Worksheetscoach lee mid term practice
Total questions: 12
Worksheet time: 7mins
A column of elements on the periodic table is called
group
periods
teams
34
the smallest unit of matter that maintains it chemical identity is....
atom
proton
neutrons
megatron
a positive charged particle in the nucleus of an atom
proton
neutron
bumblebee
rigby
atoms of the same element can differ in
mass number
chemical properties
atomic number
not this one
Neon-22 contains 12 neutrons. it also contains
10 protons
10 birds
22 protons
1738 protons
all waves in electromagnetic spectrum have the same
speed
its not A
wave length
energy
the main energy level that can hold only 2 electrons is
first level
second level
Its B
Third level
electrons involved in the formation of a chemical bond are called
Valence electrons
Lewis electrons
dipoles
J Cole is better than Kendrick
to draw a Lewis structure one must know the
the number of Valence electrons
bond length of each atom
atomic mass opf each atom
know how to draw
What is the most common oxidation number (charge ) of oxygen
-8
19
-2
big 14
If two contently bonded atoms are identical, the bond is
non polar covalent
polar covalent
dipole covalent
batman
which is better
Cartoon Network
Disney
Nickelodeon
other..
