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Chemical names and formulas
Chemical names and formulas
20 terms
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Alexes M and Shadiva M
Flashcards
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Questions
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Answers
1
What is a base
Ionic compound that produces hydrox-ions
Compound containing one or more hydrogen ions
2
Phosphorus Pentachloride
PCl7
KCl5
P5C
Cl7P
3
What number matches the prefix hepta
6
3
4
7
4
Chapter nine is based on ?
Naming and writing formulas for ionic compounds
Naming and writing formulas for acids and bases
Naming and writing formulas for molecular compounds
Naming ions and the laws of governing how compounds form
5
Correct the error of the previous question
MO(C2H3O2)
Mg(ClO)2
N/A
MO(OH)2
6
what is a binary compound?
Balance of ionic charges
Compound that contains one or more hydrogen atoms
Composed of two elements
Single atom with a + or - charge
7
Name the compound SnCr2O7
Tin 2 Dicarbonate
Tin 2 Dichromate
Tin 2 Dioxide
Tin 2 Chromate
8
Error Analysis, which is wrong?
BaCO3
(NH4)3Al2
Mg3(PO4)2
Ca(OH)2
9
Name the bases of Ba(OH)2
Boron Gallium
Beryllium Hydroxide
Tellurium Neon
Barium Hydroxide
10
Error Analysis
MO2OH
Pb3(PO4)2
AlPO4
K2C2O4
11
What general guidelines can help you write the name and formula of a chemical compound?
Use Roman numerals to indicate the numerical value
Follow the rules for naming acids when H is 1st element
A polyatomic ion including O generally ends with ite or ate
Determining binary or molecular binary
12
NO2-
Nitrate
Nitrite
Nitrogen
Sodium
13
When a anion name ends with ite the suffix is..?
Ous
Acid
Ic
Hydro
14
CaC2O4
Carbon Dinitrate
Calcium Oxalate
Cerium Oxalate
N/A
15
How many valence electrons do atoms of Sulfur have?
3
12
24
6
16
How can you determine the charge of monatomic ions?
By the number of electrons lost
when metals in group 1-3A lose electrons
Subtracting 8 from the group number
When cations form with a positive charge equal to the group#
17
The element that looks like the name Francis mixed with what we breathe
FranciumOxide
FlorineCloride
Iron Oxygen
FranclumCarbon
18
How is the law of definite proportions consistent with Daltons atomic Theory?
It doesn't
Ratio of atoms of each element in a compound is fixed
Subscripts, the ratio of atoms of each element in compound
19
NCl3
Nickel TriCarbon
Nitrogen DecaCloride
Nitrogen TetraCalclum
Nitrogen TetraCloride
20
DiNitrogen Monoxide
2NO
NaO
NO2
N2O
