WorksheetsCh 10-11 Test
Total questions: 45
Worksheet time: 28mins
What is the scientific definition of theory?
A well-tested set of ideas that explains many observations
A guess
A mathematical proof
A bridge between different scientific fields
What is the role of neutrons in the nucleus?
To stabilize the nucleus
To provide charge to the atom
To interact with electrons
To determine the atomic number
What is the atomic number of an element?
The number of protons in the nucleus
The number of neutrons in the nucleus
The number of electrons in the atom
The total number of nucleons in the nucleus
What is the relative atomic mass of silver?
107
109
107.8682
52%
What is the purpose of the charge in the atomic symbol?
To indicate the number of protons
To indicate the number of neutrons
To indicate the number of electrons
To indicate the mass number
What is the function of the nucleus in an atom?
To hold the protons and neutrons
To interact with other atoms
To determine the chemical properties
To generate energy
What is the term used to describe different isotopes of the same element?
Isomers
Isotopes
Isobars
Isotones
What are the three subatomic particles that make up an atom?
Proton, neutron, electron
Alpha, beta, gamma
Quark, lepton, boson
Nucleus, electron cloud, ion
What do the symbols in the top left of an element on the periodic table mean?
State of Matter
Shape
Where they occur in Nature
How they behave
An element's identity is directly related to the number of ________
Electrons
Protons
Neutrons
Gluons
Reactivity is primarily based on _______
Electrons
Neutrons
Protons
Gluons
Discovered the Atomic Nucleus
Thomson
Rutherford
Einstein
Mr. Ables (Obvi)
Discovered the Electron
Thomson
Edison
Rutherford
Einstein
Used to discover the electron
Parthon Tube
Cathode Ray Tube
Lightbulb
Gold Foil Experiment
Created the Periodic Table
Rutherford
Thomson
Democritus
Mendeleev
Which describes how elements are arranged in the periodic table?
by chemical symbol
by increasing atomic mass
by increasing atomic number
by alphabetical order of name
Which group in the periodic table contains the noble gases?
Group 1
Group 2
Group 17
Group 18
A column on the periodic table is called a(n)
Group
Period
Trend
Task
Which of the following classes of elements are most common on the periodic table?
Metals
Nonmetals
Metalloids
In the modern periodic table elements are arranged by:
atomic mass
atomic number
valence electrons
number of isotopes
What colour shows where metals are on this periodic table?
green
pink
blue
Which element has the highest atomic number in period 2 of the periodic table?
Oxygen
Nitrogen
Neon
Fluorine
What is the name given to the horizontal rows in the periodic table?
Groups
Periods
Families
Blocks
What is Oxygen and Hydrogen used to make?
Water
Food
Plants
Pizza
Which position represents the highest energy state?
1
2
3
4
How many protons are shown in this model of Carbon?
12
6
5
18
atomic weight
A change is size, state, shape, or form in which the matter's identity does NOT change
Which element is represented by the Atomic Symbol "C"?
Which element is represented by the Atomic Symbol "O"?
Which element is represented by the Atomic Symbol "N"?
Which element is represented by the Atomic Symbol "H"?
Which elements are colored red?
nonmetals
metals
metalloids
Sodium (Na) is found in which period?
1
2
3
4
Which element is in period 4 family 11
Mercuy
Copper
Silver
Gold
Using the Blank Periodic Table:
Which elements would have similar chemical properties as element A?
A
B
F
G
H
