WorksheetsPeriodic Law
Total questions: 35
Worksheet time: 18mins
Who organized the first periodic table?
Mendeleev
Moseley
Mozart
Lavosier
The group 2A elements all include the
Alkali Metals
Alkaline Earth Metals
Transition metals
Nonmetals
Which of the following is NOT considered a representative element?
Hydrogen
Argon
Zinc
Barium
Which of the following is considered a noble gas?
Nitrogen
Chlorine
Magnesium
Helium
Identify the period and group of the element that has the electron configuration [Ne] 3s2 3p3.
Period 2 group 2A
Period 3 group 1A
Period 3 group 3A
Period 3 group 5A
Which of the following would be found in Group 4B?
Silicon
Titanium
Sodium
Carbon
This diagram best represents
Electronegativity
Atomic Radii
First Ionization Energy
Atomic Number
A(n) _____ is an atom, or bonded group of atoms, that has a positive or negative charge.
Halogen
Ion
Isotope
Molecule
What can you interpret based on this diagram?
The sodium atom is larger than the sodium ion
The sodium atom is smaller than the sodium ion
The sodium atom and ion are both equal in size
The sodium ion has more electrons than a sodium atom
An atom becomes negatively charged by _______.
Gaining a proton
Gaining a neutron
Gaining an electron
Losing an electron
Atomic radii cannot be measured directly because the electron cloud surrounding the nucleus does not have a clearly defined _____.
outer edge
charge
mass
probability
Elements in the same group have the same ____.
atomic radius
electronegativity
number of valence electrons
number of protons
In what group AND period can you find this element?
4th period Group 8A
5th period Group 2A
3rd period Group 3A
4th period Group 4A
What is the trend in first ionization energy as you move from left-to-right across a period?
Generally increases
Generally decreases
remains the same
Varies
How many electrons does an atom generally need in its outer level to be the most stable?
4
8
10
12
The element that has the greatest electronegativity is
Francium
Hydrogen
Chlorine
Fluorine
If n stands for the highest occupied energy level, then ns2 would be the outer configuration for which group?
Group 1A
Group 2A
Group 1B
Group 7A
Which of the following elements has 3 valence electrons?
Lithium
Helium
Gallium
Barium
The energy required to remove the first electron from an atom is called the ______
Electronegativity
Atomic Energy
Atomic Radii
First Ionization Energy
A column on the periodic table
Period
Group
Electron Configuration
Metals
Group B elements
Representative elements
Nonmetals
Transition elements
Alkali metals
Elements that are shiny and conduct electricity
Nonmetals
Metals
Statement that when the elements are arranged by increasing atomic number, there is a periodic repetition of their chemical and physical properties
Atomic theory
Newton's 3 laws of motion
Periodic Law
Octet rule
Indication of an atom’s ability to attract electrons in a chemical bond
Electronegativity
First Ionization Energy
Halogen reactivity
Atomic radii
Into how many blocks is the periodic table divided?
1
2
3
4
What groups of elements does the p-block contain?
Groups 1A and 2A
Groups 3A-8A
All group B elements
Alkali metals and Alkaline Earth Metals
What groups of elements does the s-block contain?
Group 1A and 2A
Group 1A ONLY
Group 1A, 2A and 8A
Group 1B and 2B
What is the electron configuration of the element in period 3, group 6A?
1s2 2s2 2p6 3s2 3p1
1s2 2s2 2p6 3s2 3d10 3p4
1s2 2s2 2p6 3s2 3p4
1s2 2s2 2p6 3s2 3p2
What is the Noble Gas configuration of the element in period 5 group 2A?
[Kr]5s1
[Kr]5s4
[Xe]5s2
[Kr]5s2
What is the name of the elements in column 2? (Not the group number)
Alkali metals
Alkaline Earth metals
Halogens
Noble Gases
Which of the following is a d block element
Be
Si
Ni
Th
a p-block element that is not a metalloid
Si
O
Be
Th
Rank the following atoms in order of decreasing atomic radii. F, C, Be, Li
F, C, Be, Li
Li, Be, C, F
Li, Be, F, C
F, C, Li, Be
Rank the following particles in order of increasing ionization energy. I, Br
Br, I
I, Br
They have the same ionization energy
Rank the following atoms in order of decreasing electronegativity. B, F, N
F, N, B
B, F, N
N, F, B
F, B, N
