Which bond is the strongest: Single, Double or Triple?
Triple
What is the oxidation number of C in carbonate, CO32-?
+4
What is the equation for finding pressure in a sample of gas?
PV=nRT
What is electronegativity?
The ability to attract electrons
How many grams of Al is produced when 20 grams of Al2 O3 reacts with 60 grams of carbon?
Al2O3 + 3 C -> 2 Al + 3 CO
10.6 grams
What is the strongest IMF?
Hydrogen bonding
Three liters of 1.5 M KNO3(aq) contains how many moles of ions?
9 moles
A sample of gas at 158 degrees Celsius and 1 atm has a volume of 2.58 L. What volume will it contain at 388 degrees Celsius and a constant pressure?
3.96 L
What is the relationship between atomic radius and first ionization energy?
Inverse
Pressure will double
What VESPR shape is BF3 ?
Trigonal planar
Upon reaction of 36.00 g of silver nitrate with excess zinc metal, 8.40 g silver metal was obtained according to the equation:
2 AgNO3(aq) + Zn (s) -> 2 Ag (s) + Zn(NO3)2 (aq)
37%
What is the volume of a gas at STP?
22.4 L
An element has the following successive ionization energies, (1310, 3390, 6040, 8410, 11000, 13300, 71300, 84100). What periodic table group is it mostly likely in?
16
What IMF would NH3 predominantly contain?
Hydrogen bonding
Does CCl4 contain non-polar bonds?
No
When the reaction, NO2-+ MnO4- -> NO3-+ Mn2+ is balanced in acidic aqueous solution with the lowest whole numbers possible, and like terms cancelled, what is the SUM of the coefficients?
23
What is the pressure of a 4L sample of gas at 60 degrees Celsius containing 43 grams of O2?
8.8- 9.15 L (depending on how much you round)
Why do elements near the bottom of a group on the periodic table have a lower first ionization energy?
They are farther from the nucleus
Why do noble gases contain little to no electronegativity?
They don't want to gain electrons as their shell is already full.
Which of the following bonds can violate the octet rule?
a)H2O
b)CH4
c)SO2
c)SO2
If you have 100 mL of a 5.00 M solution, and you add 500 mL of water to it, what is the concentration of the resulting solution?
0.833 M
True or False: The intermolecular forces in gases are incredibly strong often being stronger then the ones in liquids.
False
What element has a bigger radius: neutral oxygen or an oxide ion?
Which compound is the reducing agent in the unbalanced reaction below:
Sb + HNO3 -> Sb2O3+ NO + H2O
Sb