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