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5 Written questions

5 Matching questions

  1. Alkali metals in water react exothermically to form metal hydroxides. Write the general equation, where M is any alkali metals.
  2. SiO2 (s)+ 2 NaOH (aq) -->
  3. SO2(g) + H2O <-->
  4. Al2O3 + H2O -->
  5. Cl2O (g) + H2O <-->
  1. a 2 HClO (aq)
  2. b 2M(s)+2H2O(l)-->2M-(aq)+2OH-(aq)+H2(g)
  3. c AT 350 DEGREES CELSIUS. Na2SiO3 (aq) + H2O
  4. d NO REACTION
  5. e H2SO3 (aq)

5 Multiple choice questions

  1. NaAl(OH)4 (aq)
  2. 2 HClO4 (aq)
  3. NO REACTION (ACIDIC)
  4. Metal halides (Ionic bonding).
  5. HCl (aq) + HClO(aq)

5 True/False questions

  1. What alkali metals can react with oxygen to form a superoxide (O2-)?K, Rb, and Cs

          

  2. SO3 (s)+ H2O <-->H2SO3 (aq)

          

  3. Solubility of hydrogen halidesSi(OH)4 (aq) + 4 HCl (aq)

          

  4. Al2O3 (s) + 6HCl (aq) -->2 AlCl3 (aq) + 3 H2O

          

  5. Na2O + H2O -->NO REACTION

          

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