Křemík Flashcards

reakce (vyčíslené)

1
Q

Reakce křemíku s vodíkem

A

Si+ 2H2 → SiH4(silany)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

reakce křemíku s fluorem

A

Si + 2F2 → SiF4

  • těkavé
  • R ve vodě → H2SiF6
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

reakcerozpustnosti křemíku v alkalických hydroxidech

A

Si + 2OH- + H2O →2H2 + SiO3ˇ2-

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

reakce křemíku s kyslíkem

A

Si + O2 →SiO2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

reakce oxidu křemičitého s kyselinou fluorovodíkovou

A

SiO2 + HF →H2SiF6 + H2O

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Reakce tavení SiO2 s hydroxidy

A

SiO2 + 2NaOH -(t)-> Na2SiO3 + H2O

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Vzorec ortoklasu (hlinitokřemičitan)

A

KAlSi3O8

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Vzorec sodného živce (hlinitokřemičitan)

A

NaAlSi3O8

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Výroba čisté křemičité skloviny

A

SiCl4 + O2 -(1100°C)-> SiO2 + Cl2

How well did you know this?
1
Not at all
2
3
4
5
Perfectly