Test 3 Review PSA

Multiple Choice

__________ are the building blocks of matter.

• Atoms

• Elements

• Compounds

Multiple Choice

I can see atoms.

• True

• False

Multiple Choice

Atoms make up everything,

• True

• False

Multiple Select

Choose the subatomic particles found in an atom.

• protons

• electrons

• neutrons

• omnitrons

Labelling

Match the part of the atom to its name.

Drag labels to their correct position on the image

nucleus

Electron Cloud

​

​electron cloud

Multiple Choice

A proton is the same mass as a __________.

• neutron

• electron

• omnitron

Multiple Choice

Electrons are massless.

• True

• False

Match

Match the atomic subparticle to its charge.

• proton

• electron

• neutron

positive (+)

negative (-)

neutral (no charge)

• positive (+)

• negative (-)

• neutral (no charge)

Categorize

Options (7)

neutron

proton

electron

omnitron

paper towels

summer

winter

Organize these options into the right categories - yes, some are lame and have nothing to do with what you are learning right now.

nucleus

electron cloud

I have no idea

seasons of the year

​

​4

Match

Match the following group names:

• Group 1

• Group 2

• Group 3

• Group 17

• Group 18

Alkali metals

Alkaline earth metals

Rare earth metals

Halogens

Noble gases

• Alkali metals

• Alkaline earth metals

• Rare earth metals

• Halogens

• Noble gases

Match

Match the following group names

• Group 13

• Group 14

• Group 15

• Group16

• Groups 3-12

Boron group

Carbon group

Nitrogen group

Oxygen group

Transition metals

• Boron group

• Carbon group

• Nitrogen group

• Oxygen group

• Transition metals

Labelling

Label the following periodic table

Drag labels to their correct position on the image

nonmetals

metals

matalloids

transition metals

Categorize

Options (11)

shiny, silvery solids

good conductors of heat and electricity

malleable and ductile

located ot the left of the metalloids

gases, or dull brittle solids

poor conductors

right of the metalloids

solids

semi-conductors

physcial properties like metals

chemical properties like nonmetals

Organize these options into the right categories

Metals

Nonmetals

Metalloids

Multiple Choice

What is a Bohr Model

• diagrams for funsies

• simple diagrams that show the atomic structure of an atom

• diagrams that show where it is at on the periodic table

Multiple Select

The atomic number informs you of the which of the following:

• number of protons

• number of electrons

• number of neutrons

• mass of the atom

Multiple Choice

Carbon has the same number of protons as nitrogen and oxygen.

• True

• False

Multiple Choice

All atoms are neutral.

• True

• False

Match

Matching.

• average mass of all the isotopes of an atoms

• rounded atomic mass

• mass number

atomic mass

mass number

Protons + Neutrons

• atomic mass

• mass number

• Protons + Neutrons

Multiple Choice

To find the number of neutrons in an atom, subtract the atomic ______ from the ________ number.

• mass, number

• number, mass

• nuclei, quarks

Labelling

Matchi.ng

Drag labels to their correct position on the image

Atomic Mass

element symbol

Element name

Atomic number

Multiple Choice

What is the atomic number of magnesium?

• 12

• 24.305

• 24

Multiple Choice

What is the mass number of magnesium?

• 12

• 24.305

• 24

Multiple Choice

What is the atomic mass of magnesium?

• 12

• 24.305

• 24

Multiple Choice

How many protons does magnesium have?

• 12

• 24.305

• 24

Multiple Choice

How many electrons does magnesium have?

• 12

• 24.305

• 24

Multiple Choice

How many neutrons does magnesium have?

• 12

• 24.305

• 24

Multiple Choice

What is charged atom called?

• ion

• isotope

• atom

Multiple Choice

If an atom ______ and electron, it becomes ________ charged.

• loses, negatively

• loses, positively

• gains, positively

Match

Matching.

• cation

• anion

• atom

positively charged atom

negatively charged atom

Has no charge

• positively charged atom

• negatively charged atom

• Has no charge

Categorize

Options (9)

Al+3

Be +2

K +1

Cl -1

P -3

O -2

He

Li

Ga

Organize these options into the right categories

Cation

Anion

Atom

To find the charge of an atom, subtract the electrons from the protons.

​Ionic Charge = protons - electrons

Multiple Choice

If a sodium ion has only 10 electrons, what is the net charge of the ion?

• -1

• +1

• 10

Multiple Choice

If a sulfur ion has only 18 electrons, what is the net charge of the ion?

• -2

• +2

• 8

Multiple Choice

How many neutrons does the isotope of lithium have?

• 8
• 3
• 5

Multiple Choice

How is carbon-12 different from carbon-14?

• They have a different number of protons
• they have a different number of electrons
• they have a different number of neutrons

Multiple Choice

How many protons does this isotope of titanium have?

• 48
• 22
• 26

Multiple Choice

Atoms of a certain isotope have 73 neutrons and a mass of 123.  What is the atomic number?

• 50

• 73

• 123

Multiple Choice

Atoms of a certain isotope have 73 neutrons and a mass of 123.  How many protons are there?

• 50

• 72

• 123

Multiple Choice

Atoms of a certain isotope have 73 neutrons and a mass of 123.  How many electrons are there?

• 50

• 73

• 123

Multiple Choice

Atoms of a certain isotope have 73 neutrons and a mass of 123.  What is the name of the element?

 

• Tin

• Tantalum

• Zipium

Multiple Choice

Atoms of a certain isotope have 73 neutrons and a mass of 123.  What is the isotopic symbol for this isotope?

• Tin -73

• Tin - 123

• Ti - 50

​

Multiple Choice

How many electrons go in the first energy level ?

• 6

• 8

• 2

Multiple Choice

How many electrons go in the second energy level ?

• 6

• 8

• 2

Multiple Choice

This is a Bohr Diagram of Aluminum. How many valence electrons does Aluminum have?

• 3

• 4

• 5

Multiple Choice

How many valence electrons does Lithium (Li) have?

• 8

• 1

• 5

Multiple Choice

How many valence electrons does Bromine (Br) have?

• 5

• 6

• 7

• Period 1 has 1 Energy level

• Period 2 has 2 Energy levels

• Period 3 has 3 energy levels

• Period 4 has 4 energy levels

• Period 5 has 5 energy levels

• Period 6 has 6 energy levels

• Period 7 has 7 energy levels

Multiple Choice

How many energy levels does Calcium have in period 4

• 1

• 2

• 3

• 4

Multiple Choice

How many energy levels does sodium (Na) have in period 3?

• 1

• 2

• 3

• 4

Multiple Choice

How many energy levels does Neon have in period 2?

• 1

• 2

• 3

• 4

Multiple Choice

Find an element with 3 valence electrons in Group 13.

• Silicon (Si)

• Aluminum (Al)

• Neon (Ne)

Multiple Choice

An element that is a liquid at room temperature.

• Bromine (Br)

• Silicon (Si)

• Carbon (C)

• Hydrogen (H)

Multiple Choice

Locate Bromine on the periodic table, how many protons does Bromine have? 

• 80
• 45
• 35
• 0

Multiple Choice

What element is in period 4, group 1?

• K - Potassium

• V - Vandium

• C - Carbon

• Ti - Titanium

Multiple Choice

What element is in group 2, period 6?

• Sr - Strontium

• Ba - Barium

• S - Sulfur

• O - Oxygen

The OCTET (8) Rule-

Atoms tend to form compounds that give them EIGHT valence electrons and thus the electron configuration of a noble gas.

Multiple Choice

What is the OCTET rule in easy words mean?

• energy levels are happy when they have 8 electrons (except the first level, it only needs 2)

• energy levels are happy when they have 18 electrons (except the first level, it only needs 2)

• energy levels are sad when they have 8 electrons (except the first level, it only needs 2)

Multiple Choice

How many valence electrons does an element want to have?

• 0

• 10

• 2

• 8

An exception to an octet 

Some atoms are happy with two electrons in their outer shell - this is called the DUET rule. It applies to:
Hydrogen
Helium
Lithium
Beryllium
Boron

Multiple Choice

What does the period number tell us about an element?

• The number of electron levels

• The number of valence electrons

• The number of total electrons

Multiple Choice

What does the group number tell us about an element?

• The number of electron levels

• The number of valence electrons

• The number of protons

Multiple Choice

How many more electrons does oxygen need to get an octet of valence electrons?

• 4

• 2

• 8

Multiple Choice

How many more electrons does Neon need to get an octet of valence electrons?

• 4

• 2

• none, it has a full octet.