Which substance is the best conductor of electricity?
copper
iodine
oxygen
xenon
What property do transition metals, alkaline earth metals, and halogens share?
All of these
They all behave like non-metals under certain conditions.
They are all malleable.
None of these.
The elements in which group do not usually form compounds?
Noble gases
Alkali metals
Halogens
Alkaline Earth Metals
The element in period 4, group 12 is best classified as a ___________.
gas
nonmetal
metalloid
metal
Which of the following elements would have chemical properties most similar to lithium?
sodium
tin
barium
manganese
Which of the following groups contains members with similar chemical properties?
Sr, Mg, Ca
I, Xe, Sr
Fe, Zn, Ru
F, I, Al
Arrange these elements in order of decreasing atomic radius: sulfur, chlorine, aluminum, and sodium.
Chlorine, sulfur, sodium, aluminum
Aluminum, chlorine, sodium, sulfur
Chlorine, sulfur, aluminum, sodium
Sodium, aluminum, sulfur, chlorine
Which elements are examples of metalloids?
Hydrogen, nitrogen, chlorine
Silicon, germanium, arsenic
Sodium, potassium, calcium
Argon, xenon, radon
Which element on the periodic table has the highest electronegativity?
hydrogen
fluorine
helium
francium
Based on the following electron configuration, what is the correct classification for this element? 1s2 2s2 2p6 3s2 3p6
halogen
noble gas
alkali metal
transition metal
Based on the following electron configuration, what is the correct classification for this element? 1s2 2s2 2p6 3s2 3p6
alkali metal
halogen
transition metal
noble gas
Based on the electron configuration below, what is the correct classification for this element? 1s2 2s2 2p6 3s2 3p6 4s2 3d6
Representative element
Noble gas
Alkaline Earth metal
Transition metal
Which of the following is the noble gas notation for an element in group 2?
[Kr]5s2 4d10 5p5
[Ne]2d10
[Kr]5s2
[Ar]4s2 3d1
Which of the following is the noble gas notation for an element in group 17.
[Kr]5s2
[Kr]5s2 4d10 5p5
[Ne]2d10
[Ar]4s2 3d1
Which of the following is an impossible noble gas notation.
[Kr]5s2 4d10 5p5
[Kr]5s2
[Ne]2d10
[Ar]4s2 3d1
Which of the following is the noble gas notation for scandium.
[Ar]4s2 3d1
[Kr]5s2 4d10 5p5
[Ne]2d10
[Kr]5s2
