Obecná chemie 101-150

Vyberte správné stechiometrické koeficienty: a FeSO₂+ b H₂0₂ + c H₂SO₂ → x Fe₂(SO₂)₃ + у Н₂0

• a = 1, b = 2, c = 1, x = 1, y = 2

• a = 2, b = 1, c = 1, x = 1, y = 2

• a = 2, b = 1, c = 1, x = 2, y = 1

• a = 1, b = 2, c = 1, x = 2, y = 1

Vyberte správné stechiometrické koeficienty: a KBr + b KIO₃ + c H₂SO₄ → x Br₂ + y l₂ + z K₂SO₄ + q H₂0

• a = 6, b = 5, c = 1, x = 6, y = 6, z = 10, q = 6

• a = 6, b = 6, c = 5, x = 1, y = 6, z = 6, q = 10

• a = 10, b = 2, c = 6, x = 5, y = 1, z = 6, q = 6

• a = 5, b= 1, c =6, x = 6, y = 10, 2 = 6, 9=6

Vyberte správné stechiometrické koeficienty: a Cu + b HNO₃ → x Cu(NO₃)₂ + y NO + z H₂0

• a = 3, b = 8, x = 3, y = 2, z =4

• a = 3, b = 2, x = 1, y = 3, z = 8

• a = 8, b = 3, x = 2, y = 1, z = 3

• a = 2, b = 1, x = 3, y = 8, z = 3

Vyberte správné stechiometrické koeficienty: a Na₂CO₃ + b HCl → x NaCl + y CO₂ + z H₂0

• a = 2, b = 1, x = 1, y = 1, z = 2

• a = 1, b = 2, x = 1, y = 1, z = 2

• a = 1, b = 2, x = 2, y = 1, z = 1

• a = 2, b = 1, x = 1, y = 2, z = 1

Vyberte správné stechiometrické koeficienty: a HI + b H₂SO₄ → xl₂ + y H₂S + z H₂0

• a = 4, b = 1, x = 4, y = 1, z = 8

• a = 8, b = 4, x = 1, y = 1, z = 4

• a = 8, b = 1, x = 4, y = 1, z =4

• a = 1, b = 8, x = 4, y = 1, z = 4

Vyberte správné stechiometrické koeficienty: a FeCl₃+ b H₂ → x HCl + y Fe

• a = 3, b = 2, x = 6, y = 2

• a = 2, b = 6, x = 3, y = 2

• a = 2, b = 3, x = 6, y = 3

• a = 2, b = 3, x = 6, y = 2

Vyberte správné stechiometrické koeficienty: a H₂0₂ + b KMnO₄ + c H₂S0₄ → x O₂ + y H₂0 + z MnSO₄ + q K₂S0₄

• a = 2, b = 3, c = 5, x = 8, y = 2, z= 1, 9 = 5

• a = 5, b = 8, c = 2, x = 1, y = 5, z = 2, q = 3

• a = 3, b = 5, c = 8, x = 2, y=1, z= 5, 9=2

• a = 5, b = 2, c = 3, x = 5, y = 8, Z = 2, 9 = 1

Vyberte správné stechiometrické koeficienty: a Te + b HCO₃ + c H₂0 → x H₆TeO₆ + y Cl₂

• a = 12, b = 5, c = 3, x = 5, y = 6

• a = 6, b = 12, c = 5, x = 3, y = 5

• a = 5, b = 6, c =12, x = 5, y = 3

• a = 5, b = 3, c = 5, x = 6, y = 2

Vyberte správné stechiometrické koeficienty: a KCIO₃ + b KI + c H₂SO₄ → x K₂S0₄ + y KCl + z I₂ + q H₂0

• a = 6, b = 3, c = 3, x = 1, y = 3, z = 3, q = 1

• a = 3, b = 3, c = 1, x = 3, y = 3, z = 1, 9 = 6

• a = 3, b = 1, c = 3, x = 3, y = 1, z = 6, q = 3

• a = 1, b = 6, c = 3, x = 3, y = 1, z= 3, q = 3

Vyberte správné stechiometrické koeficienty: a H₂0₂ + b KI + c HC → x I₂ + y KCl + 2 H₂0

• a = 2, b = 1, c = 1, x = 1, y = 2, z =2

• a = 1, b = 2, c = 1, x = 1, y = 2, z=2

• a = 1, b = 2, c = 2, x = 1, y = 2, 2=2

• a = 1, b = 2, C = 1, X = 2, y = 1, 2=1