Font size
WorksheetsMassive Physical Science B Review
Total questions: 182
Worksheet time: 28hrs 8mins
Negatively charged particles within the electron cloud outside the nucleus.
neutrons
protons
electrons
isotopes
If the number of protons equals the number of electrons in the atom the electrical charge is-
negative
neutral
positive
The total number of protons and neutrons in the nucleus of an atom
Atomic Number
Mass Number
Atomic Theory
Electron Cloud
The particles in the nucleus of an atom that do not have a charge (neutral)
Proton
Electron
Neutron
Ion
The region inside an atom where electrons are likely to be found
Proton
Atom
Electron Cloud
Neutron
Identifies the number of protons in an atoms nucleus.
Electron Cloud
Atomic Theory
Atomic Number
Mass Number
The smallest part of any element. Made up of protons, neutrons and electrons.
Atom
AMU
Ion
Isotope
Subatomic particle found in the nucleus, has a mass of 1 amu and a neutral charge
Proton
Neutron
Electron
Positron
What are the green particles?
Neutrons
Electrons
Protons
Atoms
Which subatomic particle tells the identity of an element?
Electron
Proton
Neutron
Nucleus
Which 3 things are always equal for an atom?
Electrons, protons, and neutrons
Atomic number, protons, electrons
Mass number, atomic number, protons
Atomic number, neutrons, electrons
What is the Atomic number for Oxygen, O?
2
5
14
8
How many protons does Oxygen, O, have?
8
5
14
2
What is the name of this element?
Hydrogen
Helium
Lithium
Beryllium
How many protons are in this element?
12
8
7
6
What is the mass number for this element?
12
8
7
6
How many electrons are in this element?
39
19
20
21
Cations have what charge?
+
-
Valence electrons means..
Electrons inside the atoms
Electrons on the outer most energy level
Electrons with no charge
Electrons that are stable
Element Chlorine [Cl] at group #17 have how many valence electrons?
6
7
17
5
Cations have what charge?
+
-
Valence electrons means..
Electrons inside the atoms
Electrons on the outer most energy level
Electrons with no charge
Electrons that are stable
Element Chlorine [Cl] at group #17 have how many valence electrons?
6
7
17
5
This isotope have how many neutrons?
26
12
14
16
Protons are...
Positive charge
Negative charge
Neutral/No charge
What is the planetary model also known as?
Thomson model
Plum pudding model
Bohr model
Nuclear model
Which particles are NOT inside the nucleus of atoms?
Protons
Electrons
Neutrons
Atoms with the same number of protons but different numbers of neutrons (Carbon 14 and Carbon 12) are called ___________.
Anion
Cation
Isotope
____________ bonds form when they share electrons.
Ionic
Covalent
Isotope
What happened to this Magnesium atom to make it an ion?
It LOST electrons
It GAINED electrons
It GAINED protons
It LOST protons
An atom with the same number of protons and electrons (no charge) and the expected atomic mass or number of neutrons from the periodic table.
Neutral/Normal Atom
Ion
Isotope
An atom that has gained or lost electrons in an attempt to become stable/bond with another atom.
Normal/Neutral Atom
Ion
Isotope
A negatively charged ion that has gained electrons to satisfy the octet rule (metals do this)
Anion
Cation
Neutral Atom
Isotope
A positively charged ion that has lost electrons to satisfy the octet rule (non-metals do this)
Anion
Cation
Neutral Atom
Isotope
Atoms of the same element that have different mass than expected because they have a different number of neutrons.
Neutral Atom
Ion
Isotope
Cation
If an atom has 9 protons and 10 electrons it has a charge of ____.
0
-1
+1
-2
If an atom has 4 protons and 2 electrons it has a charge of ____.
0
-2
+2
+1
If an atom has a charge of +3 and an atomic number of 5 it should have _______ electrons.
1
2
3
4
If an atom has a charge of -2 and an atomic number of 16 it should have _______ electrons.
14
16
18
20
If an atom has a charge of 0 (neutral) and an atomic number of 8 it should have ____ electrons.
0
8
7
9
What is the mass number of bromine?
35
45
80
79.904
How many neutrons does this bromine atom have?
35
45
80
What type of atom is this?
Neutral atom
Cation
Anion
Isotope
How many electrons does this magnesium ion have?
24
12
10
14
How many neutrons does this Neon atom have?
21
11
10
12
What is the atomic number of this element?
12
24
23
What is the mass number of this element?
12
24
23
11
IN AN ION THE NUMBER OF PROTONS_________ THE NUMBER OF ELECTRONS.
>
<
=
≠
IN A POSITIVE ION, THE # OF ELECTRONS _____ # PROTONS
>
<
=
IN A NEGATIVE ION, THE # OF ELECTRONS _____ # PROTONS
>
<
=
How many ELECTRONS does copper have if it has the following charge: Cu2+ ?
64
35
27
29
If an atom has 9 protons 10 electrons and 10 Neutrons. What is the Charge of the Atom?
(a)
Atoms of the an element that contain different numbers of Neutrons are know as...
Ions
Protons
Isotopes
Carbon
Contains two or more atoms chemically combined Ex. O₂
Molecule
Atom
Compound
Electron
Contains two or more different elements chemically combined Ex. NaCl or H₂O
Molecule
Atom
Compound
Electron
CO₂ is a compound.
True
False
CO₂ is a Molecule.
True
False
N2 is a Molecule.
True
False
N2 is a Compound.
True
False
Which of the following are molecules?
N2
CO2
H2O
C₆H₁₂O₆
Which of the following are compounds?
N2
CO2
H2O
C₆H₁₂O₆
An atom that has gained or lost an electron is known as a ...
Proton
Isotope
Ion
Carbon
Lewis Dot Diagram, similar to Bohr
On the left is the Bohr Model of Chlorine. On the right is the Lewis Dot structure. Select the Lewis Dot for Oxygen
In the process of ionic bonding, ions come together because
opposite charges repel
positive and negative ions attract
salt is magnetic
like charges attract each other
Ionic bonds form between two ions that have
negative charges
positive charges
opposite charges
Calcium LOSES electrons. Calcium is now more ______ that it was before.
positive
negative
What are ions?
Which type of bond would be most common between a metal and a nonmetal?
Covalent bond
Ionic bond
Metallic bond
Polar covalent bond
Elements in the shaded area can best be described as -
Malleable
Brittle
Dull
Insulators
Elements in the shaded area can best be described as -
Shiny and brittle
Insulators
Good conductors
Fill in the blank: Nonmetals have a ___________ surface, and they do not conduct heat or electricity.
electricity
dull
changed
luster
metals
Which elements are shiny?
metals only
nonmetals only
metals and nonmetals
metals and MAYBE metalloids
Which elements are to the right of the zig zag?
metals
nonmetals
metalloids
How did you find out if an element is a good conductor?
it lit up a light bulb
hit it with a hammer
bubbled in the presence of acid
turned black
ductile means...
can be made into wire
can be bent or hammered
can light up a light bulb
it's shiny
copper can be used to make statues like the statue of liberty
therefore copper is malleable
therefore copper is ductile
therefore copper is shiny
therefore copper is a conductor
Substances that can be hammered into thin sheets are:
metals
nonmetals
both metals and nonmetals
Which three groups of the Periodic Table contain the most elements classified as metalloids (semimetals)?
1, 2, and 13
14, 15, and 16
2, 13, and 14
16, 17, and 18
The metalloids that are included in Group 15 are antimony and
N
P
As
Bi
Which property is most associated with nonmetals?
Malleability
Ductility
Brittleness
Conductivity
Which of the following elements is a nonmetal?
Iron
Oxygen
Aluminum
Magnesium
You know that 12 inches = 1 foot. 60 inches is (a) feet.
How many inches are in 1 mile? (5280ft = 1mi; 12in = 1ft)
66330in
63360in
63660in
63066in
The Olympic record for the high jump is just over 2.6 yards. What is that distance in feet? (3 ft = 1 yd)
0.867 ft
7.8 ft
8.07 ft
8.27 ft
The waiting time to ride a roller coaster is 20 minutes when 150 people are in line. How long is the waiting time when 240 people are in line?
32 people
32 minutes
12.5 minutes
12.5 people
Convert 62 miles/hour to feet/second. (5,280 ft = 1 mi)
5,456 ft/s
.003 ft/s
91 ft/s
909 ft/s
Complete the statement:
5.0 cm/min = ______ m/day
72
840
7.2
5,040,000
What is its speed in m/s?
(1 km = 1000 m)
1gal = 3.785 L
(Hint: 5280 ft = 1 mi)
Choose the best buy (lowest cost per bottle)
6 bottles for $3.79
9 bottles for $4.50
12 bottles for $6.89
The space station is under attack and crew needs to evacuate.
Data shows that 2 space capsules together can hold 8 people. How many capsules do you need for the whole crew of 47 people?
Convert 45 kilometers to meters. (1 km = 1000 m)
450 m
4500 m
45000 m
450000 m
If 1 liter of water weighs 1 kilogram, how much does 3.5 liters of water weigh?
3.5 kg
35 kg
0.35 kg
350 kg
4Fe + 3O2 --> 2Fe2O3
NaHCO3 --> Na2CO3 + H2O + CO2
2CH3OH + 3O2 --> 2CO2 + 4H2O
2H2 + O2 --> 2H2O
2H2 + O2 --> 2H2O
The Law of Conservation of Matter
tells how many atoms of an element are contained in one molecule or formula unit.
the starting materials in a chemical reaction
the new substances that are formed in a chemical reaction
A law stating that atoms are not created or destroyed during a chemical reaction.
Example: H2
