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WorksheetsChapter 6 Periodic Table Review
Total questions: 12
Worksheet time: 7mins
Moseley's research suggested that elements should be sorted by increasing atomic — A. mass B. number C. radius D. stability
mass
number
radius
stability
Classify the following as either a metal, metalloid or a nonmetal:
1. Si
2. Na
3. Al
(a)
Which periodic family has a full outermost valence shell and rarely reacts with other elements?
Alkali metals
Alkaline earth metals
Halogens
Noble gases
From which of the following atoms would it be the most difficult to remove an electron?
Sodium
Aluminum
Sulfur
Chlorine
Students are conducting an experiment to identify an unknown solid.
Observations of Unknown Solid:
Malleable, and soft enough to cut with a knife.
Reacts explosively with water
Displays a yellow flame when exposed to a Bunsen burner flame.
Based on these observations, which is the best prediction for the identity of the unknown?
chromium
lead
sodium
strontium
Which family correctly represents the elements in Group 1 on the Periodic Table?
Transition metals
Alkali metals
Lanthanide elements
Actinide series
Which of these elements is the most electronegative?
argon
chlorine
phosphorus
sulfur
Which of these statements accurately describes the trend of ionic energies or atomic radii in the Periodic Table?
The atomic radius increases from top to bottom in a group.
The atomic radius increases from left to right across a period.
The ionic energies increase from right to left across a period, and bottom to top in a group.
The ionic energies increase left to right across a period and from top to bottom in a group.
Which element is most likely to ionize by losing two electrons?
Beryllium
Helium
Lithium
Oxygen
Which of the following elements has the largest atomic radius?
Calcium
Sodium
Potassium
Magnesium
What is the identity of the element with the electron configuration of 1s2 2s2 2p6 3s2 3p6 4s2 3d10?
Ca
Cd
Zn
P
Electron configurations can be represented in an abbreviated form also known as the Noble Gas Configuration for an element. What is the correct name and Noble Gas Configuration for the element with the following configuration?
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d2
Zirconium – [Kr]5s24d2
Zirconium – [Xe]5s24d2
Strontium – [Kr] 5s24d2
Strontium – [Ar] 5s24d2
