Bonding
Nomenclature
Molar Mass & The Mole
Chemical Equations & Reactions
Random
100
What is the main diffrence between ionic and covalent bonding?
Ionic bonds are between metal and non-metal while covalent is between non-metal & non-metal
100
What is the name of binary compound AgCl
Silver Chloride
100
What is the Molar mass of Barium Nitrate
261.35g/mol
100
What four things are evidence of chemical reaction?
Bubbles Precipitate Color change Evolution of energy in the form of heat & light Production of a gas
100
What are the vertical columns and horizontal rows on the periodic table called?
Groups & Periods
200
What type bonding would happen between the following atom? -Li & F
Ionic
200
What is the formula for the compound Dinitrogen Trioxide
N2O3
200
Find the Percentage compositions of PbCl2
74.51% is Pb 25.49% is Cl
200
What is the word equation for Solid calcium reacts with solid sulfur to produce solid calcium sulfide?
Calcium + sulfur --------> calcium sulfide
200
How many significant figures are in 0.014 403 0 km
6
300
How do you tell how many valence electrones are in a element?
you look at the group number
300
Oxidation numbers are useful in naming what?
Compounds
300
A compound contains 63.52% iron and 36.48% sulfur,what is its empirical formulaH
FeS
300
Solid Calcium metal reacts with water to form aqueous calcium hydroxide and hydrogen gas.What is the balanced chemical equation for this reaction?
Ca(s) + 2H2O(l) ------->Ca(OH)2(aq) + H2(g)
300
What is the Mass number?
The total number of protons and neutrons that make up the nucleus of an isotope
400
What are delocalized electrons?
Electron cloud around atoms move easily from one atom to another
400
Assign HCl its oxidation number
1 & -1
400
What is the molecular formula of the compound with an empirical formula of CH and a formula mass of 78.110amu?
C6H6
400
What kind of reaction is this AX + BY -------> AY + BX
Double Displacement
400
What is the noble gas notation of Arsenic?
[Ar]3d10 4s2 4p3
500
True or False If the metallic ion is larger is it stronger?
False
500
What is the oxidation numbers for HClO3
1,5,-2
500
What is empirical formulas?
The simplest whole number ratio of atoms in a given compound
500
What is the activity series?
is a list of elements organized in order to predict the products of displacement
500
What class are we in right now
Chemistry
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