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Elements Review

Use a periodic table to complete this puzzle.
Horizontales
Hydrogen and sulfur atoms form ____ with more than one atom.
Atomic number 30
Symbol Ca
Group 17 elements
Common nonmetal in the same group as sulfur
Noble metal; a transition metal near silver
Symbol Fe
Ions are charged because of the gain or loss of ___
Symbol Cl
Metals in the center of the p table
Number of atoms in a magnesium atom
Symbol Sn
Has 28 protons
Charged atoms or groups of atoms
Atoms have no charge; they are __.
Mass of most helium atoms
Metals in group 1
Electrons are found in ___ levels around the nucleus.
Symbol B
Vertical columns of the periodic table
Positively charged particle in the nucleus
Most of the elements on the periodic table are ____ that lose electrons.
A famous actinide; naturally occurring
Radioactive element with atomic number 88
Smallest noble gas
Verticales
Mn; sometimes mistaken for Mg
Symbol F
Atomic number of boron
The periodic table is in order by atomic ___
Group 1, period 3
To the right of the staircase the elements are called ______.
This famous element is present in all organic compounds; found in elephants.
Element in the nitrogen family
An alkali metal
Has 7 protons
A noble gas in period 4
Number of hydrogen in water
Element in the filament of light bulbs; symbol W
Symbol Pb
Vary in number from atom to atom; not charged
Atomic number 16
a period 4 transition metal
Horizontal rows
One more proton than aluminum
Symbol C
A metal that liquifies in your hand
Has 10 protons; probably has 10 neutrons
Most common isotope has a mass of 64