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WorksheetsElements and The Periodic Table
Total questions: 36
Worksheet time: 18mins
A(n) _______________________ cannot be broken down into any other substance.
mixture
atom
element
compound
Fe is the ___________________ for iron
atomic number
chemical symbol
atomic mass
protons
All atoms are made of __________________.
protons
neutrons
electrons
oxygen
Which subatomic particle has a negative charge?
Proton
Neutron
Electron
Which subatomic particle is located outside the nucleus?
Proton
Neutron
Electron
Which subatomic particle is located inside the nucleus?
Proton
Neutron
Electron
Which subatomic particle has a positive charge?
Proton
Neutron
Electron
Which subatomic particle has no charge?
Proton
Neutron
Electron
It is the number of ________________ that distinguish one element from another.
Protons
Neutrons
Electrons
Atomic Mass
How many neutrons does Platinum (Pt) have?(round to the nearest whole number)
78
195
117
273
This type of element makes up most (75%) of the periodic table.
Metals
Nonmetals
Metalloids
Noble Gases
Characteristics of metals are....
Good conductors of heat and electricity
High melting point
Easily loses electrons
All of the above
What element contains 53 protons?
Manganese
Iodine
Palladium
Calcium has ____________________________
10 protons, 20 neutrons and 20 electrons
30 protons, 20 neutrons and 20 electrons
20 protons, 20 neutrons and 20 electrons
40 protons, 40 neutrons and 20 electrons
_________________________ are the horizontal rows on the periodic table.
Periods
Groups
Families
All of the above
_________________________ are the vertical columns on the periodic table.
Periods
Groups
Rows
All of the above
Which group has low boiling points?
Metals
Metalloids
Nonmetals
Noble Gases
The number of protons and number of electrons is an elements _________________.
Atomic Mass
Neutrons
Valence Shells
Atomic Number
How many elements are found in nature?
91
112
118
Period 4 has how many electron shells?
6
8
4
112
The elements are divided into how many major groups?
4
18
7
What are the elements in group 1 (the far left) of the periodic table called?
Alkali metals
Alkaline earth metals
Halogens
Noble gases
What are the elements in group 18 (the far right) of the periodic table called?
Alkali metals
Alkaline earth metals
Halogens
Noble gases
What are the elements found along the "staircase" called? They have properties of both metals and non-metals.
Metalloids
Non-metals
Transition metals
Metals
Hydrogen is a:
Alkali metal
Metalloid
Non-metal
Noble gas
The positively charged particle in the nucleus of an atom is a:
Proton
Neutron
Electron
Shell
The neutral particle in the nucleus of an atom is a:
Proton
Neutron
Electron
Shell
The number of protons in the nucleus of an atom is equal to the:
Atomic number
Atomic mass
Number of neutrons
Number of valence electrons
The total number of protons and neutrons in an atom's nucleus is equal to the:
Atomic number
Atomic mass
Number of valence electrons
Number of electron shells
The Russian scientist who created one of the first periodic tables by using atomic mass was:
Bohr
Rutherford
Mendeleev
Thomson
The model of an atom that shows electrons in circular orbits around the nucleus is called the:
Bohr Model
Lewis Dot Structure
Rutherford Model
Thomson Model
What is the chemical formula for water?
HO2
H2O
HHOO
HHO
Water covers ______ % of Earth's surface?
60
75
70
65
A molecule such as water, in which the charges aren't evenly distrubted, is called
the north pole
a polar ice cap
a polar molecule
a molecule
The attraction of one molecule to another molecule of the same kind is called
Adhesion
Cohesion
The attraction between two different kinds of molecules is
Adhesion
Cohesion
