Jawaban:
Penjelasan:
CaCr2O7 -> Ca2+ + Cr2O7 2-
Biloks Ca2+ = +2
Biloks Cr2O7 2- = -2
O memiliki biloks -2
Maka, biloks Cr:
(Cr x 2) + (-2) x 7 = -2
Maka, biloks Cr = +6
BaCrO4 -> Ba2+ + CrO4 2-
Biloks Ba2+ = +2
Biloks CrO4 2- = -2
Cr + (-2) x 4 = -2
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Jawaban:
Penjelasan:
CaCr2O7 -> Ca2+ + Cr2O7 2-
Biloks Ca2+ = +2
Biloks Cr2O7 2- = -2
O memiliki biloks -2
Maka, biloks Cr:
(Cr x 2) + (-2) x 7 = -2
Maka, biloks Cr = +6
BaCrO4 -> Ba2+ + CrO4 2-
Biloks Ba2+ = +2
Biloks CrO4 2- = -2
O memiliki biloks -2
Maka, biloks Cr:
Cr + (-2) x 4 = -2
Maka, biloks Cr = +6