Practice your trivia skills: Science & Nature
CategoriesScience & Nature
126. What is the molecular formula of the active component of chili peppers(Capsaicin)?
C6H4Cl2
C18H27NO3
C13H25NO4
C21H23NO3
127. Which element has the chemical symbol 'Fe'?
Silver
Gold
Iron
Tin
128. What lies at the center of our galaxy?
A supernova
A wormhole
A quasar
A black hole
129. Which gas forms about 78% of the Earth’s atmosphere?
Argon
Oxygen
Nitrogen
Carbon Dioxide
130. What polymer is used to make CDs, safety goggles and riot shields?
Bakelite
Polycarbonate
Nylon
Rubber
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