WorksheetsPart 1 Midterm Exam
Total questions: 45
Worksheet time: 52mins
True of ionic compound
non-metal + metal
cation + anion
metal + metal
two of the above
When naming an ionic compound what should go first?
cations
anions
nonmetals
none of the above
Which of the following statement is true?
elements in the first three groups of periodic table are always anion
elements in the first two groups of the periodic table always have specific charge
elements in the first group of periodic table always form metallic compound
all statement are true
When naming ionic compound using common system the suffix ________ is added to represent the greater of the two cations.
ous
ene
ic
ane
One way of naming an ionic compound is by using roman numeral to indicate positive charge. This system is called _________.
common
stock
group
charge
Anions belong to what group in the periodic table
15-17
14-17
16-18
15-18
Fe(NO3)3
ferrous (III) nitrate
ferrous nitrate
iron nitrate
iron (III) nitrate
GaAs
gallium arsenous
gallium arsenic
gallium arsenide
gallium (II) arsenide
silver bromide
AgBr
Ag2Br
AuB
AgB2
Name this ionic compound
LiI
(a)
Name this compound
NaBr
(a)
Name this compound using common system
CuCl2
(a)
Name this compound using stock system
SnSe2
(a)
Name this compound using stock system
Co2O3
(a)
In naming molecular compound prefixes are added to the second element only.
true
false
N2 is to dinitrogen while P4 is to ______
penta phosphorous
tri phosphorous
tetra phosphorous
di phosphorous
What suffix is added to the root of the name of the second element in naming molecular compound?
ide
ine
ade
ane
What is the chemical name of SF6?
sulfur pentafluoride
sulfur tetrafluoride
sulfur difluoride
sulfur hexafluoride
What is the chemical name of P2S4?
Diphosphorus trisulfide
Diphosphorus pentasulfide
Diphosphorus tetrasulfide
Diphosphorus octasulfide
Name this compound C3F4
tricarbon tetrafluoride
tetracarbon trisulfide
tricarbon trifluoride
pentacarbon tetrafluoride
What is the chemical formula for hexaphosphorus trioxide?
P4O3
P3O5
P6O3
P5O3
What is the chemical name
C3F4
(a)
What is the chemical name
SF6
(a)
Which of the following pairs of elements would most likely form a ionic compound?
Ca and Ni
Cu and Ar
F and S
Na and Cl
Which of the following pairs of elements would most likely form a molecular compound?
Ca and Ni
Cu and Ar
F and S
Na and Cl
Which of the following is not a property of gas?
have mass
takes up shape and volume
not compressible
exert pressure
Pressure
P = F + A
P = F x A
P = F / A
P = F - A
Which is not equal to 1atm?
760 torr
760 mmHg
101.3 kPa
76 K
All are true, except?
adding temperature to the gas increases the movement of molecules
when temperature of gas is change its mass also change
the mass of gas remains the same when temperature is increased
none of the above
The first person to study pressure-volume relationship
Robert Boyle
Jacques Charles
Randy Boyle
Joseph Louis Charles
Boyle's Law
P1 x T1 = P2 x T2
P1 x V1 = P2 x V2
P1 / V1 = P2 / V2
P1 / T1 = P2 / T2
A sample of heliumgas occupies 2.65 L at 1.20 atm. What pressure would this sample ofgas exert in a 1.50-L container at the same temperature?
3.31 atm
1.20 atm
2.12 atm
0.679 atm
A sample of neon gas occupies a volume of 67 mL at 34 kPa. What is the volume if the pressure is raised to 56 kPa?
40.68 mL
28.50 mL
42 mL
30.15 mL
Boyles Law states that the temperature is inversely proportional to the volume.
true
false
Charles Law states that temperature and volume of gas are inversely proportional.
true
false
Charle's Law
V1 / P1 = V2 / P2
V1 / T1 = V2 / T2
V1 + P1 = V2 + P2
V1 + T1 = V2 + T2
A balloon has a volume of 1.20 L at 24.0°C. The balloon is heated to 48.0°C. Calculate the new volume of the balloon.
2.4 L
1.7 L
1.3 L
2.1 L
What is the temperature of a 3.8 L balloon if it shrinks to a volume of 1.2 L when it is dipped into liquid nitrogen at a temperature of 77 K?
20.5 K
243.8 K
0.05 K
24.3 K
Joseph Louis Gay-Lussac studied the relationship between temperature and __________.
pressure
volume
force
area
Gay-Lussac's Law states that
temperature and pressure of gas is directly proportional
temperature and pressure of gas is inversely proportional
temperature and volume of gas is directly proportional
temperature and volume of gas is inversely proportional
Which of the following is mismatched?
P and V = inversely related
V and T = directly related
P and T = directly related
P and V = inversely related
If a gas is cooled from 231.0 K to 78.15 K and the volume is kept constant what final pressure would result if the original pressure was 750.0 kPa?
24.07 kPa
253.7 kPa
2216.9 kPa
276.3 kPa
A sample of gas at 289mmHg inside a steel tank is cooled from 53.2 °C to 1.8 °C. What is the final pressure of the gas in the steel tank?
9.77 mmHg
310.1 mmhg
243.5 mmHg
8541 mmHg
A sample of helium gas occupies 12.4 L at 23°C and 0.956 atm. What volume will it occupy at 40°C and 0.956 atm?
7.13 L
11.7 L
21.6 L
13.1 L
According to gas laws what is the standard temperature?
273 K
37.5 °C
372 K
37.7 °C
