How was Mendeleev's periodic table arranged?

Increasing atomic mass, and reactivity

What is the general trend in reactivity of the metals as you move down a group?

More reactive at bottom of group

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MVHS Periodic Table Basics

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Questions to use after the introduction of the periodic table using the Alchemy unit in Living By Chemistry. No discussion of electrons.

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Questions 15

Answers

1
The elements shown below are called ________________?
lanthanides
actinides
transition metals
alkali metals
2
Vertical columns on periodic table are called
periods
classes
rows
groups
3
What is the most reactive group of metals?
Halogens
Alkaline Earth Metals
Alkali metals
Transition Metals
4
What is NOT true of the group of elements shown (8A).
They are all gases.
Most have 8 pegs (valence electrons)
They are very reactive
They are called Noble Gases
5
Horizontal rows on the periodic table are called
Periods
Groups
Families
Classes
6
Who created the most famous first periodic table?
Einstein
Dalton
Boyle
Mendeleev
7
Elements in the same group have what in common?
Form similar compounds
All of these
Same pegs/spokes on circle (valence electrons)
Increase in size and mass down the group
8
How was Mendeleev's periodic table arranged?
State of matter and color
Increasing solidity/hardness
Increasing atomic mass, and reactivity
Size of atom (atomic radius)
9
The most reactive nonmetal on the periodic table is
Helium
Fluorine
Astatine
Carbon
10
What elements are located along the stair-step line?
metalloids
metals
transition metals
inner transition metals
11
What elements are on the right side of the stair step line?
transition metals
metalloids
metals
nonmetals
12
Metals have all of the properties listed EXCEPT...
Good conductors of heat and electricity
Malleable
Brittle
Shiny
13
What is the general trend in reactivity of the metals as you move down a group?
More reactive at bottom of group
More reactive in the middle of group
More reactive at top of group
Each group of metals has a different pattern
14
What is the name of group 2A?
Halogens
Alkali Metals
Alkaline Earth Metals
Noble Gases
15
Elements in the same period have what in common?
Similar compounds are formed
Number of pegs/spokes on the circle (valence electrons) are the same
Something else
Similar Density

MVHS Periodic Table Basics Flashcards | StudBud