WorksheetsHonors Chemistry Final Review Quiz 4
Total questions: 15
Worksheet time: 20mins
Br2 (l) + KI (aq) →
A list of elements that organizes them in order of their reactivity is called
Negativity Series
Netflix Series
Activity Series
Displacement Series
A student observed the following:
The solution started to foam and fizz.
Did a chemical reaction occur?
Yes, there was a chemical reaction
No, there was not a chemical reaction
Which one shows that a chemical reaction has occurred?
dissolving
melting
formation of a gas
bending
2C2H2 + 5O2 --> 4CO2 + 2H2O
2CH3OH + 3O2 --> 2CO2 + 4H2O
_Al +_HCl --> _H2 +_AlCl3
4Ca(OH)2
How is a synthesis reaction different from other types of chemical reactions?
A synthesis reaction breaks down a complex substance into simpler products.
A synthesis reaction involves the exchange of ions between two compounds.
A synthesis reaction combines two or more simple substances to form a more complex product.
A synthesis reaction does not involve the formation of a new substance.
NH3 + HCl → NH4Cl?
How do you calculate the molar mass of a compound?
Add up the atomic masses of all the atoms in the compound.
Divide the atomic masses of all the atoms in the compound
Subtract the atomic masses of all the atoms in the compound
Multiply the atomic masses of all the atoms in the compound
What is the best way to define a mole?
A mole is 12 g of any element
A mole contains the same number of particles as 12 grams of naturally occurring carbon
A mole of any substance contains the same number of particles as 12 g of Carbon 12
6.02 x 10 ^23 atoms of any substance
