{{asɛmtiNe Ɔkyerɛwfo}} | Nhomakorabea | Nneɛma a ɛma wotumi yɛ ade

1

Which element is a metal?

lithium

nitrogen

sulfur

chlorine

1

The atoms of which element will form cations?

selenium

neon

copper

iodine

1

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

1

The atoms of which element will gain electrons to form an ion?

mercury

bromine

beryllium

potassium

1

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+

1

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

1

In general, which group in the periodic table contains elements with the lowest electronegativities?

Group 1

Group 2

Group 16

Group 17

1

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

1

An atom of nitrogen gains how many electrons when it forms ionic bonds with three atoms of potassium?

1

2

3

4

1

Which combination of elements will form an ionic bond?

oxygen and fluorine

nitrogen and helium

sodium and calcium

potassium and chlorine

1

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.

1

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^-

Ca^2- + 2Cl⁺

2Ca⁺ + 2Cl^-

Ca₂⁺ + Cl₂^-

1

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

1

Compound 1 melts at 50^oC. Compound 2 melts at 210^oC. Compound 3 melts at 1240^oC. Compound 4 melts at -62^oC. Which is most likely to be an ionic compound.

Compound 1

Compound 2

Compound 3

Compound 4

1

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

1

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-

1

An atom of aluminum loses how many electrons when it forms ionic bonds with three atoms of fluorine?

1

2

3

4

1

Which ion is a cation?

Ca²⁺

Cl₂

S^2-

Br^-

1

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?

2 gained

2 lost

6 gained

6 lost

3

Chlorine atoms usually charge and is a/an

1

The tendency of an atom to pull electrons toward itself.

1

A charged atom or group of atoms formed by the addition or removal of one or more electrons

1

An ion that has more electrons than protons and therefore has a negative charge

1

TEST_DE_Chem_3.2_IonicBonding

TEST_DE_Chem_3.2_IonicBonding

Which element is a metal?

The atoms of which element will form cations?

Which most likely determines the shape of an ionic compound's crystals?

The atoms of which element will gain electrons to form an ion?

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?

The crystal lattice structure of an ionic compound ________.

In general, which group in the periodic table contains elements with the lowest electronegativities?

Which is the attractive force of an ionic bond?

An atom of nitrogen gains how many electrons when it forms ionic bonds with three atoms of potassium?

Which combination of elements will form an ionic bond?

Which must occur for an ionic bond to form between the atoms of two elements?

Calcium's valence shell holds two electrons. Chlorine's valence shell holds seven electrons. Which represents the ions that are bonded in calcium chloride?

The electronegativity of iron is 1.7. Which must be the electronegativity of a nonmetal that will form an ionic bond with iron?

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.

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?

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?

An atom of aluminum loses how many electrons when it forms ionic bonds with three atoms of fluorine?

Which ion is a cation?

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?

The tendency of an atom to pull electrons toward itself.

A charged atom or group of atoms formed by the addition or removal of one or more electrons

An ion that has more electrons than protons and therefore has a negative charge

an ion that has more protons than electrons and therefore has a net positive charge

Which element is a metal?

The atoms of which element will form cations?

Which most likely determines the shape of an ionic compound's crystals?

The atoms of which element will gain electrons to form an ion?

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?

The crystal lattice structure of an ionic compound ________.

In general, which group in the periodic table contains elements with the lowest electronegativities?

Which is the attractive force of an ionic bond?

An atom of nitrogen gains how many electrons when it forms ionic bonds with three atoms of potassium?

Which combination of elements will form an ionic bond?

Which must occur for an ionic bond to form between the atoms of two elements?

Calcium's valence shell holds two electrons. Chlorine's valence shell holds seven electrons. Which represents the ions that are bonded in calcium chloride?

The electronegativity of iron is 1.7. Which must be the electronegativity of a nonmetal that will form an ionic bond with iron?

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.

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?

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?

An atom of aluminum loses how many electrons when it forms ionic bonds with three atoms of fluorine?

Which ion is a cation?

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?

The tendency of an atom to pull electrons toward itself.

A charged atom or group of atoms formed by the addition or removal of one or more electrons

An ion that has more electrons than protons and therefore has a negative charge

an ion that has more protons than electrons and therefore has a net positive charge

Compound 1 melts at 50^oC. Compound 2 melts at 210^oC. Compound 3 melts at 1240^oC. Compound 4 melts at -62^oC. Which is most likely to be an ionic compound.

Compound 1 melts at 50^oC. Compound 2 melts at 210^oC. Compound 3 melts at 1240^oC. Compound 4 melts at -62^oC. Which is most likely to be an ionic compound.