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Chemistry - First 20 Elements Flashcards | StudBud
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Chemistry - First 20 Elements
Chemistry - First 20 Elements
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Answers
1
What is the atomic number of Aluminium?
15
17
13
7
2
What element is to the right of oxygen?
Carbon
Neon
Flourine
Nitrogen
3
Which is the correct order for the first 4 elements?
Hydrogen, Helium, Beryllium, Lithium
Hydrogen, Helium, Lithium, Beryllium
Helium, Hydrogen, Lithium, Beryllium
Hydrogen, helium, Boron, Lithium
4
What is the atomic number for argon?
10
6
2
18
5
What is this atom?
sodium
lithium
flourine
neon
6
What element is this?
Phosphorus
Silicon
aluminum
Magnesium
7
If you know the number of protons in an atom you also know the number of what?
Neutrons
Electrons
Atomic mass
Scientists
8
What is the atomic symbol for Sulfur?
So
Su
S
Si
9
Na is the symbol for what atom?
Chloride
Sodium
Lithium
Calcium
10
H it the symbol for what atom?
Hydrogen
Happiness
Hello
Helium
11
What is the chemical symbol for Beryllium?
Bl
Br
Be
B
12
Which atom is this?
Nitrogen
Oxygen
Carbon
Fluorine
13
The first element on the periodic table is:
Helium
Lithium
Calcium
Hydrogen
14
What do you do to find the number of neutrons in an atom?
Subtract atomic number from atomic mass
Check it on the internet
Look under your desk
Ask Mrs. Shaw
15
What element has an atomic mass of 4?
Boron
Lithium
Helium
Beryllium
16
Name the two elements that atomic numbers add up to 10.
Carbon and Beryllium
Boron and Carbon
Lithium and Oxygen
Beryllium and Nitrogen
17
What element has the atomic number of 5?
Beryllium
Magnesium
Carbon
Boron
18
What atom has the atomic number of 17?
Boron
Chlorine
Sulfur
Magnesium
19
What element can be found directly
below
Hydrogen on the periodic table?
Helium
Lithium
Beryllium
Sodium
20
What chemical symbol does Potassium have?
L
K
Ph
P
