ATOMS
Smallest unit of _________
What is matter?
A water molecule is represented as H2O. How many hydrogen atoms are in this molecule?
What is 2?
This organizes all the elements known on earth.
What is the periodic table?
This side of the periodic table contains the non-metals.
What is the right side?
A bond in which atoms share electrons.
What is a covalent bond?
Particle of an atom with a negative charge.
What is an electron?
A molecule is the smallest unit of most ___________s
What is a compound?
What the letter abbreviation of an element is called.
What is the atomic symbol?
This side of the periodic table contains mostly metals.
What is the left side?
A bond in which atoms give or take electrons.
What is an ionic bond?
Particle of atom with a positive charge.
What is a proton?
Compounds are made by chemically combining 2 or more of these.
What are elements?
This number determines the number of protons and/ or electrons in a neutral atom.
What is the atomic number?
If the element gold has 79 protons and 118 neutrons, this is the number of electrons.
What is 79 electrons?
An atom that has lost or gained electrons and has a + or - charge.
What is an ion?
Where protons and neutrons are found.
What is the nucleus?
This joins two atoms of elements in a molecule.
What is a bond?
This number is the mass of the protons and neutrons in an atom.
What is the atomic mass?
Is Hydrogen considered a metal or non-metal in Biology?
What is a non-metal
This type of bond will dissolve/ disassociate in water.
What is an ionic bond?
Outermost electrons that participate in bonding.
What are valence electrons?
What is 24?
This is how you determine the number of neutrons in an atom.
What is the atomic mass minus atomic number?
A metal like Sodium (Na) is most likely to react with an element from this part of the periodic table.
What is a non-metal?
This type of bond is strong and forms large molecules found in living organisms.
What is a covalent bond?