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UPPCS Chemistry: Repeat List.
9 answers that UPPCS comes back to again and again. Together they answer 70 of the 243 questions. Under each name are the facts asked on it; ×2 means the same fact was asked two times.
Nitrous oxide 4Nitrogen 4Hydrogen, methane and fuels 8Carbon and its forms 14Acids and preservatives 9Photography and artificial rain 8Metals and alloys 7Glass and pottery 6Everyday chemistry 10
Nitrous oxide 4 times
- It is the 'laughing gas'. ×3
- Used as a mild anaesthetic in hospitals.
Nitrogen 4 times
- The gas with the highest percentage in the atmosphere.
- Used to inflate aircraft tyres.
- Used in a cryo-bank (as liquid nitrogen).
- A constituent of natural silk.
🔒 7 more cards
Hydrogen, methane and fuels, Carbon and its forms, Acids and preservatives, Photography and artificial rain, Metals and alloys, Glass and pottery, Everyday chemistry
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