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15 Cards in this Set
- Front
- Back
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How is the ionic charge of a transition metal shown? |
With a Roman numeral |
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What is a binary compound? |
A compound that only contains two elements |
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What is the charge of an ammonium ion NH4 ? |
+1 |
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What is the charge of a hydroxide ion OH? |
-1 |
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What is the charge of a hydrogen carbonate ion HCO3? |
-1 |
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What is the charge of a sulphite ion? SO3 |
-2 |
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What is the charge of a nitrate ion NO3 ? |
-1 |
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What is the charge of a nitrite ion NO2 ? |
-1 |
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What is the charge of a sulphate ion SO4 ? |
-2 |
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What is the charge of a phosphate ion PO4 ? |
-3 |
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What kind of compound contains a cation and an anion? |
An ionic compound |
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What are diatomic molecules and give examples? |
Two like atoms covalently bonded together . O2 , Cl2 |
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What is formula unit? |
Formula worked out from ionic charges used in equations for ionic compounds |
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Why are state symbols shown in brackets after a formula? |
To indicate the physical state |
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What does aqueous mean? |
Dissolved in water |
