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The world’s hardest chemistry Quiz. Flashcards | StudBud
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The world’s hardest chemistry Quiz.
The world’s hardest chemistry Quiz.
30 terms
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StudBud Administration
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36 plays
#grade_08 #grade_10 #chemistry #grade_09 #physics #world_history #grade_11
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
All gases that are a gas in room temperature are poisonous.
True
False
2
What is number of elements listed on the periodic table?
118.
36.
7.
200.
3
Who discovered the proton and the nucleus?
Sir Ernest Rutherford.
Sir Joseph John Thompson.
Neils Bohr.
Sir James Chadwick.
4
What is C6H12O6?
Sucrose.
Fructose.
Mr. Schaffner’s cow. (In Schaffner Ranch.)
Blood sugar.
5
What is the 7th abundant element on the Earth’s crust?
Boron.
Titanium.
Lithium.
Steel.
6
What is the result of H2O+NaCl
Water.
Salt water.
Hydrochloric acid.
Salt.
7
What pseudoscientific field is chemistry based off of?
Astrology.
Alchemy.
Magic.
Phrenology.
8
Most elements on the Table have a stable nucleus.
True
False
9
Titanium is a common element but is hard to extract.
False
True
10
Halogens are the 2nd most reactive group.
True
False
11
Who discovered the electron?
Sir James Chadwick.
Sir Joseph John Thompson.
Sir Ernest Rutherford.
Neils Bohr.
12
Sir Thompson taught physics to Sir Rutherford at Cambridge University in England.
False
True
13
In what year was the electron discovered?
1932.
1911.
1897.
1803.
14
Define synthesis.
My cat is sleeping.
A chemical reaction that usually results in an explosion.
Breaking down a complex molecule.
Combination of 2 or more atoms or compounds to form a new compound.
15
What element is most common on the Earth’s surface?
Bacterium.
Silicon.
Hydrogen.
Francium.
16
What is C3H6O3
Tricarbon hexhydride trioxide.
Glucose, fructose.
Sugar.
Lactic acid.
17
What WAS the 2nd most common element?
Silicon.
Titanium.
Hydrogen.
Helium.
18
What is the result of H20+SO2
Hydrochloric acid.
Salt water.
Sulfuric Acid.
Salt.
19
Which of these are pH detectors.
Hydrogencarbonate indicator solution.
Bromothymol Blue.
Litmus paper.
Sodium bicarbonate.
20
Does copper have the best electric conductivity?
Plastic is more conductive😈.
Gold is better.
Silver is more conductive.
Yes.
21
Does hydrogen combust in its gaseous form?
It becomes a plasma when it’s near a spark or flame.
Yes.
Say WHAT?!
No.
22
The Alkali metals are the most reactive.
True
False
23
When was the nucleus and proton discovered?
1897.
1803.
1911.
1932.
24
Francium is the rarest element on Earth.
True
False
25
When was the neutron discovered.
1897.
1911.
1803.
1932.
26
Atoms stop moving at 0 degrees centigrade.
True
False
27
Who discovered the neutron?
Sir James Chadwick.
Neils Bohr.
Sir Ernest Rutherford.
Sir Joseph John Thompson.
28
Decomposition is when a compound breaks down.
False
True
29
What is HCl?
Hydrochloric acid.
Sulphuric acid.
Pyruvic acid.
Battery acid.
30
What is Ca(OH)2?
Quicklime.
Calcium Hydroxide.
Jar Jar Binks.
Walter Disney’s fox.
