Ap Chem Kahoot!
What is the mass of oxygen in 0.687g of C12H22O11?
0.354 g
What is the electron configuration for Cr?
1s2, 2s2, 2p6, 3s2, 3p6, 4s2, 3d4
Which of the following represents an electron configuration of an atom which had been excited?
1s^2 2s^2 2p^5 3s^2 3p^6
What is the correct electron structure for sulfur?
1s^2 2s^2 2p^6 3s^2 3p^5
The ionization energies of an unknown element are 645kJ, 1,596kJ, then 15,768kJ. What group does this element belong to?
2
How many orbitals are in the p subenergy level?
3
How many atoms are there in 16.3 g of sulfur?
3.0617x10^23
What is Beer's law?
A=abc
Which conducts electricity the best?
Ag
What is the correct name for (NH4)2 Cr2O7?
Ammonium dichromate
Which species has a central atom with less than an octet of electrons?
BH3
Which has the lowest boiling point?
CH4
Which molecule has linear geometry?
CO2
Which molecule has trigonal planar geometry?
CO3^2-
Which law discusses the changes between volume and temperature at constant pressure?
Charles' Law
What is the relationship between frequency and wavelength?
Direct
How do metallic bonds share electrons?
Form one huge electron cloud
Which law describes the relationship between pressure and temperature?
Gay-Lussac's law
In terms of boiling point, which is the correct order from lowest to highest?
H2, N2, O2, CO2, I2
which is not a strong acid
H3PO4
Which of the following has the highest boiling point?
I2
Which of the following is not an intermolecular force
Ionic Bonding
Genrally, gavimetric analysis iss applied to what kinds of conmpounds?
Ionic Compounds
Which one is the correct order from lowest to highest in terms of melting point?
KI, MgCl2, Na2O, MgO
Which of the following elements has the greatest melting point?
Mg3N2
Compound X has a high melting point and is soluble in water. Which of the following could not be compound X?
NO3
What is the name of Ni2(C2O4)3
Nickel(III) Oxalate
What is the molecular shape of SF6?
Octahedral
What is another equation for PV = nRT?
PM DRT
Which of the following species has the most unpaired electrons?
S-
Which of the following is a p-type semiconductor?
Silicon doped with Boron
Name the following ion: Na2SO3
Sodium Sulfite
Which variables does the ideal gas law relate?
Temperature, pressure, volume, moles
Ture or False: Two metals similar in shape usually form interstitial alloys.
True
Which metal is the strongest?
W
A rigid 5.00 L cylinder contains 24.5 g of N2(g) and 28.0 g of O2(g). Calculate the total pressure, in atm, of the gas mixture in the cylinder @298K.
atm
What electron subshell holds 10 electrons?
d
In what direction on the periodic table does electron affinity increase?
right
Determine the hybridization of CO2:
sp
As kinetic energy increases..
the velocity of the gas molecules increase
