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Periodic Table 2nd yrs friday Flashcards | StudBud
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Periodic Table 2nd yrs friday
Periodic Table 2nd yrs friday
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Flashcards
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Questions
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Answers
1
What is the most reactive group of metals?
Halogen
Alkaline Earth Metals
Transition Metals
Alkali metals
2
Vertical columns on periodic table
rows
classes
groups
periods
3
Who created the first periodic table?
Mendeleev
Rutherford
Dalton
Mosely
4
What is the general trend in reactivity of the metals as you move down a group?
More reactive at bottom
Each group of metal has a different pattern
More reactive at top
5
What is the name of group 2A?
Noble Gases
Halogens
Alkali Metals
Alkaline Earth Metals
6
the Periodic Table shows a list of all the elements?
True
False
7
What is the group and period of the sodium (Na) atom?
Group 1, period 2
Group 2, period 3
Group 3, period 1
Group 1, period 3
8
How is the modern periodic table arranged?
Increasing atomic number
increasing valence electrons
Increasing atomic mass
increasing energy levels
9
Is Hydrogen Flammable?
NO
MAYBE
YES
I DON'T KNOW
10
Horizontal rows on the periodic table
Classes
Periods
Families
Groups
11
what group is sodium (Na) in
7
3
2
1
12
What is
not true
of the group 8 of elements shown.
They all have a full outer shell of electrons
Most have 8 valence electrons
They are called Noble Gases
They are very reactive
13
What is the group and period of the (Cl)chlorine atom?
group 4 period 2
group 6 period 2
group 3 period 7
group 7 period 3
