The Periodic Table
& Bonding
& Bonding
Alkali Metals are found in group ____ of the Periodic Table
1A
The reaction below is an example of a ______ reaction.
CaCO3 --> CaO + CO2
Decomposition
1 mole of any gas at STP occupies ___L.
22.4 L
AgCl (s) is formed in a ___________ reaction from two liquids.
Precipitation
A solution with a pH of 4 is ________.
a. acidic
b. neutral
c. basic
Acidic
The correct name of Na2CO3
Sodium carbonate
How many moles of carbon are in one mole of C12H22O11?
12
Boyle's Law states that as pressure increases, volume ________.
Decreases
How many grams are in 30. mL of a 4.5 M NaCl solution?
7.9 g NaCl
The pH of a 4.7 x 10-9 M solution is ____.
8
The chemical formula for the ionic compound formed between barium and hydroxide
Ba(OH)2
Balance the following equation:
_C2H4 + _O2 ---> _CO2 + _H2O
1,3,2,2
What is the pressure, in atm, of 1.23 g of CH4 in a 3.22 L container at 37 oC
0.606 atm
You need to make 100.0 mL of a dilute 0.500 M KNO3 solution, but only have 8.00 M KNO3 stock solution. How many mLs of stock solution should you use?
6.25 mL of stock solution
A solution with an [H3O+] = 1.50 x 10-11 has a pH of ____. Round your answer to 3 sig figs.
10.8
The Lewis structure for the cyanide polyatomic ion (CN-)
Kayla will check your drawing since she won't pay for premium Jeopardy Labs to insert a pic!
The ox. state of tin in SnBr4 is __.
The ox. state of Br in SnBr4 is __.
Sn=+4
Br=-1
A cylinder contains 900. mmHg of O2 at 20C. If the temp increases to 45C, the new pressure of the gas is __.
970. mmHg
The molarity of your HCl sample 3.14 M. This molarity can be expressed the conversion factor...
3.14 mols HCl / 1 L HCl
Write a balanced equation for the Acid-Base Neutralization of:
HNO3 with Ba(OH)2
2 HNO3 + Ba(OH)2 --> Ba(NO3)2 + 2 H2O
The full electron configuration of Sulfur is _____. The abbreviated (noble gas) electron configuration is _____.
1s22s22p63s23p4
[Ne]3s23p4
There are __ moles of aluminum in a sample with 1.65 x 1023 atoms of aluminum.
0.274 moles of aluminum
What is the volume in liters of 1.45 mols of N2 gas at 298K and 3.995 atm?
8.88 L
Use the balanced equation below to answer the question that follows.
Na2SO4 + BaCl2 --> BaSO4 + 2NaCl
How many milliliters of a 0.250 M BaCl2 solution are needed to react with 0.0325 L of a 0.160 M Na2SO4 solution?
20.8 mL
CaCl2 + 2AgNO3 → 2AgCl + Ca(NO3)2
How many moles of AgCl are made from 0.557 L of 0.235 M CaCl2 ?
0.262 mols