INTRO TO CHEMISTRY AAMI FINAL QUESTIONS
37 - answer -normal human body temperature on the celsius scale is _______ degrees.
0 - answer -what is the valence of ne?
+2 - answer -cupric's valence is
Hg - answer -the chemical symbol for mercury is
Calorie - answer -the standard unit of heat is the _______?
Ammonium - answer -which polyatomic ion is represented by the symbol (nh4)+1 ?
1/100 - answer -what does the prefix "centi-" represent?
Meter - answer -which of the following is the standard unit of length?
True - answer -true or false, metals are electron donors?
Valence - answer -the combining capacity of an element is known as its
____________.
Thanatochemistry - answer -the study of the physical and chemical changes in the
human body that
Are caused by the process of death is ________________.
(b4o7)-2 - answer -what is the symbol for tetraborate?
Halogen - answer -what is chlorine's class?
Covalent - answer -a chemical bond in which a pair of electrons is shared between two
Atoms is a ____________ bond.
-2 - answer -the carbonate radical has a charge of
3 and 2 - answer -nitrate has _____ oxygen atoms and nitrite has _____ oxygen atoms.
False - answer -true or false, elements are substances that can only be broken down
into simpler
Substances by chemical means.
Organic chemistry - answer -the branch of chemistry that studies covalently bonded
carbon
Compounds is
,False - answer -true or false, reactivity refers to the rate at which a chemical substance
undergoes a
Physical change.
True - answer -true or false, a chemical property indicates how a substance reacts with
something
Else.
Atomic number - answer -an element's position on the periodic table is determined by
its _________
Chemical - answer -categorize the following as a physical or chemical change: burning
+2 - answer -mercuric's valence is
Mass - answer -the quantity of matter in an object is:
Combustibility - answer -which is not a physical property of matter?
Sublimation - answer -solid carbon dioxide undergoes ______________ as it changes
directly from
A solid to a gas.
Kilogram - answer -the standard unit of mass is the
True - answer -in combustion, a substance reacts chemically with oxygen to burn.
Surface tension - answer -the force that occurs at the surface of a liquid that causes the
Molecules to form a barrier is known as:
Physical - answer -categorize the following as a physical or chemical change: freezing
Physical - answer -categorize the following as a physical or chemical change: solvation
Nitrate - answer -(no3) -1 is the symbol for which of the following radicals?
Molecule - answer -h2o is a(n):
Metalloid - answer -the element with the chemical symbol ge is classified as a
Less and decrease - answer -if you travel to the moon, your weight will be ________
because f the
________ in gravity.
Br (bromine) - answer -which of the following is a halogen?
, Solid - answer -which physical state of matter has a definite shape and volume?
Subscript - answer -what indicates the number of atoms of a particular element present
in a
Compound?
True - answer -ions carry a charge because the proton and electron number are
different.
False - answer -true or false, the nucleus contains neutrons and electrons, the heavy
components of an atom.
The valence - answer -what number is used to represent the number of electrons lost,
gained or shared in a
Chemical reaction?
Electron - answer -which subatomic particle has negligible mass?
True - answer -true or false, atoms that have gained electrons become negatively
charged ions.
Number of protons: 12
Number of electrons:12
Number of neutrons: 12
Valence number: +2 - answer -determine for magnesium (mg), atomic number =12,
atomic mass= 24.
Number of protons:
Number of electrons:
Number of neutrons:
Valence number:
True - answer -true or false, the electron is the part of the atom involved in a chemical
reaction.
The number of electrons gained or lost - answer -what does the charge of an ion
indicate?
Proton - answer -what is a positive subatomic particle having a mass of one?
True - answer -true or false, the atomic number determines the number of protons.
Atomic number - answer -what determines the position an element will take on the
periodic table?
False - answer -true or false, loss of electrons equals negative valence number.
37 - answer -normal human body temperature on the celsius scale is _______ degrees.
0 - answer -what is the valence of ne?
+2 - answer -cupric's valence is
Hg - answer -the chemical symbol for mercury is
Calorie - answer -the standard unit of heat is the _______?
Ammonium - answer -which polyatomic ion is represented by the symbol (nh4)+1 ?
1/100 - answer -what does the prefix "centi-" represent?
Meter - answer -which of the following is the standard unit of length?
True - answer -true or false, metals are electron donors?
Valence - answer -the combining capacity of an element is known as its
____________.
Thanatochemistry - answer -the study of the physical and chemical changes in the
human body that
Are caused by the process of death is ________________.
(b4o7)-2 - answer -what is the symbol for tetraborate?
Halogen - answer -what is chlorine's class?
Covalent - answer -a chemical bond in which a pair of electrons is shared between two
Atoms is a ____________ bond.
-2 - answer -the carbonate radical has a charge of
3 and 2 - answer -nitrate has _____ oxygen atoms and nitrite has _____ oxygen atoms.
False - answer -true or false, elements are substances that can only be broken down
into simpler
Substances by chemical means.
Organic chemistry - answer -the branch of chemistry that studies covalently bonded
carbon
Compounds is
,False - answer -true or false, reactivity refers to the rate at which a chemical substance
undergoes a
Physical change.
True - answer -true or false, a chemical property indicates how a substance reacts with
something
Else.
Atomic number - answer -an element's position on the periodic table is determined by
its _________
Chemical - answer -categorize the following as a physical or chemical change: burning
+2 - answer -mercuric's valence is
Mass - answer -the quantity of matter in an object is:
Combustibility - answer -which is not a physical property of matter?
Sublimation - answer -solid carbon dioxide undergoes ______________ as it changes
directly from
A solid to a gas.
Kilogram - answer -the standard unit of mass is the
True - answer -in combustion, a substance reacts chemically with oxygen to burn.
Surface tension - answer -the force that occurs at the surface of a liquid that causes the
Molecules to form a barrier is known as:
Physical - answer -categorize the following as a physical or chemical change: freezing
Physical - answer -categorize the following as a physical or chemical change: solvation
Nitrate - answer -(no3) -1 is the symbol for which of the following radicals?
Molecule - answer -h2o is a(n):
Metalloid - answer -the element with the chemical symbol ge is classified as a
Less and decrease - answer -if you travel to the moon, your weight will be ________
because f the
________ in gravity.
Br (bromine) - answer -which of the following is a halogen?
, Solid - answer -which physical state of matter has a definite shape and volume?
Subscript - answer -what indicates the number of atoms of a particular element present
in a
Compound?
True - answer -ions carry a charge because the proton and electron number are
different.
False - answer -true or false, the nucleus contains neutrons and electrons, the heavy
components of an atom.
The valence - answer -what number is used to represent the number of electrons lost,
gained or shared in a
Chemical reaction?
Electron - answer -which subatomic particle has negligible mass?
True - answer -true or false, atoms that have gained electrons become negatively
charged ions.
Number of protons: 12
Number of electrons:12
Number of neutrons: 12
Valence number: +2 - answer -determine for magnesium (mg), atomic number =12,
atomic mass= 24.
Number of protons:
Number of electrons:
Number of neutrons:
Valence number:
True - answer -true or false, the electron is the part of the atom involved in a chemical
reaction.
The number of electrons gained or lost - answer -what does the charge of an ion
indicate?
Proton - answer -what is a positive subatomic particle having a mass of one?
True - answer -true or false, the atomic number determines the number of protons.
Atomic number - answer -what determines the position an element will take on the
periodic table?
False - answer -true or false, loss of electrons equals negative valence number.
