Everyday Science Mcqs

Q.  Carbon dioxide was discovered by_______?

a. Niels Bohr
b. Amedeo Avogadro
c. Joseph Black
d. None of Above


ANSWER: See Answer
 
Joseph Black, a Scottish chemist and physician, first identified carbon dioxide in the 1750s. At room temperatures (20-25 oC), carbon dioxide is an odourless, colourless gas, which is faintly acidic and non-flammable. Carbon dioxide is a molecule with the molecular formula CO2.
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