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Knihovna

Chapter 7 Test Ionic Compounds & Metal 7.3 & 7.4 Test B

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Poslední aktualizace almost 4 years ago
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Otázka 1
1.

A cation is a negatively charged atom.

Otázka 2
2.

In an ionic bond, two cations can bond together to form a compound.

Otázka 3
3.

When an atom gains electrons, it becomes positively charged.

Otázka 4
4.

Metallic elements tend to form cations rather than anions.

Otázka 5
5.

Polyatomic ions are particles made of several different ions.

Otázka 6
6.

According to the electron sea model, metals consist of metallic cations surrounded by delocalized valence electrons.

Otázka 7
7.

A metallic bond is the attraction of a metallic cation for delocalized electrons.

Otázka 8
8.

Which is true of the model of bonding shown in this figure?

Otázka 9
9.

Which is the charge that results when oxygen becomes an ion?

Otázka 10
10.

Which is a property of substances that exhibit metallic bonding?

Otázka 11
11.

Which is a physical property of ionic compounds in their solid state?

Otázka 12
12.

Which is the correct formula for the compound formed between beryllium and nitrogen?

Otázka 13
13.

Which is the correct formula for the compound Manganese (III) Fluoride?

Otázka 14
14.

Which is the correct name for the compound FeS?

Otázka 15
15.

Which is the correct name for the compound CaClO2?

Otázka 16
16.

Which is the correct name for the compound Na3P?

Otázka 17
17.

Which is the correct name for the compound CoCO3?

Otázka 18
18.

Which is the correct name for the compound NH4SO4?

Otázka 19
19.

Chemical bond formation may take place due to the interaction between a(n) ____________________ and an anion.

Otázka 20
20.

The name of the anion ClO2- is ____________________ ion.

Otázka 21
21.

The name of the anion BO3-3 is ____________________ ion.

Otázka 22
22.

In the electron sea model, it is proposed that all the metal atoms in a metallic solid contribute their ____________________ electrons to form a sea of electrons.

Otázka 23
23.

Write the chemical names for each of the following compound BaF2.

Otázka 24
24.

Write the chemical names for each of the following compound CuCl.

Otázka 25
25.

Write the chemical names for each of the following compound Ag2CrO4.

Otázka 26
26.

Write the chemical names for each of the following compound NH4CN.

Otázka 27
27.

Write the chemical formula for the following ionic compound: Beryllium iodide

Otázka 28
28.

Write the chemical formula for the following ionic compound: rubidium arsenate

Otázka 29
29.

Write the chemical formula for the following ionic compound: cobalt(II) nitride

Otázka 30
30.

EXTRA CREDIT: Write the chemical formula for the following ionic compound: nickel(II) phosphite.

Otázka 31
31.

EXTRA CREDIT: Write the chemical formula for the following ionic compound: ammonium carbonate

Otázka 32
32.

EXTRA CREDIT: Write the chemical formula for the following ionic compound: chromium(III) iodite

Otázka 33
33.

Essay--Write the answer to one essay question in the space provided below.

FCA’s 1. Write in complete sentences and paragraph form. 2. Use Chapter 7 terminology to answer questions(example: electrons, binary, ionic, etc...).

3. Provide inferences, other thoughts, or personal experiences in your answer whenever possible.

#1 Explain why Lithium(III) chloric is not a correct name for the ionic compound formed between lithium and chlorine.

#2 Explain why it is not possible to write a correct chemical formula for the compound nitrogen hydride.