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WorksheetsAtoms & the Periodic Table Test (H)
Total questions: 46
Worksheet time: 48mins
What group is carbon in?
1
2
13
14
15
Are the alkline earth metals more or less reactive than the alkali metals
More
Less
Which of the following is a transition metal?
Aluminum
Calcium
Sodium
Chromium
Which element is found in group 2, period 6?
Oxygen (O)
Barium (Ba)
Selenium (Se)
Carbon (C)
Which halogen is found in period 3?
Krypton (Kr)
Argon (Ar)
Bromine (Br)
Iodine (I)
Chlorine (Cl)
a unique number for each element that equals the number of protons in an atom of that element
element name
element symbol
atomic number
atomic mass
Which element is similar to Li?
Be
K
Fe
I
Which element is the least reactive out of the following?
Li
Ne
B
C
Which shows the correct parts of the nucleus?
Neutron and Electron
Neutron and Proton
Proton and Electron
Proton, Neutron and Electron
Using the picture from a periodic table, what is the Atomic Mass?
26
Fe
55.845
56
Calcium has the atomic number 20. If it has a mass number of 46, how many neutrons are present?
46
20
26
We cannot tell
How many neutrons does Au contain? (click to see image)
79
118
276
39.5
Which fact is TRUE about the elements found on the periodic table?
They all have the same atomic number
They are NOT pure substances
They are arranged in alphabetical order
Elements in the same column have similar properties
An atom has 54 protons, 77 neutrons, and 53 electrons. What element is this an atom of?
Iridium (Ir)
Iodine (I)
Xenon (Xe)
Berkelium (Bk)
A neutral atom has 12 electrons and 13 neutrons. What element is this an atom of?
Hydrogen (H)
Aluminum (Al)
Silicon (Si)
Magnesium (Mg)
Out of the following, the atom with the largest atomic radius in Group 18 is -
A grouping of elements based on similar properties arranged vertically in the periodic table; each element in each column contains the same number of valence electrons.
group
period
row
isotope
What element is in period 6 and group 14?
Ar (Argon)
O (Oxygen)
Pb (Lead)
Fe (Iron)
Potassium is in group 1 and period 4. How many valence electrons does it have?
1
4
5
3
Choose the alkali metals.
What element, out of the following, has the largest atomic radius?
oxygen
neon
carbon
sodium
What are some characteristics of alkali metals? Select TWO correct answers.
Alkali metals belong to group 10 of the periodic table.
Alkali metals are not reactive with other elements.
Alkali metals are highly reactive and good conductors of electricity.
Alkali metals all have two valence electrons.
Alkali metals have a single electron in the outermost shell.
Identify where the following atoms would be placed.
The blue section (left side) are (a) . The yellow section (right side) are (b) . The (c) border the staircase (green).
alkali metals
alkaline earth metals
transition metals
halogens
noble gases
Which particles in an atom have opposite charges and are attracted to each other?
a proton and an electron
two protons together
a neutron and an electron
a proton and a neutron
Sodium is a reactive, alkali metal. A neutral sodium atom consists of 11 protons, 11 electrons and 12 neutrons. It is a soft metal and metallic silver in color. Sodium plays an important role in the functioning of the human nervous system. Which of the following images represents the atomic structure of a neutral sodium atom?
W
X
Y
Z
How many protons are in this atom?
9
21
12
Based on the element square shown, how many electrons does Lithium contain? (Type in the numerical value. Whole numbers only. )
(a)
This atom of Chlorine has 17 Protons, 20 Neutrons, and 18 Electrons. Based on the information provided, what would be the charge of Chlorine? Answer should be typed with no spaces. Example: +4, -3, 0, etc.
(a)
Based on the element square, how many protons, electrons and neutrons does this atom of Oxygen contain?
8 Protons
2 Neutrons
16 Electrons
16 Protons
8 Neutrons
2 Electrons
8 Protons
8 Neutrons
10 Electrons
8 Protons
8 Neutrons
6 Electrons
Based on the element square shown, which of the following would correctly represent an atom of Hydrogen?
