$$$ quiz $$$ ionic and metallic bonding/naming ionic compounds
TRANSCRIPT
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$$$ Quiz $$$
Ionic and Metallic Bonding/Naming Ionic
Compounds
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Describe the octet rule.
Atoms react to acquire the stable electron structure (8 e-) of a noble gas
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How many valence electrons are in an atom of selenium?
6
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How many valence electrons are in an atom of calcium?
2
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What is the electron configuration of arsenide?
1s22s22p63s23p64s23d104p6
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What is the charge on the beryllium ion?
+2
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What is the formula of rubidium sulfate?
Rb2SO4
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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
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True or False. Sulfate is a cation.
False
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The number of oppositely charged ions surrounding a
particular ion is known as the …
coordination number
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When Group 3A elements form ions, they _____ _____ electrons.
lose, three
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Which element when combined with bromine, would most likely
form an ionic compound?carbon, lithium, chlorine, nitrogen
lithium
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What is the charge on Mn in the formula MnS2? How would you write out the
formula?
+4, manganese(IV) sulfide
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What is the formula of scandium(II) nitride?
Sc3N2
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What is the formula of ruthenium(VI) nitrate?
Ru(NO3)6
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How would you write Cu3(PO3)2?
copper(II) phosphite
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What is the chemical formula for table salt?
NaCl
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True or False. Ionic compounds are also known
as salts.
True
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Why are metals good conductors of electricity?
mobile valence electrons, sea of electrons
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Elements within a group have a similar number of _______
electrons.
Valence
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True or False. Cations form when an atom gains electrons.
False
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What is the chemical formula of tin(IV) carbonate?
Sn(CO3)2
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What is the chemical formula of tin (II) carbonate?
SnCO3
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True or False. In an ionic bond, atoms share electrons.
False
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A bond where electrons are shared is known as a _______
bond?
covalent
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Poor conductor of electricity … metals or non-metals?
non-metals
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Is there such a thing as S3-?
No, only S2-, sulfide
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A mixture of two or more metals is called an _____.
alloy
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How many valence electrons does carbon have?
four
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Draw the electron dot structure of silicon?
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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
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Group 17 (7A) form anions known as ….
halides
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What is the net charge of the ionic compound strontium bromide?
Zero, neutral compound
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Draw the electron dot structure of antimony ?
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What is the chemical formula of indium(IV) hydroxide?
In(OH)4
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What is the chemical formula of ammonium hydroxide?
NH4OH
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What is the chemical formula of phosphorus carbonate?
Can’t exist, both are anions