Chem 101 - Simple Ionic Compounds

25 July 2022
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27 test answers

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question
What ionic compound is formed from cesium and nitrogen?
answer
Cs3N
question
Which one of the following is an ionic compound?
answer
AlBr3
question
An ionic compound has the formula X2O. Identify the element, X.
answer
Potassium
question
Which one of the following pairs will form an ionic compound with a 1:1 ratio between the cation and anion?
answer
Calcium and sulfur
question
Which one of the ions will form an ion with a 1- charge in an ionic compound?
answer
Fluorine
question
Which element can replace X in the formula Mg3X2?
answer
Phosphorus
question
Which pair of ions will form an ionic compound with a 1:1 ratio?
answer
Calcium and sulfur
question
A compound has the formula Al2X3. Which one of the following could be X?
answer
Sulfur
question
What ions compose the compound magnesium phosphide?
answer
Mg2+ and P3
question
What is the name for the compound with the formula MgCl2?
answer
Magnesium chloride
question
Which group contains only elements that will form cations in ionic compounds?
answer
Sodium, magnesium, aluminum
question
Which ionic compound is possible?
answer
K2O
question
Which one of the following correctly pairs the element and the charge it forms in an ionic compound?
answer
Li, 1+
question
What is the correct formula for the compound made from sodium and oxygen?
answer
Na2O
question
Which one of the listed elements will form an ion with a 2+ charge?
answer
Calcium
question
Which pair of elements can form an ionic compound?
answer
Barium and iodine
question
Which group contains only elements that can form anions in ionic compounds?
answer
Nitrogen, oxygen, and fluorine
question
Which pair of elements will form an ionic compound with a 1:2 ratio between the cation and anion?
answer
Magnesium and bromine
question
What is the formula for the ionic compound formed from barium and phosphorus?
answer
Ba3P2
question
What is the formula for the compound made from beryllium and bromine?
answer
BeBr2
question
In the ionic compound XY3, if X has a charge of __________ then Y has a charge of __________.
answer
3+; 1-
question
An ionic compound has the general form, XCly. Which option for X and y correctly completes the formula?
answer
Beryllium, 2
question
In the ionic compound AmBn, which element is the cation?
answer
A
question
What is the name for the compound with the formula RbF?
answer
Rubidium fluoride
question
What is the name for the ionic compound formed from Sr and P?
answer
Strontium phosphide
question
What is the formula for the compound formed from calcium and oxygen?
answer
CaO
question
What is the name for the compound with the formula Ba3N2?
answer
Barium nitride