Question 1

The chemical name for ClO2- is chlorite ion. Therefore, the name of HClO2 is

Accepted Answer

A)  hydrochloric acid
B)  chloroform
C)  hydrogen dioxychloride
D)  chlorous acid
E)  chloric acidF) All of the above
G) A) and D)

Question 2

What is the law of conservation of mass?

Accepted Answer

Matter can...

Question 3

Given that the ion ClO3- is named chlorate, what is the ion ClO4- named?

Accepted Answer

A)  chloride
B)  chlorite
C)  hypochlorite
D)  perchlorite
E)  perchlorateF) A) and D)
G) C) and E)

Question 4

When J.J.Thomson discovered the electron, what physical property of the electron did he measure?

Accepted Answer

A)  its charge, e
B)  its charge-to-mass ratio, e/m
C)  its temperature, T
D)  its mass, m
E)  its atomic number, ZF) B) and E)
G) C) and D)

Question 5

Give the formula for cobalt(II) chlorate dihydrate

Accepted Answer

A)  CoCl2·2H2O
B)  CoClO3(H2O) 2
C)  Co(ClO3) 2(H2O) 2
D)  Co(ClO3) 2·2H2O
E)  Co2(ClO3) 3·2H2OF) A) and B)
G) A) and C)

Question 6

The chemical name for ClO3- is chlorate ion. Therefore, the name of HClO3 is

Accepted Answer

A)  hydrochloric acid
B)  chloroform
C)  hydrogen trioxychloride
D)  chlorous acid
E)  chloric acidF) B) and E)
G) C) and E)

Question 7

Give the formula of copper(II)bromide.

Accepted Answer

The answer of Give the formula of copper(II)bromide....

Question 8

An atom of the isotope chlorine-37 consists of how many protons, neutrons, and electrons? (p = proton, n = neutron, e = electron)

Accepted Answer

A)  17 p, 18.45 n, 17 e
B)  17 p, 20 n, 7 e
C)  17 p, 20 n, 17 e
D)  17 p, 37 n, 17 e
E)  20 p, 17 n, 20 eF) A) and D)
G) A) and E)

Question 9

How many protons are there in one atom of xenon?

Accepted Answer

The answer of How many protons are there in one...

Question 10

The mineral hausmannite is a compound of manganese-55 and oxygen-16. If 72% of the mass of hausmannite is due to manganese, what is the empirical formula of hausmannite?

Accepted Answer

A)  MnO
B)  Mn3O
C)  Mn3O4
D)  Mn4O3
E)  MnO3F) C) and D)
G) All of the above

Question 11

Give the formula of carbonic acid.

Accepted Answer

The answer of Give the formula of carbonic acid....

Question 12

Name the following ternary compound: CuCO3.

Accepted Answer

Question 13

The Stock system name for Mn2O7 is

Accepted Answer

A)  dimanganese heptaoxide.
B)  magnesium oxide.
C)  manganese(VII) oxide.
D)  manganese(II) oxide.
E)  manganese(III) oxide.F) A) and C)
G) None of the above

Question 14

A magnesium ion, Mg2+, has

Accepted Answer

A)  12 protons and 13 electrons.
B)  24 protons and 26 electrons.
C)  12 protons and 10 electrons.
D)  24 protons and 22 electrons.
E)  12 protons and 14 electrons.F) None of the above
G) A) and B)

Question 15

The mineral pyrolusite is a compound of manganese-55 and oxygen-16. If 63% of the mass of pyrolusite is due to manganese, what is the empirical formula of pyrolusite?

Accepted Answer

A)  MnO
B)  Mn2O
C)  Mn2O2
D)  MnO2
E)  none of theseF) A) and E)
G) C) and E)

Question 16

The correct name for KHCO3 is

Accepted Answer

A)  calcium bicarbonate.
B)  calcium carbonate.
C)  potassium carbonate.
D)  calcium hydrogen carbon trioxide.
E)  potassium hydrogen carbonate.F) None of the above
G) A) and B)

Question 17

The Stock system name for Co2(SO3) 3 is:

Accepted Answer

A)  cobalt sulfate
B)  cobalt(II) sulfite
C)  cobalt(II) sulfate
D)  cobalt(III) sulfite
E)  cobalt(III) sulfateF) C) and D)
G) A) and B)

Question 18

Which pair of elements would be most likely to form an ionic compound?

Accepted Answer

A)  P and Br
B)  Zn and K
C)  F and Al
D)  C and S
E)  Al and RbF) A) and B)
G) A) and C)

Question 19

Which of the following scientists developed the nuclear model of the atom?

Accepted Answer

A)  John Dalton
B)  Robert Millikan
C)  J.J.Thomson
D)  Henry Moseley
E)  Ernest RutherfordF) B) and E)
G) C) and E)

Question 20

Name the following binary compound: AgCl.

Accepted Answer

silver chl...

Exam 2: Atoms, Molecules, and Ions

Name the following binary compound: AgCl.

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The correct name for KHCO3 is

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An atom of the isotope chlorine-37 consists of how many protons, neutrons, and electrons? (p = proton, n = neutron, e = electron)

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Give the formula of copper(II)bromide.

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The chemical name for ClO3- is chlorate ion. Therefore, the name of HClO3 is

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Give the formula of carbonic acid.

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Name the following ternary compound: CuCO3.

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Give the formula for cobalt(II) chlorate dihydrate

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A magnesium ion, Mg2+, has

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The Stock system name for Mn2O7 is

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The mineral hausmannite is a compound of manganese-55 and oxygen-16. If 72% of the mass of hausmannite is due to manganese, what is the empirical formula of hausmannite?

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When J.J.Thomson discovered the electron, what physical property of the electron did he measure?

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What is the law of conservation of mass?

Correct AnswerverifiedMatter can...View AnswerShow Answer

The mineral pyrolusite is a compound of manganese-55 and oxygen-16. If 63% of the mass of pyrolusite is due to manganese, what is the empirical formula of pyrolusite?

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Given that the ion ClO3- is named chlorate, what is the ion ClO4- named?

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Which of the following scientists developed the nuclear model of the atom?

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How many protons are there in one atom of xenon?

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The chemical name for ClO2- is chlorite ion. Therefore, the name of HClO2 is

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Which pair of elements would be most likely to form an ionic compound?

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The Stock system name for Co2(SO3) 3 is:

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silver chl...
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The correct name for KHCO₃ is

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The chemical name for ClO₃^- is chlorate ion. Therefore, the name of HClO₃ is

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Name the following ternary compound: CuCO₃.

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A magnesium ion, Mg²⁺, has

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The Stock system name for Mn₂O₇ is

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Matter can...
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Given that the ion ClO₃^- is named chlorate, what is the ion ClO₄^- named?

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The chemical name for ClO₂^- is chlorite ion. Therefore, the name of HClO₂ is

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The Stock system name for Co₂(SO₃) ₃ is:

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