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Atoms and Periodic Table Flashcards | StudBud
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Atoms and Periodic Table
Atoms and Periodic Table
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#periodictable
Flashcards
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Questions
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Answers
1
The term malleable means...
able to split into wires
able to be hammered into sheets of metal
able to melt fast
able to reflect light
2
What do elements in a column of the periodic table have in common?
same period
similar properties
atomic mass
chemical symbols
3
Which particles have a negative charge?
electrons
neutrons
protons
nuclei
4
Mendeleev created the first periodic table by arranging elements in order of what?
decreasing atomic number
increasing atomic mass
decreasing atomic mass
increasing atomic number
5
Which group of elements is between metals and nonmetals?
noble gases
halogens
conductors
metalloids
6
Most metals are NOT this...
liquid at room temperature
good conductors
ductile
malleable
7
Which group contains the most elements?
metalloids
nonmetals
metals
transition elements
8
How did Mosely change Mendeleev's periodic table in the early 1900s?
included bonding powers
included melting point and density
used atomic number instead of atomic mass
used atomic mass instead of atomic number
9
These metals are the most familiar metals because they occur in nature in element form.
Metalloids
Alkali metals
Transition metals
Alkaline Earth metals
10
In an atom, the number of protons equals what?
electrons
isotopes
neutrons
nuclei
11
Which property do all metals have in common?
react strongly with other elements
good conductors of heat and electricity
gases at room temperature
same melting point
12
The maximum number of electrons the third level of atom can hold is ?
18
2
32
8
13
Found in Group 18, these elements are stable because their outer shell is filled with electrons
Alkali metals
Metalloids
Noble gases
Halogens
14
These smaller particles make up protons and neutrons.
ions
isotopes
quarks
molecules
15
How are elements arranged on the periodic table?
in clusters according to their date of discovery
in ABC order from top to bottom
in rows and columns according to properties
in diagonal groups according to size
