Periodic Table
What is the definition of atomic number?
What is the number of protons in the nucleus of an atom
Where are the metals on the periodic table and what are some their properties?
What are groups 1-12 and
Shininess, ductility, malleability, luster, ect.
This reaction releases heat.
What is exothermic reaction
A neutral particle
What is neutron
The production of chemical compounds by reaction from simpler materials
What is synthesis
What is the definition of atomic mass?
What is the total mass of particles of matter in an atom
Where are the nonmetals on the periodic table and what are some their properties?
What are groups 14-18 and
poor conductors, brittle, dull, ect.
This reaction takes in heat.
What is endothermic reaction
A positive particle
What is proton
The state or process of rotting or decay
What is decomposition
What is the definition of valence electrons?
What is the electrons in the outermost shell, or energy level, of an atom
Where are the halogens on the periodic table and what are some their properties?
What is group 17 and
Highly reactive, has seven valence electrons, ect.
What is an ionic bond and what are some of its properties?
What is a form of chemical connection in which one atom loses valence electrons and gains them from another and
form crystal structures, high meting points, high boiling points , hard, brittle, ect.
A negative particle
What is electron
The action or process of replacing someone or something
What is replacement
What is the definition of polyatomic ions?
What is a group of two or more atoms covalently bonded together that carries an overall electrical charge
Where are the noble gases on the periodic table and what are some their properties?
What is group 18 and
colorless, tasteless, odorless, nonflammable, ect.
What is a covalent bod and what are some of its properties?
What is Covalent bonding involves the sharing of electrons between two or more atoms and
has low melting, low boiling points, poor electrical conductivity, generally poor solubility in water, ect.
What are these:
texture, color, shape, smell, ect.
what are physical properties
The principle stating that mass cannot be created or destroyed
What is the conservation of mass
What is the definition of periodic table?
What is a table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure appear in vertical columns.
Where are the alkali metals and alkaline earth metals on the periodic table and what are some their properties?
What are groups 1-2 and
Soft, low density, highly reactive, ect.
Shiny, soft, highly reactive, ect.
What are reactants and products?
What is reactants are the starting substances that are consumed during the reaction, while products are the new substances that are formed as a result of the reaction
What are these:
Flammability, reactivity, toxicity, ect.
What are chemical properties
can exchange both energy and matter with its surroundings, can only exchange energy but not matter
What are open and closed systems