reactions with water

• what two oxides dont react with water?

  aluminiumoxide and silicondioxide
• what is the equation of sodiumoxide reacting with water and their state symbols?

  Na2O(s) + H2O(l)→2Na(aq)+ + 2OH-(aq)
• what Ph does 2NaOH have?

  13
• what is the balanced equation of mgo reacting with water?include state symbols

  MgO(s) + H20(l) → Mg(OH)2(s)
• what Ph does Mg(OH)2 produce?

  9
• what type of oxides are the metaloxides?

  basic
• what time of oxides are the non-metal oxides

  acidic
• how does phosphorus pentoxide react with water?

  very vigorous and exothermically
• what Ph does H3PO4 produce?

  1-2
• what is the balanced equation of phosphorus pentoxide reacting with water including state symbols?

  P4O10(s) + 6H20(l)→4H3PO4(aq)
• draw the shape of H3PO4

  then write out the stages of how it ionises into a phosphate ion

  
• what is the shape and bond angle of the phospate ion?

  tetrahedral and 109.5
• how does sulfurtrioxide react with water?


  vigorous reaction
• what is the ph of sulfuric acid

  0-1
• what is the balanced equation of sulfurtrioxide reacting with water with state symbols?

  SO3 (l)+H20(l) → H2SO4(aq)
• draw the displayed formula of sulfuric acid and then name the ion shape produced by H2SO4, and the bond angle

  tetrahedral , bond angle 109.5
• how does sulfurdioxide react with water?

  its not as vigorous as sulfurtrioxide
• write the equation for sulfurdioxides reaction with water?

  SO2(g) + H2O(l) → H2SO3(aq) sulfuric(lV)acid
• draw what sulfuric(lV)acid looks like, the name and the bond angle

  trigonal pyramidal, bond angle is 107
• draw the displayed formula of sulfuric acid and then name the ion shape produced by H2SO4, and the bond angletetrahedral? 


  bond angle is 109.5

  
• whats the structural formula of H2SO3? and bond angle?

  bond angle is 107