Quiz • 15 Questions
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Question 1 of 15
How many oxygen atoms does carbon dioxide have?
One
Two
Three
Question 2 of 15
What is NaCl more commonly known as?
Water
Caustic soda
Salt
Vinegar
Question 3 of 15
If a solution has a pH of 8, what is it?
Acid
Alkaline
Question 4 of 15
Polyethylene is the most common plastic used today, what monomer is it usually made from?
Monoethylene
Thylene
Ethylene
Question 5 of 15
When you mix a metal with at least one other element, what is it called?
Alloy
Covalent
Ion
Amalgam
Question 6 of 15
Which metal is liquid at room temperature?
Nickel
Copper
Mercury
Polonium
Question 7 of 15
If a reaction is exothermic, what does that mean?
Releases energy
Draws in energy
Makes things cold
Question 8 of 15
Which subatomic particles have roughly the same mass?
Electron and proton
Electron and neutron
Proton and neutron
Question 9 of 15
What does the number above an element mean on the periodic table?
Atomic number
Atomic mass
Atomic quotient
Atomic divisor
Question 10 of 15
What is the centre of an atom called?
Proton
Centrum
Nucleus
Question 11 of 15
Which ion do most acids form?
Hydrogen
Oxygen
Sulphur
Nitrogen
Question 12 of 15
In electrolysis, the positive electrode is called the anode, but what’s the negative one called?
Mathode
Cathode
Diode
Question 13 of 15
Why does graphite conduct electricity?
Free electrons
Extra protons
Mobile neutrons
Question 14 of 15
A chemist tests for potassium ions using a flame test, which colour would they produce?
Yellow
Orange
Purple
Question 15 of 15
What do you get when zinc reacts with hydrochloric acid?
Zinc hydrochloride
Zinc chloride and water
Zinc chloride and hydrogen
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1
How many oxygen atoms does carbon dioxide have?
Your Answer:
Correct Answer: Two
2
What is NaCl more commonly known as?
Your Answer:
Correct Answer: Salt
3
If a solution has a pH of 8, what is it?
Your Answer:
Correct Answer: Alkaline
4
Polyethylene is the most common plastic used today, what monomer is it usually made from?
Your Answer:
Correct Answer: Ethylene
5
When you mix a metal with at least one other element, what is it called?
Your Answer:
Correct Answer: Alloy
6
Which metal is liquid at room temperature?
Your Answer:
Correct Answer: Mercury
7
If a reaction is exothermic, what does that mean?
Your Answer:
Correct Answer: Releases energy
8
Which subatomic particles have roughly the same mass?
Your Answer:
Correct Answer: Proton and neutron
9
What does the number above an element mean on the periodic table?
Your Answer:
Correct Answer: Atomic mass
10
What is the centre of an atom called?
Your Answer:
Correct Answer: Nucleus
11
Which ion do most acids form?
Your Answer:
Correct Answer: Hydrogen
12
In electrolysis, the positive electrode is called the anode, but what’s the negative one called?
Your Answer:
Correct Answer: Cathode
13
Why does graphite conduct electricity?
Your Answer:
Correct Answer: Free electrons
14
A chemist tests for potassium ions using a flame test, which colour would they produce?
Your Answer:
Correct Answer: Purple
15
What do you get when zinc reacts with hydrochloric acid?
Your Answer:
Correct Answer: Zinc chloride and hydrogen
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