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Common Ions
Test Description: Common ions for high school chem
Instructions: Answer all questions to get your test result.
1) What is the formula for ammonium?
A
NM4+
B
NH4+
C
NH2-
D
NH3+
2) What is the chemical symbol for a hydrogen ion?
A
H-
B
He-
C
He+
D
H+
3) What is the name for OH- ?
A
hydro oxide
B
hydroxide
C
hydrogen oxygen
D
hydrogen oxide
4) What is the name for I- ?
A
Iodide
B
Iodiate
C
Iodium
D
Iodine
5) What is the chemical formula for sulfate? (if the number represents a charge, there is a space)
A
S4 2-
B
S 2-
C
SO3 -
D
SO4 2-
6) What is the chemical formula for phospate? (if the number represents a charge, there is a space)
A
PO2 -
B
PO3 4-
C
PO2 4-
D
PO4 3-
7) What is Ag+ ?
A
Gold
B
Aluminum
C
Argon
D
Silver
8) What is O 2- ?
A
oxygen (II)
B
oxide (II)
C
oxide
9) What is Cr2O7 2- ?(if the number represents a charge, there is a space)
A
chromium oxide
B
dichromite
C
chromoxide
D
dichromate
10) What is the chemical formula for tin (IV) ? (if the number represents a charge, there is a space)
A
Sn 2+
B
Sn 4+
C
Sn4
D
Sn+
*select an answer for all questions
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