WorksheetsPeriodic Table and Trends
Total questions: 66
Worksheet time: 11mins
The common charge on an atom in group 17 would be....
+1
+7
-7
-1
17
Which of the following is the term for a substance in which all the atoms have the same number of protons
a compound
An element
a molecule
a solid
a gas
What period is Lead (Pb) in?
6
4
Metals
4A
What are valence electrons?
Any of an atom's electrons
Electrons located on the first energy level
Electrons not attached to any atom
electrons located on the outer energy level
What group or family is lead in?
6
4
Metal
4A
What Element is in period 4, group 5A?
Antimony
Arsenic
Tin
Germanium
How many electrons does Barium (Ba) have?
13
2
71
56
What is the ionic charge of Phosphorus (P)?
+5
-3
+3
-5
Why are halogens so reactive?
They want to get rid of their only valance electron
They only need one more electron
They are non reactive, they have a full shell
How many valence electrons does a carbon atom have?
8
4
2
6
Mendeleev predicted that the gaps in his periodic table represented
ions.
radioactive elements.
unstable elements.
undiscovered elements.
On most periodic tables, the lanthanides and actinides appear
on a separate page.
below the main portion.
on the back.
at the top.
Alkali metals are located in column ___ of the periodic table.
1
2
7
8
Alkali metals have ___ valence electron(s).
one
two
seven
eight
Semiconductors, or metalloids, can be described as...
same as nonmetals
bad conductors
characteristics of metals and nonmetals
same as metals
Who described all matter to be made up of "atomos," objects he described to be indivisible and indestructible?
Democritus
Bohr
Rutherford
H2SO4
