17 Coca-Cola has a secret recipe for their drink. How is it with all the technology available a scientist can't take a can of Coke, separate out the individual ingredients and amount of each, and then recreate the drink?

18 What is the proper way to dispose sulfuric acid?

19 Derived from the poisonous gas fluorine, why is fluoride used in toothpaste?

20 Is there anything between the nuclei and electrons of an atom, as they have 99.9999% free space, or are they totally empty?

21 If jet fuel can melt steel, why does it not melt the jet engine during flights?

22 If helium is lighter than air, then why can't the wheels of automobiles be filled with fixed amount of helium?

23 Why are air, water, and glass transparent, when practically no other materials are?

24 What pressure would acetylene need to get to, in an otherwise empty tank, before it exploded? Why does it explode without the porous material and acetone? There's no O2 inside, right? What exactly touches it off?

25 What is the strongest acid ever?

26 Can we drink liquid nitrogen?

27 Which is scarier, hydofluoric acid or piranha solution?

28 Why does gold not rust?

29 Is it possible to freeze water to the point where it becomes something other than ice?

30 What does gold look like when it’s being referred to as spongy?

31 What, if anything, is special about chemistry that allows someone to win the Nobel Prize twice?

32 Is all of Earth’s helium going to run out within 15-20 years?

33 Which books and coaching materials did Gurnoor Singh (AIR 22 JEE 2019) use in PCM for his JEE Preperation?

34 What are ALL the possible ways to make pure oxygen? (Preferably conpressed too)

35 How can atoms be 97% empty space? Isn’t everything made out of “something”?

36 If we had an unlimited supply of diamonds, could we use them like coal and burn them for energy, and would it burn cleaner than a coal electric plant?

37 Why isn't liquid helium used in scientific experiments if it's colder than liquid nitrogen?

38 How are synthetic diamonds made? What are they made out of?

39 What makes nitrogen so explosive?

40 Can hydrochloric acid dissolve steel?

41 What is the boiling point of water in a hard vacuum?

42 Why is platinum valuable?

43 What will be created if I mix 100% acetone with 3% hydrogen peroxide?

44 Is it possible to convert an atom in another that is changing the number of protons?

45 What are some other accidental discoveries in chemistry that ended up becoming important products we use today?

46 How did a liquid metal and one of the planets get the same name (Mercury)?

47 Is it a good idea to have hydrofluoric acid in a home chemistry lab?

48 What is the percentage of hours that are required for each subject (PCM) during the JEE preparation on an average per day?

49 What is the burning of a candle?

50 Given pig iron has a higher carbon content than steel, why isn't steel called iron given it has a higher iron content than pig iron?

51 Can we see atoms? If so, how small are they?

52 Which two states of matter require containers?

53 If all the water that we drink leaves the body still as water, then could another chemical with similar properties theoretically do the job instead? Is there a theoretical lifeform that could exist without water?

54 Can we see actual radioactive elements in a solid?

55 Is it possible to burn a diamond with a laser?

56 Is there such thing as liquid carbon?

57 If silver has a better conductivity than copper, why does gold have a worse conductivity than either despite being in the same group?

58 Why do 8 electrons form a stable shell? Why not 7, 6, 4, or even 2?

59 Why don't the flames from burning ethanol or liquor hurt you? I've seen people put their hands in the flames without as much as a flinch.

60 How do naphthalene balls work their magic in storage?

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