Put prefixes in front of element names to tell how many atoms are there. So the first step is determining if the compound is ionic, covalent, or an acid. Valencies can be used to determine the formula of some covalent compounds. Learn how to easily name ionic and covalent compounds. Use the chart to help you compare ionic compounds and covalent compounds. Ions of either variety may contain either a single element or more than one element. Steps to naming ionic and covalent compounds owlcation. When metal and nonmetal atoms combine, they form ionic bonds. Covalent compounds form individual molecules that are not connected to each other. Determine the chemical formula of compounds formed between the following pairs of nonmetallic elements using valencies. If you dont see any interesting for you, use our search form on bottom v. Recall that ionic compounds consist of a positively charged cation and a negatively charged anion. Nomenclature and the periodic table atomic number number of.
The first element in the formula is simply listed using the name of the element. Nonmetal atoms in polyatomic ions are joined by covalent bonds, but the ion as. This does not mean there are two atoms, but two types of atoms, so al 2s 3 is a binary ionic compound. Covalent bonds form when two or more nonmetals combine. When an ion consists of more than one element, we refer to it as a polyatomic ion. Then, use the correct formula writing rules to write the correct chemical formulas for each compound. On the right side, place the letters of the statements that are only true of covalent compounds.
Nomenclature of ionic, covalent, and acid compounds. Pogil activities for high school answer key naming ionic. Metal and nonmetal 2 nonmetals 3 or more elements polyatomic compound covalent compound ionic compound use greek prefixes. Metals combine with nonmetals to give ionic compounds. Formulas and nomenclature of ionic and covalent compounds. Ionic and covalent compound naming flashcards quizlet. To name compounds and to determine molecular formulae from names a knowledge of.
Then, use the correct naming rules to write the correct names for each compound. Many of these ions have common or trivial names ic endings go with the. Covalent compounds are formed when two nonmetals react with each other. Metals combine with polyatomic ions to give ionic compounds. The rules are simple, name the cation first and the anion second, giving the anion the ide suffix. Ionic or covalent chemical formula 1 copper ii chlorite. Binary ionic compounds containing a metal and a nonmetal 2.
A system of numerical prefixes is used to specify the number of atoms in a. Pdf the aim of this study was to describe the understanding of freshmen. First, identify whether these compounds are ionic or covalent. When you have finished the first ten problems, bring them up to the teacher to be checked.
Write the chemical names and formulas for ionic and covalent compounds. On the left side, place the letters of the statements that are only true of ionic compounds. Ionic and covalent structure ionic compounds form a crystalline lattice a repeating pattern of ions. Naming binary twoelement covalent compounds is similar to naming simple ionic compounds. Dont use mono for first name, but always for second name. Learn vocabulary, terms, and more with flashcards, games, and other study tools. We have the basis for predicting how elements can combine. Once it is determined that the compound is ionic or covalent, the student can be asked to do either of. Covalent or molecular compounds form when elements share. On this page you can read or download pogil activities for high school answer key naming ionic compounds in pdf format. The second element is named by taking the stem of the element name and adding the suffix ide. Be the first team in the room to correctly get all the names on this sheet right. Binary ionic compounds are between a metal and nonmetal.
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