Which element has 3 energy levels and 1 valence electron?
Which element has 8 valence electrons and 2 energy levels?
Which element has 2 valence electrons and 3 energy levels?
Which element has a full outer level with only 2 electrons?
Which element has 27 protons?
Fluorine has 10 neutrons and so does _____________
Which chemical family has 7 valence electrons?
Which Alkali metal has 4 energy levels?
Hg is the chemical symbol for....
The __________ metals have 1 valence electron?
Elements like to have 8 valence electrons. This is called an ____________
The element with 92 protons is called_______.
Which family is not reactive because they have eight valence electrons?
Which element has 18 protons and 20 neutrons?
Bonding which results from the electrical attraction between cations and anions
when two atoms share a pair of electrons
Covalent bond when electrons are not shared equally
the simplest structual unit of an element
compound that consists of positive and negative ions
in a chemical compound the max amount of electrons is 8 in the highest energy level
A charged group of covalently bonded atoms
bonding that results from the attraction between metal atoms and the surrounding sea of electrons
ability of a substance to be hammered into thin sheets
ability of a substance to be drawn or pulled through a small opening to make a wire
simplest collection of atoms from which an ionic compound's formula can be established
covalent bond when one pair of electrons is shared between two atoms
energy required to break a chemical bond and form isolated atoms
bonding that has an eneven distribution of charge
Who created the Periodic Table?
What is another name for rows?
What are the horizontal lines called?
What are the vertical lines called?
What is another word for columns?
What is oxygen?
What is column 18?
What is column 17?
What is column 1?
What is column 2?
Columns 3-12 are what kinda of metals?
What kind of element is Helium?
AU is what for Gold?
The amount of protons is equal to the what?
Weighted average of mass of an element?
What is hydrogen?
What element has the symbol S?
What element has the atomic mass of 1.008?
How many protons does boron have?
All elements have protons neutrons and what?
I AM A METAL THAT IS A LIQUID AT ROOM TEMPERATURE
I AM USED TO BLOW UP BALLOONS
ELEMENTS ARE LISTED ON THE PERIODIC TABLE IN ORDER OF _______ ATOMIC NUMBER
ELEMENTS THAT HAVE BOTH PROPERTIES OF METALS AND NONMETALS ARE CALLED _____
I HAVE 26 PROTONS
I AM A METALLOID USED IN COMPUTER CHIPS
WHAT IS THE TERM THAT REFERS TO THE REPEATING PATTERNS OF CHEMICAL ACTIVITY ON THE PERIODIC TABLE
I AM SOMETIMES USED AS A POISON
ELEMENTS SUCH AS HYDROGEN, NITROGEN, AND OXYGEN ARE CALLED ______
THE SCIENTIST THAT ARRANGED THE FIRST PERIODIC TABLE
I AM THE ONLY ELEMENT IN THE HALIDE FAMILY THAT IS A LIQUID
THE FIRST COLUMN OF ELEMENTS IS NAMED
I AM THE MOST ELECTRO NEGATIVE ELEMENT ON THE PERIODIC TABLE
I HAVE THE CAPACITY TO KILL SUPERMAN
I AM NOT REALLY A ALKALI METAL BUT SENSE I HAVE ONLY 1 ELECTRON I BEHAVE LIKE THEM
MY ATOMIC NUMBER IS 79
I AM A METAL WITH 28 ELECTRONS
I AM A SILVERY WHITE METAL USED TO MAKE SALT
I AM A GAS WITH 8 PROTONS AND 8 NEUTRONS
THE SCIENTIST WHO CAME UP WITH ATOMIC THEORY
I HAVE 92 PROTONS AND WAS USED IN MAKING THE ATOMIC BOMB
THE VERTICAL COLUMS ON THE PERIODIC TABLE ARE CALLED
ELEMENTS TO THE LEFT OF THE STAIR STEP LINE ON THE PERIODIC TABLE ARE CALLED
THE VERTICAL COLUMNS ON THE PERIODIC TABLE ARE
I HAVE 92 PROTONS AND WAS USED IN MAKING THE ATOMIC BOMB
I am a yellow nonmetal often associated with the smell of rotting eggs.
I am an alkaline earth metal that burns with a brillian white flame.
I am the Transition Metal with 78 electrons.
I am not a metal, but I hang out with some very reactive metals on the left side of the periodic table.
I am the Noble Gas in Period 5.
My address is Group 2, Period 2.
I am an alkali metal most often found hanging with my buddy chlorine.
I have only two energy levels and do not react.
I am one of the metalloids and I am used not only in microchips, but also in glass.
I am the Lanthanide used to make super strong magnets.
Of the four ferromagnetic elements on the periodic table, three are found side-by-side in the transition metals. I am the heaviest of these three.
I am the Transition Metal with 79 electrons
I am the Transition Metal found in most breakfast cereals and in your blood.
I am the lightest of the Halogens.
I am the third most abundant element and the most abundant metal in the Earth's crust.
I am the Halogen in Period 5.
I make up about 20% of the air you breath.
I am the Transition Metal in Group 6, Period 6.
I make up almost 80% of the Earth's atmosphere.
I am the only metal that is liquid at room temperature.
I am the only element on the periodic table that is happy with just two electrons in my valence shell.
I am the heaviest metalloid in Period 4.
I am the metal that is solid at room temperature but melts in your hand.
I have five valence electrons and three energy levels.
My atomic Number is 92.
I am the heaviest metal in Period 5.
I am the Period 4 element found in milk, bones and chalk.
Negative charge of an atom
Center part of an atom that holds protons and neutrons
Positive charge of an atom
Neutral Charge of an atom
Area in an atom where an electron is found
Substance that cannot be broken down into smaller parts
Number or protons in an atom
Atoms of the same element that have different amounts of neutrons
Average mass of an element's isotopes
Chart that shows the elements
When 2 or more elements combine
Atom that is no longer neutral because of gained/lost electrons
Chemical bond by sharing of valence electrons
Chemical Reaction that releases energy
Chemical reaction that absorbs energy
Substance that speeds up a chemical reaction
Symbol for Iron
Vertical columns on the Periodic Table are called
Horizontal rows on the Periodic Table are called
A particle with a single negative charge
The positively charged central part of an atom
A positively charged particles that make up a nucleus
A nuetral particle in the nucleus of an atom
The electrons in the outermost energy level of Niels Bohr's model of an atom
An area around an atomic nucleus where an electron is most likely to be found
Pure substances that cannot be broken down into any simpler substances
The number of protons in an atom of an element
Atoms of the same element that have different numbers of neutrons
The sum of the number of protons and neutrons in an atom
The average mass of an element's isotopes
A chart of elements arranged into rows and columns based on their chemical and physical properties
Vertical columns on the periodic table
Horizontal rows on a Periodic Table
A group located on the left side of the Periodic Table that is a good conductor and shine when polished
Another group located on the right side of the Periodic Table that are insulators and are not shiny
An object that has low electrical resistance and can allow electricity to flow easily
An object that has higher electrical resistance and prevents electricity easily through a material
Elements in the middle of the Periodic Table and are semiconductors.They also have properties that are similar to both metals and nonmetals
A substance that is made of two or more elements chemically joined in a specific combination
An atom no longer neutrally charged because it has lost electrons
An attraction that holds ions close together
A bond formed when two atoms share valence electrons
A chemical reaction that releases heat of light energy
Chemical Reactions that absorb energy
The speed at which a reaction occurs
A substance that speeds up chemical reactions
a substance that cannot be broken down into a simpler substance by ordinary chemical means
the smallest unit of an element that has all of the properties of the element; basic building block of matter.
the number of protons and neutrons in the nucleus of one atom of the element.
the number of protons contained in each nucleus of its atoms of the element.
a horizontal row (left to right) in the periodic table.
a vertical column (up and down) on the periodic table.
a chart that organizes information about all of the known elements according to their atomic number.
describes how likely an element is to form bonds with other elements.
an element or substance that conducts heat and electricity, is malleable and ductile and has low ionization energy and low electronegativity values. Metals
an element that does not conduct electricity or heat and is usually a gas at room temperature. Nonmetals are brittle, have high ionization energies and high electronegativity values. Nonmetals tend to gain electrons to form anions
group 1 metals on the periodic table that contain 1 valence electron and lose their valence electrons the most easily, making them the most reactive metals.
group 1 metals on the periodic table that contain 2 valence electrons and are the second most reactive metals.
group 3-12 on the periodic table. They have varying valence electrons and do not follow the normal trends of the other metals. They form brightly colored compounds and ions in solution.
group 17 nonmetals on the periodic table that contain 7 valence electrons. They only need to gain 1 valence electron to have a stable octet. They gain valence electrons the most readily, making them the most reactive nonmetals.
group 18 elements on the periodic table that contain 8 valence electrons (He has 2) and a full valence shell making them very stable and inert.
an element that has some properties of a metal and some properties of a nonmetal. The metalloids are found on the boron staircase, there are 7 metalloids: B, Si, Ge, As, Sb, Te, and Po.
elements and/or compounds that when put together are unable to react chemically. The noble gases (group 18) elements are inert because of a full valence shell.
the charge of an atoms nucleus resulting from its number of protons
the distance between the nucleus of an atom and it's outermost energy level
the attraction a nucleus has resulting from its number of protons
The "outer energy shell" of and atom
Electrons are "shared" in this type of bond.
Electrons are "stolen" in this type of bond.
The smallest unit of matter with all the properties of that substance.
This matches the number of protons in an atom.
A neutron has a ___________________ charge.
"Like" electric charges ____________________ each other.
A combination of one or more atoms.
The location around the nucleus where electrons orbit.
A charged particle.
A "Family" of elements that do not typically react with other elements.
The "Family" of elements that are very reactive.
Characteristics that are measurable or observable are called physical _____________.
Subtract the atomic number from the atomic mass to find the number of _________________.
Electrons have a ______________________ charge.
Protons have a _________________________ charge.
An abreviated way to name an element.
Other than hydrogen and helium, the number of electrons needed to fill the valence shell.
The center of an atom where the protons and neutrons are located.
An element that can have a variable number of neutrons in its nucleus.
Atoms with full outer energy shells are known to be _______________.
A group of elements with similar properties are known as a _________________.
Reactivity is a ______________________ property.
The elements are organized into this grid.
When elements react they form new _____________________.
This element is found in all organic matter and has four valence electrons.
NaCl is the ___________________________ for salt.
Each ___________________ on the periodic table represents the number of valence electrons in an element.
Each __________ on the Periodic Table represents the number of "energy levels" an element has.
The "electronic connections" between elements in a molecule.
What are positively charged particles of the atom?
What are negatively charged particles of an atom?
What particle of anatom has no charge?
Where are protons found?
Where are electrons found?
An _______ is an atom that has the same number of protons but a different number of neutrons as other atoms of the same element.
The ____ ______ is the total number of protons and neutrons.
What detrmines the identity of an atom?
What is an average of the masses of all naturally occuring isotopes of an element?
The electrons in the outermost energy level of an atom are called _______ _________.
Alkali Metals only have ___ valence electron?
Valence electrons determine the _____ of which an element si placed.
Lithium is a?
Is Flourine a metal or nonmetal?
A ______ loses an electron and becomes positively charged.
A _____ gains an electron and becomes negatively charged.
A row of elements is called a ______.
What are charged particles that form during chemical changes?
What is it called when 2 atoms of nonmetals bond?
What is it called when a metal reacts with a nonmetal?