Biochemistry
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Chemistry
Chemistry
150
The simplest amino acid.
glycine
150
The main acid found in vinegar.
acetic acid
ethanoic acid
150
This inert chemical was discovered by studying the spectroscopy of the sun.
What is Helium?
150
Which is densier, water or ice?
Water! This is why ice floats.
150
What chemical spikes when using stimulants such as cocaine or crystal meth?
dopamine
200
The biuret test tests for the presence of these biological molecules.
proteins
200
Alfred Nobel, the creator of the Nobel Prize, was most famous for which invention?
Dynamite
200
Which one of these elements is NOT named after a place?
1. Californium 2. Seaborgium
3. Berkelium 4. Polonium
Seaborgium
200
Why do muscles need oxygen during exercise?
For aerobic respiration to release energy.
200
What is the only letter that doesn't appear in the periodic table?
J
200
How many hydrogen bonds do C and G have compared to A and T, respectively?
3 to 2
200
The metabolic by-product of alcohol consumption responsible for hangovers.
What is acetaldehyde?
200
What is the scientific name of the material commonly called 'fool's gold'?
Iron pyrite crystals.
200
What chemical property allows bleach to kill bacteria?
Oxidising
200
When a material goes from a solid to a gas, without becoming a liquid, this is known as?
Sublimation
300
Drugs or Airlines?
odd one out
1. Litarex 2. Ibuprofen 3. Intefflug
4. Fucibet 5. Flavoxate
Intefflug - German airline company
300
Which gas released as flatulence from livestock like cattle (cows).
methane
300
In the late 1800s, workers in match factories were exposed to a dangerous chemical used in match production. Long-term exposure caused a condition known as “phossy jaw,” where the jawbone slowly died and glowed a pale green in the dark.
Name the dangerous chemical.
Phosphorus
300
Soap molecules have one end that is attracted to grease. What is this end called?
Hydrophobic tail
300
What is the most abundant element in the universe?
Hydrogen
350
This compound gives carrots their orange color.
beta-carotene
350
CH3CH2CHBrCH2CH2CH3 is heated with ethanolic potassium hydroxide.
How many alkene products are possible?
four
350
Many chemical elements are named after places, but only one country takes its name from a chemical element.
Argentina.
350
True or false: The Eiffel Tower is taller in summer than it is in winter.
True
350
In mid-1800s aluminium was more expensive than gold, making it a rare luxury metal, and even royal families owned aluminium cutlery.
Which chemical process later made aluminium cheap and widely available?
Electrolysis