AQA GCSE Chemistry - Crude Oil Already Rated A+
1. What is crude oil, and what does it consist of?
Answer: Crude oil is a mixture of a very large number of compounds, primarily consisting of
hydrocarbons.
2. What is a characteristic of a mixture?
Answer: A mixture contains two or more ele...
AQA GCSE Chemistry - Crude Oil Already Rated A+
1. What is crude oil, and what does it consist of?
Answer: Crude oil is a mixture of a very large number of compounds, primarily consisting of
hydrocarbons.
2. What is a characteristic of a mixture?
Answer: A mixture contains two or more elements not chemically combined together, and the
properties of the substances within a mixture remain unchanged.
3. What type of hydrocarbons dominate crude oil composition?
Answer: Hydrocarbons, which are made up of hydrogen and carbon atoms.
4. What do saturated hydrocarbons contain?
Answer: Saturated hydrocarbons, also known as alkanes, have no more atoms that can be added to the
molecule.
5. How many single bonds can a carbon atom form before becoming saturated?
Answer: A carbon atom can form four single bonds before becoming saturated.
6. What is the general formula for alkenes?
Answer: The general formula for alkenes is C(n)H(2n+n).
7. What are the chemical symbols for methane, ethane, and propane?
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller bestscores1. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £7.46. You're not tied to anything after your purchase.
