PPT-Ch. 22 Chemical Bonds What is a Chemical Formula?

When elements combine to form compounds a chemical reaction occurs creating a new compound with properties that are different from the original elements When a new compound is formed it has a new chemical formula A . US Savings Bonds offer a safe easy way to save money while making a solid addition to your investment portfolio In fact millions of Americans take advantage of savings bonds competitive rates Whether you choose Treasurys I Bond or EE Bond your money 18 April 2002. 341st CONS. Home of the. Two-Time AFSPC. Top Dollar Champions!. “Takin’ Care of Business”. 2. Agenda. Definitions. Types of Bonds. Bid Guarantees. Performance & Payment Bonds. Tells the . relative. number of atoms of each element in a . compound. Molecular: (. covalent. bonding). Formula represents the number of . atoms . of each . element. in a single . molecule. Ionic: (. Bonds and Energy. Breaking chemical bonds . requires. energy. Forming chemical bonds . releases. energy. The amount of energy required or released for a chemical process depends on the number and types of bonds that are formed and broken. cation. bonds with Bromine.. Write the formula for . . gold(I) sulfide.. In the ionic compound Co. 3. N. 2. ,. which . cation. is present? . . Co (II) or Co (III). Ionic Bonds Containing . Transition Metals. Traditionally known as a “safe investment”. Typically less volatile than stocks. Offer regular interest payments. Have first priority in any liquidation. The Safer Alternative to Bonds. . Jim Royal (September, 2011). Add the new notes to your . table of contents. , and then turn to the next clean page and set up your title and date. Tape the two slides into your INB flat down, directly under your title - they do not need to flip up. is . concerned that he cannot remember all of the important information about the . different types of. chemical bonds, so he asks his . tutor, Josh, . to help him review the different types of chemical bonds prior to choosing his research topic. . Covalent Bond. bond formed when atoms share electrons.. Examples – . HCl. , H. 2. O, CO. 2. Ionic Bond. bond formed when an atom gains or loses electrons.. Examples – . NaBr. , . NaCl. , . KBr. I. Percent Composition. Think about this:. How would you find the percent of boys in our class?. # of boys (part)____. x 100% . Total # of students (whole). I. Percent Composition. . Changes or transforms chemicals into . other. chemicals. Ex: Iron + Oxygen . . Iron Oxide (rust). Physical Science Review. What is the product?. What are the reactants?. Chemical formula. . shows the kind and proportion of atoms of each element that occurs in a particular compound. The key words are emphasized in bold . and there is a list of them at the end of the presentation. . Chemical Reactions. When a chemical reaction occurs, new substances (called . products. ) form from the substances taking part in the reaction (called . Determining Molecular Formulas. Calculate the molecular formula of a compound whose molar mass is 60.0 g/mol and has an empirical formula of CH4N.. What you need:. Empirical Formula. Molar Mass. Calculate the molar mass of the empirical formula. SmartStarter. What is the octet rule?. SmartStarter. Draw the electron dot diagram for ionic compound MgCl. 2. Compare. – Eyes on Chemistry. Epsom Salts. Rock Salt. Sucrose. One more…. WHAT DO YOU NOTICE ABOUT THEIR STRUCTURE?.