Basic Chemistry 1
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Lesduur is: 15 minOnderdelen in deze les
Slide 1 - Tekstslide
What is the atomic number of carbon?
A
6
B
10
C
8
D
12
Slide 2 - Quizvraag
Which subatomic particle has a negative charge?
A
Positron
B
Electron
C
Proton
D
Neutron
Slide 3 - Quizvraag
What is the chemical symbol for gold?
A
Au
B
Cu
C
Ag
D
Pt
Slide 4 - Quizvraag
What is the pH of a neutral solution?
A
5
B
12
C
7
D
9
Slide 5 - Quizvraag
Which gas is produced during photosynthesis?
A
Methane
B
Nitrogen
C
Carbon dioxide
D
Oxygen
Slide 6 - Quizvraag
What is the nucleus of an atom made of?
A
Protons and neutrons
B
Neutrons and electrons
C
Electrons and protons
D
Protons and photons
Slide 7 - Quizvraag
Which scientist is credited with the discovery of the atom?
A
Newton
B
Democritus
C
Einstein
D
Aristotle
Slide 8 - Quizvraag
What is the charge of an electron?
A
Negative
B
Neutral
C
Variable
D
Positive
Slide 9 - Quizvraag
What is the approximate size of an atom?
A
10^5 meters
B
10^-15 meters
C
10^-5 meters
D
10^-10 meters
Slide 10 - Quizvraag
What is the atomic number of an element based on?
A
Number of neutrons
B
Number of electrons
C
Number of protons
D
Number of isotopes
Slide 11 - Quizvraag
What is an ion?
A
An element with a high atomic number
B
An atom with a positive or negative charge
C
A molecule formed by covalent bonding
D
A compound made of two or more elements
Slide 12 - Quizvraag
Which type of ion has gained electrons?
A
A cation
B
An anion
C
A polyatomic ion
D
A neutral ion
Slide 13 - Quizvraag
What charge does a cation have?
A
A neutral charge
B
A positive charge
C
A variable charge
D
A negative charge
Slide 14 - Quizvraag
How are ions formed?
A
By the sharing of protons
B
By the splitting of neutrons
C
By the loss or gain of electrons
D
By the fusion of nuclei
