Question 1

Which is not true about metals?

Accepted Answer

A)  good conductors of heat 
B)  form positive ions 
C)  can be stretched or drawn into wires 
D)  many are liquids 
A)  good conductors of heat 
B)  form positive ions 
C)  can be stretched or drawn into wires 
D)  many are liquids D

Question 2

Which sequence lists a nonmetal, metalloid, and a transition metal, respectively?

Accepted Answer

A)  Al, As, Ag 
B)  Co, Pb, P 
C)  O, Ge, Cs 
D)  N, Si, Fe 
A)  Al, As, Ag 
B)  Co, Pb, P 
C)  O, Ge, Cs 
D)  N, Si, Fe D

Question 3

In the atom represented by the symbol 23Na, there are

Accepted Answer

A)  11 protons, 11 electrons, 23 neutrons 
B)  12 protons, 12 electrons, 23 neutrons 
C)  11 protons, 11 electrons, 12 neutrons 
D)  12 protons, 12 electrons, 34 neutrons 
A)  11 protons, 11 electrons, 23 neutrons 
B)  12 protons, 12 electrons, 23 neutrons 
C)  11 protons, 11 electrons, 12 neutrons 
D)  12 protons, 12 electrons, 34 neutrons C

Question 4

In a neutral atom there is an equal number of

Accepted Answer

A)  protons and electrons 
B)  neutrons and protons 
C)  electrons and neutrons 
D)  protons, electrons, and neutrons 
A)  protons and electrons 
B)  neutrons and protons 
C)  electrons and neutrons 
D)  protons, electrons, and neutrons

Question 5

Which element is a metal?

Accepted Answer

A)  Cl 
B)  Na 
C)  Ar 
D)  S 
A)  Cl 
B)  Na 
C)  Ar 
D)  S

Question 6

What is the main color of visible light emitted by neon?

Accepted Answer

A)  yellow 
B)  orange-red 
C)  blue 
D)  green 
A)  yellow 
B)  orange-red 
C)  blue 
D)  green

Question 7

Who was the Russian who was a pioneer in the development of the periodic law?

Accepted Answer

A)  Meyerovick 
B)  Mendeleev 
C)  Dobereiner 
D)  Newlands 
A)  Meyerovick 
B)  Mendeleev 
C)  Dobereiner 
D)  Newlands

Question 8

The fourth energy level can hold a maximum of how many electrons?

Accepted Answer

A)  2 
B)  8 
C)  18 
D)  32 
A)  2 
B)  8 
C)  18 
D)  32

Question 9

If an element in a group in the periodic table has a combining power (valence) of two, another element in the same group likely has a combining power of ____

Accepted Answer

A)  two 
B)  one or three 
C)  an unpredictable number 
D)  four or five, depending on the element's position in the group 
A)  two 
B)  one or three 
C)  an unpredictable number 
D)  four or five, depending on the element's position in the group

Question 10

Which statement was not part of Dalton's atomic theory?

Accepted Answer

A)  matter is composed of indestructible particles called atoms 
B)  all atoms of a given element are alike 
C)  elements and compounds are composed of definite arrays of atoms 
D)  some atoms may emit nuclear radiation 
A)  matter is composed of indestructible particles called atoms 
B)  all atoms of a given element are alike 
C)  elements and compounds are composed of definite arrays of atoms 
D)  some atoms may emit nuclear radiation

Question 11

Which color of light carries the most energy per photon?

Accepted Answer

A)  blue 
B)  green 
C)  orange 
D)  red 
A)  blue 
B)  green 
C)  orange 
D)  red

Question 12

Which combination of individual and contribution is not correct?

Accepted Answer

A)  Antoine Lavoisier - clarified confusion over cause of burning 
B)  John Dalton - proposed atomic theory 
C)  Marie Curie - discovered radium and polonium 
D)  Robert Millikan - discovered the neutron 
A)  Antoine Lavoisier - clarified confusion over cause of burning 
B)  John Dalton - proposed atomic theory 
C)  Marie Curie - discovered radium and polonium 
D)  Robert Millikan - discovered the neutron

Question 13

Which electron configuration is inconsistent with the Bohr model?

Accepted Answer

A)  2-8-1 
B)  2-6 
C)  2-8-9 
D)  2-8-8 
A)  2-8-1 
B)  2-6 
C)  2-8-9 
D)  2-8-8

Question 14

Which statement is true about the speed of photons and light waves?

Accepted Answer

A)  red light is slower than blue light 
B)  each color travels at a different speed 
C)  all travel at the same speed 
D)  the longer the wavelength, the lower the speed 
A)  red light is slower than blue light 
B)  each color travels at a different speed 
C)  all travel at the same speed 
D)  the longer the wavelength, the lower the speed

Question 15

Carbon dioxide (CO2) always has the same formula.What principle does this illustrate?

Accepted Answer

A)  the law of electric neutrality 
B)  the law of conservation of matter 
C)  the law of definite proportions 
D)  no particular law 
A)  the law of electric neutrality 
B)  the law of conservation of matter 
C)  the law of definite proportions 
D)  no particular law

Question 16

Rutherford's foil experiment provided evidence for what atomic feature?

Accepted Answer

A)  nucleus 
B)  electron 
C)  proton 
D)  neutron 
A)  nucleus 
B)  electron 
C)  proton 
D)  neutron

Question 17

Which atom in the following series is the largest?

Accepted Answer

A)  K 
B)  Rb 
C)  Cs 
D)  Na 
A)  K 
B)  Rb 
C)  Cs 
D)  Na

Question 18

Which is a property of metals?

Accepted Answer

A)  malleable 
B)  conductor 
C)  lose electrons to form positive ions 
D)  all of the above 
A)  malleable 
B)  conductor 
C)  lose electrons to form positive ions 
D)  all of the above

Question 19

If the compound formed by radium and bromine has the formula RaBr2, what is the formula of the compound formed by strontium (Sr) and iodine (I)?

Accepted Answer

A)  SrI 
B)  Sr2I 
C)  SrI2 
D)  no correlation between radium and strontium 
A)  SrI 
B)  Sr2I 
C)  SrI2 
D)  no correlation between radium and strontium

Question 20

Which is the ground state of a hydrogen atom?

Accepted Answer

A)  three electrons in the n = 1 level 
B)  one electron in the n = 2 level 
C)  one electron in the n = 1 level 
D)  one electron in the n = 1 level and one electron in the n = 2 level 
A)  three electrons in the n = 1 level 
B)  one electron in the n = 2 level 
C)  one electron in the n = 1 level 
D)  one electron in the n = 1 level and one electron in the n = 2 level

Which is not true about metals?

Which sequence lists a nonmetal, metalloid, and a transition metal, respectively?

In the atom represented by the symbol ²³Na, there are

In a neutral atom there is an equal number of

Which element is a metal?

What is the main color of visible light emitted by neon?

Who was the Russian who was a pioneer in the development of the periodic law?

The fourth energy level can hold a maximum of how many electrons?

If an element in a group in the periodic table has a combining power (valence) of two, another element in the same group likely has a combining power of ____

Which statement was not part of Dalton's atomic theory?

Which color of light carries the most energy per photon?

Which combination of individual and contribution is not correct?

Which electron configuration is inconsistent with the Bohr model?

Which statement is true about the speed of photons and light waves?

Carbon dioxide (CO₂) always has the same formula.What principle does this illustrate?

Rutherford's foil experiment provided evidence for what atomic feature?

Which atom in the following series is the largest?

Which is a property of metals?

If the compound formed by radium and bromine has the formula RaBr₂, what is the formula of the compound formed by strontium (Sr) and iodine (I)?

Which is the ground state of a hydrogen atom?

Living in a World of Chemistry

The Chemical View of Matter

The Air We Breathe

Chemical Bonding and States of Matter

Carbon Dioxide and the Greenhouse Effect

Chlorofluorocarbons and the Ozone Layer

Chemical Reactivity: Chemicals in Action

Acid-Base Reactions

Oxidation-Reduction Reactions

Water, Water Everywhere but Not a Drop to Drink

Energy and Hydrocarbons

Nuclear Changes and Nuclear Power

Organic Chemicals and Polymers

The Chemistry of Life

Nutrition: the Basis of Healthy Living

Chemistry and Medicine

The Chemistry of Useful Materials

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Exam 3: Atoms and the Periodic Table

Which is not true about metals?

Which sequence lists a nonmetal, metalloid, and a transition metal, respectively?

In the atom represented by the symbol 23Na, there are

In a neutral atom there is an equal number of

Which element is a metal?

What is the main color of visible light emitted by neon?

Who was the Russian who was a pioneer in the development of the periodic law?

The fourth energy level can hold a maximum of how many electrons?

If an element in a group in the periodic table has a combining power (valence) of two, another element in the same group likely has a combining power of ____

Which statement was not part of Dalton's atomic theory?

Which color of light carries the most energy per photon?

Which combination of individual and contribution is not correct?

Which electron configuration is inconsistent with the Bohr model?

Which statement is true about the speed of photons and light waves?

Carbon dioxide (CO2) always has the same formula.What principle does this illustrate?

Rutherford's foil experiment provided evidence for what atomic feature?

Which atom in the following series is the largest?

Which is a property of metals?

If the compound formed by radium and bromine has the formula RaBr2, what is the formula of the compound formed by strontium (Sr) and iodine (I)?

Which is the ground state of a hydrogen atom?

Living in a World of Chemistry

The Chemical View of Matter

The Air We Breathe

Chemical Bonding and States of Matter

Carbon Dioxide and the Greenhouse Effect

Chlorofluorocarbons and the Ozone Layer

Chemical Reactivity: Chemicals in Action

Acid-Base Reactions

Oxidation-Reduction Reactions

Water, Water Everywhere but Not a Drop to Drink

Energy and Hydrocarbons

Nuclear Changes and Nuclear Power

Organic Chemicals and Polymers

The Chemistry of Life

Nutrition: the Basis of Healthy Living

Chemistry and Medicine

The Chemistry of Useful Materials

Filters

In the atom represented by the symbol ²³Na, there are

Carbon dioxide (CO₂) always has the same formula.What principle does this illustrate?

If the compound formed by radium and bromine has the formula RaBr₂, what is the formula of the compound formed by strontium (Sr) and iodine (I)?