basic chemistry Flashcards
1
Q
what is matter ?
A
anything that takes up space and has mass
2
Q
the atom is the ____ particle of an element
A
smallest
3
Q
a proton is a ____ charged atom
A
positively
4
Q
a neutron is a _____ charged atom
A
neutral
5
Q
an electron is a _____ charged atom
A
negatively
6
Q
where do protons, neutrons, and electrons reside ?
A
in the nucleus
7
Q
what is a molecule ?
A
2 or more atoms
8
Q
what is a compound?
A
2 DIFFERENT atoms
9
Q
covalent bonding ___ the electron
A
shares
10
Q
ionic bonding _____ the electron
A
transfers
11
Q
when an ion is charged this is because of a ___ of an electron
A
gain
12
Q
an acid is a proton ___
A
donor
13
Q
a base is a proton _____
A
receptor
14
Q
an acid has a ph ___ 7
A
below
15
Q
a base has a ph ___ 7
A
above
16
Q
co2 must be eliminated from the ___ by the ____ system
A
blood, respiratory
