Chemistry
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Chemistry - Leaderboard
Chemistry - Details
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26 questions
| 🇬🇧 | 🇬🇧 |
| What does a oxidation reaction mean? | There is a gain of oxygen, loss of electrons and increase in oxidation number. |
| What does a reduction reaction mean? | There is a loss of oxygen, gain of electrons and decrease in oxidation number. |
| What does the term Redox mean? | REDuction and OXidation |
| Define Hydrocarbons. | Hydrocarbons are molecules made up of hydrogen and carbon only. |
| Define Organic Chemistry. | Organic chemistry is the chemistry of carbon compounds. |
| Describe a carbon atom. | Atomic number=6 Valence electrons=4 |
| List 5 organic compounds and their formula. | Methane CH4 Ethane C2H6 Alcohol C2H5OH Ethene C2H4 Ethanol C2H6O |
| A double bond is represented by... | Two lines |
| A triple bond is represented by... | Three lines |
| Molecules with double/triple bonds are | Unsaturated |