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$$$ Quiz $$$ Ionic and Metallic Bonding/Naming Ionic Compounds. Describe the octet rule. Atoms react to acquire the stable electron structure (8 e-) of a noble gas. $1. How many valence electrons are in an atom of selenium?. 6. $1. How many valence electrons are in an atom of calcium?. 2.
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$$$ Quiz $$$ Ionic and Metallic Bonding/Naming Ionic Compounds
Describe the octet rule. Atoms react to acquire the stable electron structure (8 e-) of a noble gas $1
What is the electron configuration of arsenide? 1s22s22p63s23p64s23d104p6 $2
What is the formula of rubidium sulfate? Rb2SO4 $2
When determining the chemical formula of a written compound with a transition metal, how can you determine the charge on that metal? Look at roman numeral $1
True or False. Sulfate is a cation. False $1
The number of oppositely charged ions surrounding a particular ion is known as the … coordination number $4
When Group 3A elements form ions, they _____ _____ electrons. lose, three $2
Which element when combined with bromine, would most likely form an ionic compound? carbon, lithium, chlorine, nitrogen lithium $1
What is the charge on Mn in the formula MnS2? How would you write out the formula? +4, manganese(IV) sulfide $2
What is the formula of ruthenium(VI) nitrate? Ru(NO3)6 $3
How would you write Cu3(PO3)2? copper(II) phosphite $3
True or False. Ionic compounds are also known as salts. True $1
Why are metals good conductors of electricity? mobile valence electrons, sea of electrons $2
Elements within a group have a similar number of _______ electrons. Valence $2
True or False. Cations form when an atom gains electrons. False $1
What is the chemical formula of tin(IV) carbonate? Sn(CO3)2 $3
What is the chemical formula of tin (II) carbonate? SnCO3 $3
True or False. In an ionic bond, atoms share electrons. False $1
A bond where electrons are shared is known as a _______ bond? covalent $2
Poor conductor of electricity … metals or non-metals? non-metals $1
Is there such a thing as S3-? No, only S2-, sulfide $1
A mixture of two or more metals is called an _____. alloy $1
Chromium can have the following charges, +2, +3, +4, +5, +6, +7. Write the formula for each of the oxides formed. CrO, Cr2O3, CrO2, Cr2O5, CrO3, Cr2O7 $2 $2 $2
Group 17 (7A) form anions known as …. halides $2
What is the net charge of the ionic compound strontium bromide? Zero, neutral compound $2
What is the chemical formula of indium(IV) hydroxide? In(OH)4 $3
What is the chemical formula of ammonium hydroxide? NH4OH $2
What is the chemical formula of phosphorus carbonate? Can’t exist, both are anions $3