Metals and Nonmetals
which one of these is a nonmetal
Bromine Sodium, Mercury, Tin
What is Bromine
N2 + H2 > NH3
1 3 2
NaOH + KNO3 > NaNO3 + KOH
Double Replacement
H2O
Dihydrogen Monoxide
What are the five types of balanced equations?
Decomposition, Double Replacement, Synthesis, Single Replacement, Combustion
What is more reactive, Lithium (Li) or Gold (Au)
Lithium (Li)
FeS + HCL > FeCL2 + H2S
1 2 1 1
Fe + 3 NaBr > FeBr3 + 3Na
Single Replacement
HCL
Hydrogen Monochloride
How many products does a Synthesis reaction have?
One product
A + B > AB
What is the most reactive Non-Metal ?
Fluorite (F)
KL + CL2 > KCL + L2
2 1 2 1
H3PO4 + 3KOH > K3PO3 + 3H2O
Double Replacement
C2H2
Dicarbon Dihydride
(Complete the sentence) Chemical Reactions__
__produce new substances
What is the least reactive non-metal?
Phosphorus (P)
KCLO2 > KCL + O2
2 2 3
Mg + 2HCL > MgCL2 + H2
Single Replacement
CH4
Carbon Tetrahydride
(Complete the sentence) A skeleton equation shows just the the reactants and products whereas a balanced equation shows the__
__relative amounts of reactants and products.
Which of these is a metal?
Cadmium (Cd), Iodine (I), Chlorine (Cl), Oxygen (O)
Cadmium (Cd)
Ca3(PO4)2 + SiO2 > P4O10 +CaSiO3
2 6 1 6
2Fe + 3CL2 >2FeCL3
Combustion
N2
Nitrogen
What is the symbol for Cobalt II ion
Co+2