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Periodic table first 20 Flashcards | StudBud
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Periodic table first 20
Periodic table first 20
14 terms
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#science
Flashcards
14 cards
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Practice quiz
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Questions
14
Answers
1
what two elements have "usual" atomic symbols
Carbon,Nitrogen
Silicon,sulfur
Aluminum, Argon
Sodium,Potassium
2
whats the atomic number of beryllium
10
8
19
4
3
what family is the element sulfur in?
noble gases
nitrogen family
Alkeli metals
oxygen family
4
what is the number of neutrons in Lithium if the atomic mass is 6.94
9
14
2
4
5
What is Neon's element number
7
2
20
10
6
how many periods are there in the first 20 elements
1
7
3
4
7
How many protons does magnesium have
12
4
17
1,248
8
how many electrons can the 2nd energy level hold in the Bohr's model
8
5
1
2
9
what is potassium's element symbol
K
Si
Na
Be
10
What are the three or two elements in the alkaline earth metals
Boron, Aluminum
Beryllium, magnesium, Calcium
Nitrogen,Phosphorus
Helium, Neon, Argon
11
What family is Florine in?
Nitrogen family
Alkali metals
Halide family
carbon family
12
what element comes after Magnisium
aluminum
silicon
Boron
carbon
13
what is a period
vertical
groups in the same collum
groups in the same row
horizontal
14
what element name goes with the symbol "Si"
phosphorus
silicon
sulfur
sodium
