Please answer
Classifying Unfamiliar Substances (Chemical names): Questions to be asking
1...
Please answer
Classifying Unfamiliar Substances (Chemical names): Questions to be asking
1. Is it on the Periodic table?
a. Yes β Then its an element
b. No β Go to Number 2.
2. Is it an βIdeβ?
a. Yes β Then it is a compound
b. No β Go to Number 3
3. Is it an βAteβ?
a. Yes β Then it is a compound
b. No β Go to Number 4
4. Is it an βAneβ?
a. Yes β Then it is a compound
b. No β Go to Number 5
5. Does it have βandβ in it?
a. Yes β then it is a Mixture
b. No β then the substance could still be a Mixture
10
Substance
Classification
(eg Element)
Reason
Oxygen
Element
On periodic table
Petroleum
Hydrogen and
Helium
Iron Sulphide
Carbon Dioxide
Salt Water
Milk and Sugar
Silver Nitrate
Sodium Carbonate
Carbon Electrode
Astatine
Argon
Oxidane
Iron and Sulphur
Methane
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