Review Game Zone
Games
Test
Preview
Back
Match it!
Match it! Select the correct answer from the pull down...Good luck!
Which electron configuration could represent the electrons in a sodium atom in an excited state?
2-7-2
5
2Al(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2(g)
10%
Na2C2O4
2I- → I2 + 2e-
C3H6
H–O
A measured value for the atomic radius of platinum atoms was determined to be 143 picometers. Based on Table S, what is the percent error of this measured value?
2-7-2
5
2Al(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2(g)
10%
Na2C2O4
2I- → I2 + 2e-
C3H6
H–O
Which equation represents conservation of charge?
2-7-2
5
2Al(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2(g)
10%
Na2C2O4
2I- → I2 + 2e-
C3H6
H–O
Which equation represents a single replacement reaction?
2-7-2
5
2Al(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2(g)
10%
Na2C2O4
2I- → I2 + 2e-
C3H6
H–O
What is the chemical formula for sodium oxalate?
2-7-2
5
2Al(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2(g)
10%
Na2C2O4
2I- → I2 + 2e-
C3H6
H–O
What is the number of valence electrons in a nitrogen atom in the ground state?
2-7-2
5
2Al(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2(g)
10%
Na2C2O4
2I- → I2 + 2e-
C3H6
H–O
What is the molecular formula for this compound?
2-7-2
5
2Al(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2(g)
10%
Na2C2O4
2I- → I2 + 2e-
C3H6
H–O
The bond between which two atoms is most polar?
2-7-2
5
2Al(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2(g)
10%
Na2C2O4
2I- → I2 + 2e-
C3H6
H–O
Check it!