Chemical Equations Test March 2014

Polyatomic ions
Formulas of common salts/acids/bases
Molar volumes of gases at different temperatures
All formulas studied in unit

Molecular/empirical formulas of compounds, etc

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  • Created by: Foxic
  • Created on: 11-03-14 12:23
What is the chemical formula for hydroxide?
OH
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What is the chemical formula for nitrate?
NO
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What is the chemical formula for sulphate?
SO
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What is the chemical formula for carbonate?
CO
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What is the chemical formula for phosphate?
PO
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What is the chemical formula for an ammonium ion?
NH
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Combination reaction
Two or more substances react to form one product
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Decomposition reaction
One substance undergoes a reaction to form two or more products
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Single replacement reactions
Oxidation-reduction is typical of this category
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Double replacement reactions
Precipitation and acid-based reactions
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Combustion reactions
Typically the combination of a substance with oxygen. Rapid & producing heat
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Sodium hydroxide
NaOH (base)
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Magnesium oxide
MgO (base)
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Potassium carbonate
K CO (base)
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Sodium hydrogencarbonate
NaHCO (base)
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Calcium
Ca (base)
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Hydrochloric acid
HCl (acid)
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Sulphuric acid
H SO (acid)
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Nitric acid
HNO (acid)
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Avagadro's number
Number of particles in 1 mole = 6.02 x 10
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Atomic mass (A )
Mass of a single atom (in u)
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Molecular mass
Mass of one single molecule (in u)
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Formula mass
Mass of one formula unit of an ionic substance (in u)
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Molar mass (M or M )
Mass of 1 mol of a substance (in g/mol)
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Amount of substance (n)
A number of atoms or molecules or molecules or formula units (in mol)
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Molar volume (V )
Volume of 1 mol of a gas. Independent of gases, dependent on temperature.
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Concentration (molarity, C)
Moles of a solute in one dm of a solution. (in mol/dm )
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Molar volume at 20 degrees celsius & 1atm
24.0dm /mol
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Molar volume at 0 degrees celsius & 1 atm
22.4dm /mol
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Molar volume at 100 degrees celsius & 1 atm
30.6dm /mol
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Molecular formula
Shows the actual number of atoms in each element present in a molecule/compound
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Empirical formula
The ratio of the atoms of different elements in a compound (molecular formula expressed as its simplest ratio)
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Other cards in this set

Card 2

Front

What is the chemical formula for nitrate?

Back

NO

Card 3

Front

What is the chemical formula for sulphate?

Back

Preview of the front of card 3

Card 4

Front

What is the chemical formula for carbonate?

Back

Preview of the front of card 4

Card 5

Front

What is the chemical formula for phosphate?

Back

Preview of the front of card 5
View more cards

Comments

shimona

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the chemical formula for nitrate is NO3(-) not NO

Foxic

Report

I couldn't figure out how to add formulas to this document. Therefore all of the formulas with sub/superscripts are incorrect.

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