Share Elements Review Game
Save to Folder
Fill in the blank: All matter is made up of _______________.
elements
Which one is an element? water/salt/sodium/H20
sodium
How can you prove that an element is truly an element (not a molecule)?
It can't be broken down into anything smaller.
What element is diamond made of?
carbon
What two elements make salt?
sodium and chlorine
An/A ___________________ is the smallest particle of an element that still has the properties of that element.
atom
Which scientist developed the most accurate theory of an atom?
Schrodinger
How is Schrodinger's theory different from the others?
His theory includes the electron clouds or orbitals.
Electrons charge? Mass? Location? Speed?
negative charge/small mass/travel rapidly around the nucleus
What makes up most of an atom’s mass?
the nucleus
Carbon protons? Electrons? Neutrons?
6 protons/6 electrons/6, 7, or 8 neutrons
What is the result of an atom always having an equal number of protons and electrons?
The atom has a neutral charge.
Identify the 4 forms of carbon.
coal/graphite/diamond/buckyball
How can carbon make so many different things with different properties?
The answer lies in the way the atoms are arranged.
How many atoms must join together to form a molecule?
two or more
Which one is not a molecule? O/O2/H2O/NaCl
O - because it is just one atom of oxygen - the others are 2 or 3 atoms combined
