WorksheetsPeriodic Table Review - 2.6
Total questions: 15
Worksheet time: 24mins
In the modern Periodic Table, the elements are arranged in order of increasing
atomic number
mass number
oxidation number
valence number
Which element in Group 15 has the strongest metallic character?
Bi
As
P
N
Atoms of elements in a group on the Periodic Table has similar chemical properties. This similarity is most closely related to the atoms'
number of principal energy levels
number of valence electrons
atomic numbers
atomic masses
Which list of elements contains two metalloids?
Si, Ge, Pt, Pb
As, Bi, Br, Kr
Si, P, S, Cl
P, Sb, I, Xe
Which pair of symbols represents a metalloid and a noble gas?
Si and Bi
As and Ar
Ge and Te
Ne and Xe
Which element has chemical properties that are most similar to those of calcium?
Co
K
N
Sr
Which list includes elements with the most similar chemical properties?
Br, Ga, Hg
Cr, Pb, Xe
O, S, Se
N, O, F
Which Lewis electron-dot diagram represents a nitrogen atom in the ground state?
Which statement explains why neon is a Group 18 element?
Neon is a gas at STP
Neon has a low melting point
Neon atoms have a stable valence electron configuration
Neon atoms have two electrons in the first shell
An atom of an element forms a 2+ ion. In which group on the Periodic Table could this element be located?
1
2
13
17
Which particle has the same electron configuration as a potassium ion?
fluoride ion
sodium ion
neon atom
argon atom
Which ion has the same electron configuration as an atom of He?
H-1
O-2
Na+
Ca2+
Which element is malleable and a good conductor of electricity ?
argon
carbon
iodine
silver
An atom in the ground state has a total of 7 electrons, 7 protons, and 7 neutrons. Which Lewis electron-dot diagram represents this atom?
Which Lewis electron-dot diagram is correct for a S2- ion?
