Know atoms combine to form molecules by sharing electrons to form covalent or metallic bonds or by exchanging electrons to form ionic bonds.
Unit 04 Chemical Bonding.
IONIC BONDING PART 2.
Chapter 15 Ionic Bonding. Valence Electrons  Do the electron configuration for the following elements Li Be B O F Ne.
Ionic Bonds and Ionic Compounds
 Chapter 7.  What is a chemical bond? o The force that holds two atoms together.  Bond formation o attraction between the positive nucleus of one atom.
WHAT IS AN IONIC REACTION? A CHEMICAL REACTION THAT INVOLVES LOSS AND GAIN OF ELECTRONS.
Chapter 2: Sections 3 Ionic Bonds What is an Ion? An atom or group of atoms that has become electrically charged An atom or group of atoms that has become.
 Define these words  Ion  Ionic bond  Ionic compound  Chemical formula  Subscript  Covalent bond.
How to Hold it Together Ionic Bonds Ch. 5, Sec. 2.
Matter Trends and Chemical Bonding Expectations: B2.1, B2.4, B2.6, B2.7, B3.4, B Ionic Compounds.
Chapter 7: Ionic and Metallic Bonding Section 2: Ionic Bonds and Ionic Compounds.
1.  Chemists believe that many chemical compounds contain ions  Common Properties of these compounds: ◦ High melting point (ex: salt melt at 800*C)
PAP Chapter 6 CHEMICAL BONDING Cocaine. Chemical Bonding  A chemical bond is a mutual electrical attraction between the nuclei and valence electrons.
Ionic Bonding and Ionic Compounds I can classify a bond as ionic and describe the characteristics including bond length, bond energy, and lattice structure.
Chemical Bonding.
Ionic Bonds Formed by a transfer of electrons Bonds between metal + oxygen are called oxides Bonds between metal + non-metal (except oxygen) are called.
Ionic Compounds & Covalent Bonding
Ionic Bonding & Ionic Compounds. Objectives Explain how ionic compounds are formed Explain the electrical charge of an ionic compound Describe three properties.
Bonding Why do atoms bond? The octet rule – all atoms bond so they have 8 electrons in their outer shell, so that it is FULL.
Ionic Bonding. Chemical bond-the attractive force that holds atoms of ions together What was an ion? How are they formed? Ionic Bond- a bond formed between.
Flashcards for Ionic & Metallic Bonding. What particle is transferred in ionic bonding? Electron.
(2.2) CHEMICAL COMPOUNDS (p ; ). Chemical Formulas The short form of a chemical compound is called the chemical formula. H2OH2O Symbol for.
Ionic Compounds. Learning Goals Describe the relationship between chemical formulae, composition, and names of ionic compounds Describe the properties.
1. How are the noble gases different from other groups of elements? a. Their atoms do not react easily with other atoms. b. They are nonmetals. c. They.
Objective: To Introduce ionic bonds and ionic compounds Do Now: Write the electron dot configuration for the following elements: -Sodium -Chlorine -Barium.
Chemical Formulas Uses chemical symbols to represent the atoms of the elements and their ratios in a chemical compound Example: CO 2.
Types of Chemical Bonds Notes Write everything in green font.
Ionic substances C2.1/2 10-Jul-11. Metal + Non-metal Metal atoms Non-metal atoms + ions– ions electrons Ionic compound Atoms get full outer shells.
Ionic Bonding.
Chapter 7 Ionic and Metallic Bonding 7.2 Ionic Bonds and
Introduction to Chemical Bonding
Chapter 6B: Chemical Bonding
PAP Chapter 6 CHEMICAL BONDING
RECAP: Chemical Bond The forces that hold groups of atoms together and make them function as a unit Bonding involves only the valence electrons There are.
Chemical Bonding.
Ionic Bonds and Ionic Compounds
Bonding.
Ionic Bonds and Compounds
Ch. 7 Ionic and Metallic Bonding
Binary Ionic Compounds
Ionic Bonds.
Ionic Bonds.
Ionic Bonding.
Goal: To master Learning Targets #1-5 on chemical bonding
Ch. 15 Notes---Ionic Bonding & Ionic Compounds
Ionic Compounds and Metals
Chapter 7 Ionic and Metallic Bonding 7.2 Ionic Bonds and
NC Standards Students know atoms combine to form molecules by sharing electrons to form covalent or metallic bonds or by exchanging electrons to form ionic.
Chapter 6B: Chemical Bonding
Flashcards for Ionic & Metallic Bonding
Chemical Bonding Chapter 13 Ionic Bonds Section 2
NC Standards Students know atoms combine to form molecules by sharing electrons to form covalent or metallic bonds or by exchanging electrons to form ionic.
Types of Bonds Topic 3 lesson 4.
COVALENT BONDS Chapter 5 Section 3.
Ionic Bonding.
Ionic compounds made up of positive and negative ions, but overall neutral Consist of a metal and nonmetal Also can include polyatomic ions which is a.
Chemical Bonds.
Formation of Ionic Bonds
Ionic Bonding.
Chemical Bonding Chapter 11.
Ionic Bonding.
Chapters 7 and 8 – Bonding.
Presentation transcript:

Chemical Bonding Ionic Compounds

Ionic Compound: 1. ionic compounds form crystals 2. high melting and boiling points 3. hard and brittle 4. conduct electricity when dissolved in water or melted Properties Composed of a metal (cation) and nonmetal (anion) Ionic bond – oppositely charged ions attract Electrically neutral (+) = (-)

Steps to Ionic Bonding Copy the problem Draw the Lewis Structure for ea. element used in bonding CATION = RED ANION = BLUE/GREENISH Show donated e - with an arrow Show New ions charges Put a BOX around the Formula

Ionic Bonding Na Cl 1. Sodium and Chlorine ● ●● ● ● ● ● ● donates e - Na + ● Cl ● ● ● ● ● ● ● 2. Potassium and Oxygen K O ● ● ● ● ● ● donates e - K+K+ ● O ● ● ● ● ● ● ● ● + + K ● K+K K2OK2O NaCl +1 Does O have 8?

Al 3. Aluminum and Bromine Mg N ● ● ● ● ● Mg +2 ● N ● ● ● ● ● ● ● ● + ● -3 ●● ● ● ● ● ● ● Al + 3 ● Br ● ● ● ● ● ● ● + ● ● ●● ● ● ● ● ● ●● ● ● ● ● ● +3 ● Br ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● Mg 4. Magnesium and Nitrogen Mg ● ● ● ● N ● ● ● ● ● Mg +2 ● N ● ● ● ● ● ● ● -3 AlBr 3 Mg 3 N 2 Does Al have more electrons? Does N have 8 yet? What about Mg’s other e-? Does N have 8 yet?

Characteristic Covalent compound Molecular compound Ionic compound Representative unit Molecule (atoms sharing electrons) Formula unit (balance of oppositely charged ions) Type of elementsNonmetallic Metallic combined with nonmetallic Melting & Boiling point LowHigh Important differences between covalent and ionic compounds

Bonding in Metals Metallic bonds – the attraction between positive ions and surrounding mobile electrons Sea of Electrons Metal cations Good conductors of electrical current, ductile (wires), malleable (forced into shapes)