1
Which chemical substance is needed for the creation of diamonds?
Carbon
Salt
Helium
Hydrogen
63% got this right
2
What percentage of the human body is salt?
0.25%
1%
5%
No salt at all
37% got this right
3
What is the chemical make up of water?
H2O
C-3PO
W2O
O2
91% got this right
4
What gives the planet Mars its red appearance?
Its surface contains a lot of rust
It’s a light phenomenon looking from Earth
It’s not red
It's covered in red flowers
58% got this right
5
What is the symbol for gold on the periodic table?
Au
Ag
Fe
Cu
64% got this right
6
Which chemical element has the atomic number 1 on the periodic table?
Hydrogen (H)
Lithium (Li)
Titanium (Ti)
Carbon (C)
78% got this right
7
In liquid form, what color is oxygen?
Blue
Green
Pink
Yellow
66% got this right
8
Which letter never appears in the periodic table?
J
A
B
P
76% got this right
9
Which solid element assumes liquid form at room temperature?
Mercury
Helium
Argonium
Gold
63% got this right
10
What is produced by lightning strikes?
Ozone
Oxygen
CO2
Helium
