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12 Cards in this Set

  • Front
  • Back
Heating which metal produces a white flame?
Magnesium
Heating which metal produces a yellow flame?
Sodium
Is Al2O3 covalent?
No. It is Ionic. AlCl3 is covalent.
What is produced when Si is reacted with Oxygen.
There is no reaction
What conditions are required to add excess Oxygen to Sulphur Dioxide
Vanadium Pentoxide
400 - 600
2 atm
What product is formed when Al2O3 reacts with NaOH
NaAl(OH)4
What products are formed when SiCl4 reactions with water?
SO2 + HCl
What causes temporary hardness of water?
Ca(HCO3)2 / Mg(HCO3)2
What causes permanent hardness of water?
CaSO4 or MgSO4
What reactions occur during flue gas desulphurisation
CaCO3 + SO2 ------> CaSO3 + CO2

CaSO3 + 1/2O2 ------> CaSO4
What products are formed when cold Sodium Hydroxide reacts with Chlorine?
NaCl
NaOCl
Water
What products are formed when Hot Sodium Hydroxide reacts with Chlorine?
NaCl
NaClO3
Water