1-Vodik Flashcards

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1
Q

IND: Katalizirana reakcija med vodno paro in plinastimi ogljikovodiki
(Visok P in T)

A

CH4 + H2O → CO + 3 H2

CO + H2O → CO2 + H2
, (nižja temperatura)

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2
Q

IND: Reakcija med vodo in žarečim koksom

A

C + H2O → CO + H2

vodni plin

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3
Q

IND: Elektroliza

A

2 NaCl + H2O → H2 + Cl2 + 2 NaOH

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4
Q

LAB: KISLO

kovina + kislina (kovine levo od H po EL.NEG.)

A

Zn + 2 HCl → H2 + ZnCl2

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5
Q

LAB: BAZIČNO
kovina + hidroksid
Zn

A

Zn + 2 NaOH +H2O → H2 + Na2(Zn(OH)4)

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6
Q

LAB: BAZIČNO
kovina + hidroksid
Al

A

Al + NaOH + 3 H2O → 3/2 H2 + 2 Na2(Al(OH)4)

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7
Q

LAB: BAZIČNO
kovina + hidroksid
Si

A

Si + 2 NaOH + H2O → 2 H2 + Na2SiO3

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8
Q

LAB: NEVTRALNO
kovina + voda (1. in 2. skupina PSE)
Li

A

2 Li + 2 H2O → H2 + 2 LiOH

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9
Q

LAB: NEVTRALNO
kovina + voda (1. in 2. skupina PSE)
Na

A

2 Na + 2 H2O → H2 + 2 NaOH

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10
Q

LAB: NEVTRALNO
kovina + voda (1. in 2. skupina PSE)
Ca

A

Ca + 2 H2O → H2 + Ca(OH)2

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11
Q

LAB:
hidridi + voda
(KOPROPORCIONACIJA) H(+1) + H(-1) -> 2 H(0)

A

CaH2 + 2 H2O → Ca(OH)2 + 2 H2

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12
Q

Vodik je reducent, reagira z mnogimi oksidi

A

CuO + H2 → Cu + H2O

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13
Q

Redukcija KMnO4 pri sobnih pogojih teče le z nascentnim vodikom

A

KMnO4 + 2 H2SO4 + 5 H → MnSO4 + KHSO4 + 4 H2O

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