Chemistry-Atoms on the periodic table Flashcards
(43 cards)
1
Q
O
A
oxygen
2
Q
H
A
hydrogen
3
Q
Cl
A
chlorine
4
Q
Na
A
sodium
5
Q
F
A
fluorine
6
Q
C
A
carbon
7
Q
He
A
helium
8
Q
N
A
nitrogen
9
Q
Cu
A
copper
10
Q
S
A
sulfur
11
Q
Mg
A
magnesium
12
Q
Mn
A
manganese
13
Q
Ne
A
neon
14
Q
Br
A
bromine
15
Q
P
A
phosphorus
16
Q
Ag
A
Silver
17
Q
Pb
A
lead
18
Q
Fe
A
iron
19
Q
Ca
A
calcium
20
Q
K
A
potassium
21
Q
Au
A
gold
22
Q
Zn
A
zinc
23
Q
Al
A
aluminum
24
Q
I
A
Iodine
25
Sn
tin
26
Ni
nickel
27
Hg
mercury
28
matter
anything that has mass and takes up space
29
atom
smallest unit of an element that maintains the properties of that element
*building blocks of matter*
30
3 subatomic particles
protons, neutrons, & electrons
31
atoms of the same element are _____.
alike
32
Atoms of different elements consist of different amounts of _______, ________, & ________.
protons, neutrons, & electrons
33
What does it mean when an element has 0 net charge?
the atom element is neutral
34
what charge does a proton have?
positive
35
what charge does an electron have?
negative
36
what charge does a neutron have?
no charge
37
Which subatomic particles are located in the nucleus?
protons and neutrons
38
which subatomic particles have a mass of 1 AMU?
protons and neutrons
39
which subatomic particles have a mass so small it is counted as 0?
electrons
40
what does the number of protons identify?
what the atom is
41
how do you find the # of protons in an element?
of P= atomic #
42
how do you find the number of neutrons in an element?
atomic mass - # of protons = # of neutrons
43
which 2 subatomic particles are equal when an atom is neutral?
protons and electrons
