Chem v1/v2, AP V1/V2, HESI A2 Biology
Questions And Answers Verified 100%
Correct
How many electrons does an Oxygen ion have? - ANSWER 10 (Atomic # of 8 & is in
group VIA which has a -2 charge, which means it has 2 more electrons than the 8
protons)
What is the mass of 1 mole of CO2? - ANSWER 44g/mol (C 12.011 + (15.999 x 2) =
ANSWER
How many moles are present in 2 moles of O2? - ANSWER 4 (2 atoms in each
molecule x 2 moles = 4 moles)
What characterizes a chemical reaction as combustion? The chemical reaction that is
the reaction of a compound with Oxygen? - ANSWER O2 is a reactant, CO2 and H2O
are products
Sum of oxidation # =? - ANSWER Charge on polyatomic ion
Increasing the _________causes the particles to have greater kinetic energy, allowing
them to move faster and have a greater chance? - ANSWER Temperature
To balance an equation, what are placed in front of each component? - ANSWER
Coefficient
Dispersions forces are found in which covalent bond? - ANSWER Non-polar and polar
The weakest of all intermolecular forces? - ANSWER Dispersion forces
Dipole attraction is a __________intermolecular force? - ANSWER Weak
What is created when an electron pair in a covalent bond is shared unequally? -
ANSWER Dipole
,The attractions of one dipole to another is? - ANSWER Dipole interactions
Strongest bond of intermolecular forces? - ANSWER Hydrogen bond. (This is not
relating to covalent)
Elements Flourine (F), Chlorine (CI ), Oxygen (O) and Nitrogen (N) are involved in
which bond? - ANSWER Hyrdrogen bond
Polarity is? - ANSWER Based on the difference in electronegativity values for the
elements involved
What reactions take p[lace in the nucleus to obtain stable nuclear configurations? -
ANSWER Nuclear reactions
Mass # - Atomic # = - ANSWER # Neutrons in a element
Protons + Neutrons = - ANSWER Mass #
# of Protons in a element - ANSWER Atomic #
Neutral ions - ANSWER Neutrons
- charge ions - ANSWER electrons
+ charge ions - ANSWER Protons
Charge of noble gases? - ANSWER 0
Group IA - ANSWER +1 Charge
Group IIA - ANSWER +2 Charge
Group IIIA - ANSWER +3 Charge
Group VA = - ANSWER -3 Charge
Group VIA - ANSWER -2 Charge
Group VIIA - ANSWER -1 Charge
, Rows on periodic table: - ANSWER Period (Horizontal Left/right)
Columns of periodic table: - ANSWER Group (Vertiear upruown)
Mass # - Atomic # = - ANSWER #Neutrons in a element
# protons an element has: - ANSWER Atomic #
How elements are arranged on the periodic table? - ANSWER By their chemical
properties
How elements are arranged on the periodic table? - ANSWER By their chemical
properties
Matter that has definite shape & volume? - ANSWER Solid
Matter that changes in volume with changes in temperature & pressure? - ANSWER
Gas
Which change of matter is when no change is made to the chemical composition of a
substance? - ANSWER Physical
Simplest substance and is represented by a letter or letters? - ANSWER Element
Law that states matter can neither be created nor destroyed during a chemical
reaction? - ANSWER Law of conservation of mass
Characteristic of viral herpes - ANSWER Skin eruption
when a boxer gets hit and has a deviated septum - ANSWER vomer (in nose)
Which of the following is a structure found in the upper respiratory? - ANSWER
Pharynx
A person who has damage to their ulnar nerve will have decreases sensation in -
ANSWER . Arm
Which bone dose not articulate with any other bone? - ANSWER Hyoid
Questions And Answers Verified 100%
Correct
How many electrons does an Oxygen ion have? - ANSWER 10 (Atomic # of 8 & is in
group VIA which has a -2 charge, which means it has 2 more electrons than the 8
protons)
What is the mass of 1 mole of CO2? - ANSWER 44g/mol (C 12.011 + (15.999 x 2) =
ANSWER
How many moles are present in 2 moles of O2? - ANSWER 4 (2 atoms in each
molecule x 2 moles = 4 moles)
What characterizes a chemical reaction as combustion? The chemical reaction that is
the reaction of a compound with Oxygen? - ANSWER O2 is a reactant, CO2 and H2O
are products
Sum of oxidation # =? - ANSWER Charge on polyatomic ion
Increasing the _________causes the particles to have greater kinetic energy, allowing
them to move faster and have a greater chance? - ANSWER Temperature
To balance an equation, what are placed in front of each component? - ANSWER
Coefficient
Dispersions forces are found in which covalent bond? - ANSWER Non-polar and polar
The weakest of all intermolecular forces? - ANSWER Dispersion forces
Dipole attraction is a __________intermolecular force? - ANSWER Weak
What is created when an electron pair in a covalent bond is shared unequally? -
ANSWER Dipole
,The attractions of one dipole to another is? - ANSWER Dipole interactions
Strongest bond of intermolecular forces? - ANSWER Hydrogen bond. (This is not
relating to covalent)
Elements Flourine (F), Chlorine (CI ), Oxygen (O) and Nitrogen (N) are involved in
which bond? - ANSWER Hyrdrogen bond
Polarity is? - ANSWER Based on the difference in electronegativity values for the
elements involved
What reactions take p[lace in the nucleus to obtain stable nuclear configurations? -
ANSWER Nuclear reactions
Mass # - Atomic # = - ANSWER # Neutrons in a element
Protons + Neutrons = - ANSWER Mass #
# of Protons in a element - ANSWER Atomic #
Neutral ions - ANSWER Neutrons
- charge ions - ANSWER electrons
+ charge ions - ANSWER Protons
Charge of noble gases? - ANSWER 0
Group IA - ANSWER +1 Charge
Group IIA - ANSWER +2 Charge
Group IIIA - ANSWER +3 Charge
Group VA = - ANSWER -3 Charge
Group VIA - ANSWER -2 Charge
Group VIIA - ANSWER -1 Charge
, Rows on periodic table: - ANSWER Period (Horizontal Left/right)
Columns of periodic table: - ANSWER Group (Vertiear upruown)
Mass # - Atomic # = - ANSWER #Neutrons in a element
# protons an element has: - ANSWER Atomic #
How elements are arranged on the periodic table? - ANSWER By their chemical
properties
How elements are arranged on the periodic table? - ANSWER By their chemical
properties
Matter that has definite shape & volume? - ANSWER Solid
Matter that changes in volume with changes in temperature & pressure? - ANSWER
Gas
Which change of matter is when no change is made to the chemical composition of a
substance? - ANSWER Physical
Simplest substance and is represented by a letter or letters? - ANSWER Element
Law that states matter can neither be created nor destroyed during a chemical
reaction? - ANSWER Law of conservation of mass
Characteristic of viral herpes - ANSWER Skin eruption
when a boxer gets hit and has a deviated septum - ANSWER vomer (in nose)
Which of the following is a structure found in the upper respiratory? - ANSWER
Pharynx
A person who has damage to their ulnar nerve will have decreases sensation in -
ANSWER . Arm
Which bone dose not articulate with any other bone? - ANSWER Hyoid
