Displacement Reactions Involving Metals and Non-metals
Chemistry ⇒ Metals and Non-metals
Displacement Reactions Involving Metals and Non-metals starts at 8 and continues till grade 12.
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See sample questions for grade 8
A piece of copper is placed in a solution of silver nitrate. What will happen?
A student adds a strip of magnesium to copper sulphate solution. What is the expected result?
A student adds a strip of zinc to a solution of iron(II) sulphate. What will be observed?
A student adds chlorine gas to a solution of potassium iodide. What is the expected observation?
A piece of copper is placed in a solution of silver nitrate. What will happen?
A student adds a strip of magnesium to copper sulphate solution. What is the expected result?
A student adds a strip of zinc to a solution of iron(II) sulphate. What will be observed?
A student adds chlorine gas to a solution of potassium iodide. What is the expected observation?
Which non-metal can displace bromine from potassium bromide solution?
(1) Chlorine
(2) Iodine
(3) Oxygen
(4) Sulphur
Which of the following is a correct example of a displacement reaction involving a non-metal?
(1) Cl2 + 2KBr → 2KCl + Br2
(2) Fe + CuSO4 → FeSO4 + Cu
(3) Zn + H2SO4 → ZnSO4 + H2
(4) AgNO3 + NaCl → AgCl + NaNO3
Which of the following is a correct statement about displacement reactions?
(1) They only occur in solid state.
(2) They require a catalyst.
(3) They involve a more reactive element replacing a less reactive one.
(4) They always produce a precipitate.
Which of the following is an example of a displacement reaction involving hydrogen?
(1) Zn + H2SO4 → ZnSO4 + H2
(2) Cu + AgNO3 → Cu(NO3)2 + Ag
(3) Cl2 + 2KBr → 2KCl + Br2
(4) NaCl + AgNO3 → AgCl + NaNO3
Fill in the blank: In a displacement reaction, the ______ element takes the place of another in a compound.
Fill in the blank: In a displacement reaction, the element that is displaced is always ______ reactive than the element that replaces it.
Fill in the blank: In the reaction 2Na + 2H2O → 2NaOH + ______, sodium displaces hydrogen from water.
Fill in the blank: In the reaction Cl2 + 2KBr → 2KCl + ______, chlorine displaces bromine.
True or False: A more reactive metal can displace a less reactive metal from its compound.
True or False: Chlorine can displace iodine from potassium iodide solution.
True or False: Displacement reactions are always exothermic.
True or False: Displacement reactions can be used to extract metals from their ores.
