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Science Ch.18

Chapter 18 Chemical Bonds Review

QuestionAnswer
34.Shows which elements are in a compound and their ratios Chemical Formula
26.A compound composed of two elements Binary Compound
35. which elements are least likely to react with other elements (metals, nonmetals, noble gases, transition elements) Transition Elements
28.a positively or negatively charged particle Ion
29.a chemical bond between oppositely charged ions Ionic Bond
30.a bond formed from shared electrons Covalent Bond
36.What is the name of CuO (copper oxide, copper(I) oxide, copper(II) oxide, copper(III) oxide) Copper Oxide
32.a particle made of covalently bonded atoms Molecule
39. which is a binary ionic compound (O2 H2SO4, NaF, Cu(NO3)2) #Numbers are the elements composition, Amount of said element NaF
41. Which of the following is an atom that has gained an electron (- ion, + ion, polar molecule, nonpolar molecule) Negative Ion
42.which of these is an example of a covalent compound (Sodium Chloride, Calcium Fluoride, Calcium Chloride, Sulfur Dioxide) Sodium Chloride
1.What element is not part of the compound NH4NO3 (Nitrogen, Oxygen, Nickel, Hydrogen) Nickel
8.How many electrons are in an argon atom (8, 10, 18, 26) 18
17.What information is given in a chemical formula tells us the number of atoms of each element in a compound. It also contains the symbols of the atoms of the elements present in the compound as well as how many there are for each element in the form of subscripts.
18.Describe the bonds (3) ionic(attraction between opposite charges), covalent(Attraction of elements sharing electrons), chemical(Holds atoms together),
1.What is the formula of the compound formed when ammonium ions (NH4+) and Phosphate ion (P O4 3-) combine Ammonium(III) Phosphate (NH4)3(PO4)
2.Show how the sum of positive and negative charges in the unit of calcium chloride (Ca Cl 2) equals zero Ca=+2 Cl=-1 Ca/1= 2 Cl*2=Cl2= Ca Cl2
3.What is the formula for Iron(III) oxide Fe2O3
4.how many hydrogen atoms are in three molecules of ammonium sulfate, (N H4)2 SO4 8
7.What is the formula for lead(IV) oxide PbO2
10.What is the name of Na F Sodium Fluoride
11.what is the name of Al3 O3 Aluminum Oxide
Created by: Anubisgodofdeath
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