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WorksheetsMatter Test Review
Total questions: 40
Worksheet time: 47mins
The periodic table is arranged __.
by number of neutrons
by symbols
in alphabetical order
by atomic number
Look at a Periodic Table and look up Neon, Atomic Number 10.
How many protons does an atom of Neon contain?
10
20
15
30
The atomic MASS of an element equal the number of __.
protons
protons and electrons
protons and neutrons
electrons
Use a periodic table, what is the atomic number of nickel if it has 28 protons and atomic mass of 59?
59
28
87
0
Which of the following is a compound?
Na
Si
OH
He
Which of the following is an element?
Co
H2O
OH
CO2
Which is correct in identifying number of atoms in each element in the compound, CaCO3?
Calcium - 1, Carbon - 1, Oxygen - 3
Calcium - 0, Carbon - 0, Oxygen - 3
Calcium - 1, Carbon - 1, Oxygen - 1
Calcium - 3, Carbon - 3, Oxygen - 3
Two or more elements chemically combined together to form __.
mixture
solution
compounds
another element
What orbits (moves around) the nucleus of an atom?
protons
nuetrons
electrons
nucleus
A substance that can NOT be broken down into another substance is __.
a mixture
a compound
a molecule
an element
What type of change has occurred in the following chemical equation: 4Fe + 3O2 → 2Fe2O3
identify change
bonding change
chemical change
physical change
If Iron's atomic number is 26, its atomic mass is 55.847, how many protons does it have?
26
55.847
55
56
Characteristics used to describe matter.
weight
properties
matter
mass
The amount of matter in something.
weight
properties
matter
mass
Mass divided by volume.
mass
density
volume
temperature
The particles are far apart and move very quickly.
solid
liquid
gas
slicing bread
chemical change
physical change
bacteria decomposing leaves
chemical change
physical change
evaporating water
chemical change
physical change
shredding paper
chemical change
physical change
bicycle rusting
chemical change
physical change
Proposed the Modern Electron Cloud Model of the atom
Schrodinger
Dalton
Chadwick
Rutherford
Aluminum-27
An atom with 14 protons and 13 neutrons
