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WorksheetsChemistry in Action Review (Part 2)
Total questions: 26
Worksheet time: 32mins
_CH4 + _O2 --> _CO2 + _H2O
What type of chemical reaction is the following: A + B -> AB?
Synthesis reaction
Decomposition reaction
Combustion reaction
Single displacement reaction
What type of chemical reaction is the following: AB -> A + B?
Synthesis reaction
Single replacement reaction
Combustion reaction
Decomposition reaction
What type of chemical reaction is the following: C3H8 + O2 -> CO2 + H2O?
Single displacement reaction
Decomposition reaction
Combustion reaction
Synthesis reaction
What type of chemical reaction is the following: Mg + 2HCl -> MgCl2 + H2?
Decomposition reaction
Single displacement or single replacement reaction
Double displacement reaction
Combustion reaction
What type of chemical reaction is the following: AgNO3 + NaCl -> AgCl + NaNO3?
Double displacement reaction
Synthesis reaction
Decomposition reaction
Combustion reaction
In a combustion reaction, what are the typical reactants and products?
Hydrogen and oxygen as reactants, carbon monoxide and nitrogen as products
Carbon and nitrogen as reactants, oxygen and water as products
Fuel and oxygen as reactants, carbon dioxide, water, and heat as products
Nitrogen and hydrogen as reactants, methane and sulfur dioxide as products
In a synthesis reaction, what are the typical reactants and products?
One complex substance
Only gases
Two or more simple substances
Only liquids
In a single displacement reaction, what are the typical reactants and products?
Two compounds as reactants and two elements as products
A metal and a non-metal as reactants and a metal and a non-metal as products
A more reactive element and a compound as reactants, and a new compound and a free element as products.
A compound and a mixture as reactants and a new compound and a new mixture as products
What type of chemical reaction is the following: 2H2 + O2 -> 2H2O?
Combustion reaction
Decomposition reaction
Synthesis reaction
Single displacement reaction
What type of chemical reaction is the following: 2K + Cl2 -> 2KCl?
Decomposition reaction
Synthesis reaction
Combustion reaction
Double displacement reaction
What type of chemical reaction is the following: 2Na + Cl2 -> 2NaCl?
Single displacement reaction
Double displacement reaction
Synthesis reaction
Combustion reaction
Blood has a pH of approx. 7.4. How would blood be classified?
Strong acid
Weak acid
Strong base
Weak base
Which is the correct set of acid properties:
sour taste, corrosive, change litmus from red to blue
sour taste, corrosive, change litmus from blue to red
sweet taste, slippery, change litmus from blue to red
sour taste, slippery, change litmus from blue to red
Neutral solutions have a pH of:
0
1
7
14
NaOH may be found in drain cleaners and as a component of soaps. Is NaOH an acid or a base?
Acid
Base
Neither (Neutral)
The pH scale is a range from:
1-7
0-14
1-5
1-14
Which property is not associated with acids?
Sour taste
strong acids can burn you
turns litmus paper blue
reacts with metals
This ion is responsible for the properties of acids
Sodium ion
Hydrogen ion
Hydroxide ion
Oxide ion
Zn(OH)2 + HNO3 ---> H2O + Zn(NO3)2
Complete the following reaction:
HCl + Mg(OH)2 -->
MgCl2 + H2O
Mg +H2O
MgCl2 + H2
MgCl2 + H2O + CO2
_SnO2 +_H2-->_Sn +_H2O
