Columns on the periodic table are known as
A) Periods
B) Halogens
C) Metals
D) Groups
E) Metalloids
D) Groups
Of the following compounds, which contains a metalloid?
A) SiF₄
B) SCl₂
C) In₂O₃
D) Sn(C₂H₅)₄
E) Bi₂S₃
A) SiF₄
The halogens are found in Group ____
A) 1A (1)
B) 2A (2)
C) 6A (16)
D) 7A (17)
E) 8A (18)
D) 7A (17)
What is the atomic symbol for the element in Group 4B (4) and the fourth period?
A) Sc
B) V
C) Zr
D) Hf
E) Ti
E) Ti
Which of the following elements would be chemically similar to selenium (Se)?
A) Br
B) Sc
C) As
D) S
E) Ca
D) S
Which of the following is NOT an alkali or alkaline earth element?
A) Ra
B) Cs
C) Sc
D) Be
E) Rb
C) Sc
Which of the following compounds contains a metal?
A) CO₂
B) LiCl
C) H₂O
D) CH₄
E) PBr₃
B) LiCl
Which of the following numbered groups on the periodic table represents the noble gases?
A) Group 1
B) Group 2
C) Group 16
D) Group 17
E) Group 18
E) Group 18
Which of the following is most likely to form a +2 ion?
A) K
B) Sc
C) Al
D) O
E) Mg
E) Mg
Determine the number of protons (p) and electrons (e) in Mg²⁺.
A) 10 p, 12 e
B) 12 p, 12 e
C) 12 p, 10 e
D) 12 p, 14 e
E) 10 p, 10 e
C) 12 p, 10 e
How many protons (p) and electrons (e) are found in a Sc³⁺ ion?A) 18 p, 21 e
B) 20 p, 17 e
C) 24 p, 21 e
D) 21 p, 18 e
E) 21 p, 24 e
D) 21 p, 18 e
Quicklime, CaO, is an important substance used in making mortar. What kind of bonds are present in this compound?
A) ionic
B) covalent
C) metallic
D) coordinate
A) ionic
Which of the following compounds contain an ionic bond?
A) Br₂
B) Na₃PO₄
C) CCl₄
D) NH₃
E) H₂O₂
B) Na₃PO₄
Which of the following is most likely to make a -3 ion?
A) Al
B) P
C) Be
D) Se
E) Bi
B) P
Which of the following represents a species with 39 protons and 36 electrons?
A) K⁺
B) Y
C) Ca²⁺
D) Y³⁺
E) Ar
D) Y³⁺
Iron forms compounds as both a ferrous Fe(II) and a ferric Fe(III) ion. These two ions differ by:
A) 1 proton
B) 1 neutron
C) 2 protons
D) 2 electrons
E) 1 electron
E) 1 electron
Based on the positions of the following elements on the periodic table, which of them would you expect to form a 3+ cation?
A) scandium
B) aluminum
C) phosphorus
D) calcium
E) Both A and B
E) Both A and B
Elements that are most similar in their properties are found _____
A) in the same period.
B) in the same group.
C) have the same electron configurations.
D) to occur randomly throughout the table.
E) diametrically opposite each other on the periodic table.
B) in the same group.
In which direction on the periodic table does metallic character increase?
A) Down and to the right.
B) Down and to the left.
C) As you move toward the middle of the table.
D) Up and to the right.
E) Up and to the left.
B) Down and to the left.
Which of the following does NOT describe the element bromine (Br)?
A) A metalloid
B) A nonmetal
C) A main group element
D) A halogen
A) A metalloid
Which of the following groups of elements tend to form cations?
A) Metals
B) Metalloids
C) Nonmetals
D) Noble gases
E) Radioactive elements
A) Metals
Which of the following is a halogen?
A) Sodium
B) Copper
C) Neodymium
D) Selenium
E) Iodine
E) Iodine
Which of the following is a transition metal?
A) Strontium
B) Silver
C) Sulfur
D) Samarium
E) Sodium
B) Silver
Which of the following is NOT a metalloid?
A) Lead
B) Silicon
C) Arsenic
D) Tellurium
E) Astatine
A) Lead
Group 18 elements were called the noble gases originally because
A) they have a full octet.
B) they are colorful, so 'noble.'
C) they 'crown' the end of each period of the table.
D) they were discovered by Alfred Nobel, founder of the Nobel Prizes.
E) they were believed to be 'too noble' to react with other elements.
E) they were believed to be 'too noble' to react with other elements.
Which of the following atom(s) below has/have five valence electrons?
A) C
B) N
C) O
D) F
E) All of the above
B) N
Which of the following metals would be expected to have the smallest atomic radius?
A) Cesium (Cs)
B) Barium (Ba)
C) Lanthanum (La)
D) Europium (Eu)
E) Tantalum (Ta)
E) Tantalum (Ta)
Halogens tend to form anions because
A) losing electrons will fill their octet faster than gaining them.
B) gaining electrons will fill their octet faster than losing them.
C) halogen element ionization energies are lower than transition metal ionization energies.
D) halogen atomic radii tend to be larger than their corresponding ionic radii.
E) halogen atomic radii tend to be smaller than their corresponding ionic radii.
B) gaining electrons will fill their octet faster than losing them.
Rank the following atoms in order of decreasing first ionization energies (i.e., highest to lowest): Li, Be, Ba, F.
A) Ba > Li > Be > F
B) F > Be > Li > Ba
C) Li > Be > F > Ba
D) F > Be > Ba > Li
E) Ba > F > Be > Li
B) F > Be > Li > Ba
Rank the following atoms in order of decreasing size (i.e., largest to smallest): Rb, F, Mg, B, N.
A) Rb > Mg > B > N > F
B) N > F > B > Mg > Rb
C) Rb > Mg > F > N > B
D) Mg > Rb > B > N > F
E) Rb > Mg > N > B > F
A) Rb > Mg > B > N > F
Which of the following elements has the smallest first ionization energy?
A) S
B) O
C) Si
D) Sr
E) Cs
E) Cs
Which of the following radii comparisons is incorrect?
A) Sr²⁺ < Sr
B) Br⁻ < Br
C) Fe³⁺ < Fe²⁺
D) Se²⁻ > Se
E) Sn²⁺ > Sn⁴⁺
B) Br⁻ < Br
Predict the chemical formula for the ionic compound formed by Al³⁺ and C₂H₃O₂⁻
Al(C₂H₃O₂)₃
Predict the chemical formula for the ionic compound formed by Ca²⁺ and ClO₃⁻
Ca(ClO₃)₂
Predict the chemical formula for the ionic compound formed by Fe³⁺ and O²⁻
Fe₂O₃
Predict the chemical formula for the ionic compound formed by NH₄⁺ and PO₄³⁻
(NH₄)₃PO₄
Predict the chemical formula for the ionic compound formed by the elements Ag and N
Ag₃N
Predict the chemical formula for the ionic compound formed by the elements Al and I
AlI₃
Predict the chemical formula for the ionic compound formed by the elements Ca and Br
CaBr₂
Predict the chemical formula for the ionic compound formed by the elements K and S
K₂S
What is the formula of a compound containing Ba²⁺ and N³⁻ ions?
A) Ba₂N₃
B) Ba₃N
C) BaN₃
D) Ba₃N₂
D) Ba₃N₂
Which of the following is best classified as an ionic compound?
A) S₄N₄
B) SO₃
C) ZnS
D) S₂F₁₀
C) ZnS
Which of the following compounds exhibits ionic bonding?
A) Na₃PO₄
B) HCOH
C) P₄O₁₀
D) OCS
E) PBr₃
A) Na₃PO₄
Which of the following element pairs would be most likely to form an ionic compound?
A) hydrogen; carbon
B) nitrogen; oxygen
C) oxygen; carbon
D) calcium; carbon
E) sodium; potassium
D) calcium; carbon
What is the correct IUPAC name for AgI?
silver iodide
What is the correct IUPAC name for AlBr₃?
aluminum bromide
What is the correct IUPAC name for BaI₂?
barium iodide
What is the correct IUPAC name for Al₂S₃?
aluminum sulfide
What is the correct IUPAC name for CaBr₂?
calcium bromide
What is the correct IUPAC name for KF?
potassium fluoride
What is the correct IUPAC name for Li₂S?
lithium sulfide
What is the correct IUPAC name for MgO?
magnesium oxide
What is the correct IUPAC name for CoCl₂ ?
cobalt(II) chloride
What is the correct IUPAC name for CrBr₃?
chromium(III) bromide
What is the correct IUPAC name for CrN?
chromium(III) nitride
What is the correct IUPAC name for CuO?
copper(II) oxide
What is the correct IUPAC name for Fe₃P₂?
iron(II) phosphide
What is the correct IUPAC name for Mn₂S₃?
manganese(III) sulfide
What is the correct IUPAC name for NiS?
nickel(II) sulfide
What is the correct IUPAC name for PbF₂?
lead(II) fluoride
What is the correct IUPAC name for TiO₂?
titanium(IV) oxide
What is the correct IUPAC name for AgNO₂?
silver nitrite
What is the correct IUPAC name for Al(HSO₄)₃?
aluminum hydrogen sulfate
What is the correct IUPAC name for Al₂(SO₃)₃?
aluminum sulfite
What is the correct IUPAC name for BaHPO₄?
barium hydrogen phosphate
What is the correct IUPAC name for K₂SO₄?
potassium sulfate
What is the correct IUPAC name for LiHSO₄?
lithium hydrogen sulfate
What is the correct IUPAC name for NaHSO₄?
sodium hydrogen sulfate
What is the correct IUPAC name for CoPO₄?
cobalt(III) phosphate
What is the correct IUPAC name for Cr₂(SO₄)₃?
chromium(III) sulfate
What is the correct IUPAC name for CuNO₃?
copper(I) nitrate
What is the correct IUPAC name for Fe(NO₂)₂?
iron(II) nitrite
What is the correct IUPAC name for MnSO₄?
manganese(II) sulfate
What is the correct IUPAC name for Pb(SO₃)₂?
lead(IV) sulfite
What is the correct IUPAC name for Sn(NO₃)₄?
tin(IV) nitrate
What is the correct IUPAC name for KClO₃?
potassium chlorate
What is the correct IUPAC name for Ba(OH)₂?
barium hydroxide
What is the correct IUPAC name for CaCO₃?
calcium carbonate
What is the correct IUPAC name for Fe(OH)₃?
iron(III) hydroxide
What is the correct IUPAC name for Li₂CO₃?
lithium carbonate
Write the chemical formula for the ammonium ion NH₄⁺
NH₄⁺
Write the chemical formula for the carbonate ion
CO₃²⁻
Write the chemical formula for the hydrogen phosphate ion
HPO₄²⁻
Write the chemical formula for the hydroxide ion
OH⁻
Write the chemical formula for the sulfate ion
SO₄²⁻
Write the chemical formula for aluminum fluoride
AlF₃
Write the chemical formula for ammonium phosphide
(NH₄)₃P
Write the chemical formula for barium nitride Ba₃N₂
Ba₃N₂
Write the chemical formula for chromium(III) sulfide
Cr₂S₃
Write the chemical formula for cobalt(II) oxide
CoO
Write the chemical formula for iron(III) carbonate
Fe₂(CO₃)₃
Write the chemical formula for lithium hydroxide
LiOH
Write the chemical formula for manganese(V) hydrogen carbonate
Mn(HCO₃)₅
Write the chemical formula for nickel(II) iodide
NiI₂
Write the chemical formula for silver sulfate
Ag₂SO₄
Write the chemical formula for tin(IV) nitrite
Sn(NO₂)₄
What is the correct formula for barium phosphate?
A) BaPO₄
B) Ba₂PO₄
C) Ba₂(PO₄)₃
D) Ba₃(PO₄)₂
D) Ba₃(PO₄)₂
What is the correct formula for barium phosphate?
A) BaPO₄
B) Ba₂PO₄
C) Ba₂(PO₄)₃
D) Ba₃(PO₄)₂
D) Ba₃(PO₄)₂
What is the correct formula for cobalt(III) hydroxide?
A) CoOH
B) Co(OH)₃
C) Co₃OH
D) Co₂(OH)₃
B) Co(OH)₃
Which has the correct name-formula combination?
A) Barium oxide - BaO
B) Lithium nitride - LiN
C) Aluminum sulfide - AlS
D) Rubidium phosphide - RbP
A) Barium oxide - BaO
Which has the correct name-formula combination?
A) Barium sulfate - Ba(SO₄)₂
B) Calcium phosphate - Ca₂(PO₄)₃
C) Lithium sulfate - LiSO₄
D) Potassium phosphate - K₃PO₄
D) Potassium phosphate - K₃PO₄