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What is the only element that doesn't solidify?
0%
Helium
0%
Mercury
0%
Hydrogen
0%
Carbon
Explanation
Helium is the only element that does not solidify.
What is the most expensive element
0%
Californium
0%
Platinum
0%
Gold
0%
Fermium
Explanation
At over $20 million per gram, Californium is the most expensive element. It's used to start nuclear reactors.
In what year was the first Nobel Prize for Chemistry awarded?
0%
1901
0%
1895
0%
1931
0%
1954
Explanation
The first Nobel Prize for Chemistry was awarded in 1901 to Jacobus Henricus van 't Hoff for discovering the laws of chemical dynamics.
What country is named after an element?
0%
Argentina
0%
Russia
0%
Moldova
0%
Ethiopia
Explanation
Argentina is named for the element silver (Ag), Argentum in Latin.
How many elements are there in the periodic table?
0%
118
0%
200
0%
153
0%
98
Explanation
The periodic table is made up of 118 known elements.
How many elements are liquid at room temperature?
0%
2
0%
1
0%
3
0%
0
Explanation
Mercury and bromine are the only two elements that are liquid at room temperature.
What is the most abundant element in the universe?
0%
Hydrogen
0%
Oxygen
0%
Carbon
0%
Argon
Explanation
The most abundant element in the universe is hydrogen, making up around 74% of the entire universe.
What color is oxygen?
0%
Blue
0%
White
0%
Green
0%
Grey
Explanation
Oxygen as a gas is colorless, but when in liquid or solid form, it is blue.
Of all the metals in existence, how many are non-silvery?
0%
2
0%
5
0%
1
0%
4
Explanation
Only two metals are non-silvery: Gold and copper.
Why is the only letter that doesn't appear in the periodic table?
0%
J
0%
T
0%
Q
0%
P
Explanation
J is the only letter of the alphabet that does not appear anywhere in the periodic table.
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