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5 cards from this section. Quick, good the night before a test.
What is the atomicity of O₂?
Think about how many oxygen atoms are in the molecule.
Write the chemical symbol for Sodium.
Recall the periodic table symbols.
What is the symbol for Chlorine?
Recall that symbols start with a capital letter.
Is the atomicity of water H₂O monoatomic?
Remember how many atoms make up water.
Create a balanced equation for the combustion of propane (C₃H₈) in oxygen. What are the products?
You'll need to balance the carbon and hydrogen first.
Determine the chemical composition and write the formula for Magnesium Sulphate based on their valencies.
Use the criss-cross method to write the formula.
6 more questions in this section. Enroll free to practise them all.
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