Properties of Matter
What type of bond would Ca and Cl2 form?
Ionic
Identify the type of reaction for the following equation: C3H6O + O2 →
Combustion reaction
What is Avogadro's number?
6.022 x 1023
What happens when an acid is placed in water?
It gives an H+ ion to the water
What are the 4 types of reactions?
Combustion, Single Displacement, Double displacement, Synthesis
Name the following compound: FeCl3
Iron (III) Chloride
Balance the following equation:
Ca + HCl → CaCl2 + H2
Ca + 2HCl → CaCl2 + H2
How many moles of aluminum chloride are there in the following equation?
2Al + 3Cl2 → 2AlCl3
2 moles
What colour will bases make blue litmus paper?
No colour change
How is the pH scale divided?
Below 7.0 is acidic, and above 7.0 is alkaline,
What is the chemical formula for chromium (II) chloride?
CrCl2
Identify the type of reaction for the following equation, then balance it, and state whether or not the reaction would occur
NH4NO3 + Ca(OH)2 → (NH4)2(OH)2 + Ca(NO3)2
Double Displacement
2NH4NO3 + Ca(OH)2 → (NH4)2(OH)2 + Ca(NO3)2
All of these are aq therefore no reaction.
How many grams are in 7 moles of sodium sulfide?
Molar mass Na2S = 78.05gmol
7 x 78.05gmol = 546.35g
What forms as a result of a neutralization reaction between an acid and a base?
H2O and a salt
What type of reaction is a bomb explosion?
Exothermic
What is the chemical formula for iron (II) phosphate?
Fe3(PO4)2
State the type of reaction, predict the products of the following reaction and identify whether it’s exothermic/endothermic:
HCl + NaOH →
Double displacement/neutralization
Exothermic reaction
(not balanced)
HCl + NaOH → NaCl + H2O
What mass of carbon is needed to react with 75.2g of SiO2?
SiO2+2C → Si+2CO
30.06g
If you have a swimming pool with a ph of 6.5 and you want it to have a ph of 7.2, what will need to be added to the pool?
A base
Predict the products for the following equation:
Au (I)+CaF
No reaction
What are 4 characteristics of covalent compounds?
Possible answers:
What type of reaction occurs when hydrochloric acid (HCl) is mixed with calcium hydroxide? Create an equation and predict the products.
Double displacement reaction
2 HCl+Ca(OH)2→CaCl2+2H2O
What mass of Fe2O3 is produced when 15g of Fe are oxidized?
Fe + O2 → Fe2O3
21.45 g
Which of the following is a neutralization reaction?
2Al + 3H2SO4 → Al2(SO4)3 + 3H2
LiOH + HNO3 → LiNO3 + H2O
Fe2O3 + 2Al → 2Fe + Al2O3
2KBr + Cl2 → 2KCl+ Br
LiOH + HNO3 → LiNO3 + H2O
There are 320 grams of Fe(II)O. What are the products produced by this equation? Also, what mass of AlO will be produced?
Fe(II)O + Al
3Fe(II)O + 2Al → Al2O3 + 3Fe
50.456g of AlO Produced