AS OCR Chemistry Unit 1
Modules 1, 2 and 3. I have tried to make it hard so that a lot of thought goes into the answers. Good Luck.
Please tell me if any of the answers are wrong it took a lot of time to make so I may have been clumsy in some places. :)
- Created by: Sane Insanity
- Created on: 02-01-11 21:28
Other questions in this quiz
2. What is the definition of empirical formula?
- The simplest whole number ration of atoms of each element present in a compound
- The actual number of protons and neutrons in an element
- The actual number of atoms of each element in a molecule
- The ratio of protons to neutrons
3. At RTP what is the molar volume of any gas?
- 21dm3
- 300dm3
- 24cm3
- 24dm3
- 21cm3
4. A compound has an empirical formula of SCl and a relative molecular mass of 135.2, find the molecular formula.
- SCl
- S2Cl2
- S4Cl4
- S3Cl6
- SCL4
5. What is the unit that concentration is measured in?
- mol conc3
- mol dm-3
- mol dm3
- conc
- mol3 conc
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