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Periodic Table Basics Flashcards | StudBud
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Periodic Table Basics
Periodic Table Basics
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Basic understanding of the #periodictable
Flashcards
15 cards
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Questions
15
Answers
1
Non reactive gases with full energy levels
noble gases
halogens
alkali elements
transition elements
2
How many electrons in the element shown?
2
1
3
0
3
the Lathinide series and Actinide are oftened represented on the .......
right side of the periodic table
top of the periodic table
left side of the periodic table
bottom of the periodic table
4
Transition elements are found .........
In groups 1 and 2 of the periodic table
In groups 3 -12 of the periodic table
bottom of the periodic table
In groups 13-18 of the periodic table
5
Groups of elements are often called this because they share many of the same characteristics.
energy level
family
metals
non metals
6
What is the atomic mass of U-235
235
92
300
238
7
Halogens
group 17 elments
group 18 elements
group 2 elements
group 11 elements
8
Soft, reactive metals that make up the first group of the periodic table
Alkali metals
Alkaline metals
Transition metals
Halogens
9
What is the number of neutrons in Selenium?
34
45
79
40
10
which is correct about periods and groups on the periodic table
periods go down and groups go accross
periods and groups always go horizontal
periods go across while groups go down
periods and groups always go vertical
11
What is the atomic number of Sulfur?
32
24
16
8
12
name the element pictured
sodium
chromium
magnesium
neon
13
What is the correct formula for finding neutrons in an atom?
neutrons=atomic mass-atomic number
neutrons=atomic mass
neutrons=atomic number
neutrons=number of electrons
14
How many (outer shell ) valence electrons do all the elements in group 2 have?
17
2
18
1
15
The atomic mass is found by ....
adding neutrons and electrons
adding up the protons
adding up the neutrons
adding neutrons and protons
