Vocabulary: Type the correct vocabulary word for each given definition
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Question 17
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Question 20
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Chlorine atoms usually __________ when forming ions. The chloride ion will have a __________charge and is a/an __________
Question 21
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An electrostatic, attractive force binding a cation and an anion.
Question 22
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The tendency of an atom to pull electrons toward itself.
Question 23
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A charged atom or group of atoms formed by the addition or removal of one or more electrons
Question 24
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An ion that has more electrons than protons and therefore has a negative charge
Question 25
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an ion that has more protons than electrons and therefore has a net positive charge
Which element is a metal?
lithium
nitrogen
sulfur
chlorine
The atoms of which element will form cations?
selenium
neon
copper
iodine
Which most likely determines the shape of an ionic compound's crystals?
the compound's melting point
the compound's boiling point
the electronegativity of the compound's elements
the ratio and size of the compound's ions
The atoms of which element will gain electrons to form an ion?
mercury
bromine
beryllium
potassium
An atom of calcium becomes a cation when it forms an ionic bond with two atoms of chlorine. What is the charge on the calcium ion?
1+
2+
3+
4+
The crystal lattice structure of an ionic compound ________.
is weak due to the interactions of th eion
is weak due to the independence of the ions
is strong due to the interactions of the ions
is strong due to the independence of the ions
In general, which group in the periodic table contains elements with the lowest electronegativities?
Group 1
Group 2
Group 16
Group 17
Which is the attractive force of an ionic bond?
a charged atom to a similarly charged atom
a positively charged ion to an oppositely charged ion
one or more electrons to one or more protons
a charged atom to a neutral atom
An atom of nitrogen gains how many electrons when it forms ionic bonds with three atoms of potassium?
1
2
3
4
Which combination of elements will form an ionic bond?
oxygen and fluorine
nitrogen and helium
sodium and calcium
potassium and chlorine
Which must occur for an ionic bond to form between the atoms of two elements?
Both elements must gain one or more electrons
Both elements must lose one or more electrons
One element must lose one or more electrons, while the other must gain one or more electrons.
One element must lose one or more protons, while the other must gain one or more protons.
Calcium's valence shell holds two electrons. Chlorine's valence shell holds seven electrons. Which represents the ions that are bonded in calcium chloride?
Ca2+ + 2Cl-
Ca2- + 2Cl+
2Ca+ + 2Cl-
Ca2+ + Cl2-
The electronegativity of iron is 1.7. Which must be the electronegativity of a nonmetal that will form an ionic bond with iron?
equal to, or greater than, 3.4
equal to, or greater than, 1.7
equal to, or greater than, 0.7
equal to, or greater than, 0.0
Compound 1 melts at 50oC. Compound 2 melts at 210oC. Compound 3 melts at 1240oC. Compound 4 melts at -62oC. Which is most likely to be an ionic compound.
Compound 1
Compound 2
Compound 3
Compound 4
The electronegativity of manganese is 1.6, sulfur is 2.5, oxygen is 3.5, chlorine is 3.0, and bromine is 2.8. With which element will manganes react to form ionic compounds?
sulfur
oxygen
chlorine
bromine
An atom of sulfur becomes an anion when it forms an ionic bond with two atoms of lithium. What is the charge on the sulfur ion?
1+
1-
2+
2-
An atom of aluminum loses how many electrons when it forms ionic bonds with three atoms of fluorine?
1
2
3
4
Which ion is a cation?
Ca2+
Cl2
S2-
Br-
Strontium is in Group 2 of the periodic table. Which number of electrons must be gained or lost for strontium to form a complete valence shell?