Metals above hydrogen in the activity series can displace __________ from dilute acids.
Metals above hydrogen in the activity series can displace hydrogen from dilute acids.
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- (a)Why does aluminium not react with water under ordinary conditions?(b)Name two metals which can displace hydrogen from dilute acids.(c)Name two metals which cannot displace hydrogen from dilute acids.
- Name two metals, which will displace hydrogen from dilute acids, and two metals which will not.
- Metals generally react with dilute acids to produce hydrogen gas. Which one of the following metals does not react with dilute hydrochloric acid?MagnesiumAluminiumIronCopper
- (a)Give one example, with equation, of the displacement of hydrogen by a metal from an acid.(b)Name two metals (other than zinc and iron) which can displace hydrogen from dilute hydrochloric acid?
- (a)Explain why, metals usually do not liberate hydrogen gas with dilute nitric acid.(b)Name two metals which can, however, liberate hydrogen gas from very dilute nitric acid.
- Give reasoni. Metals replace hydrogen from dilute acids, whereas non-metals do not.>ii. Carbonate and sulphide ores are usually converted into oxides during the process of extraction.
- Which of the following metals can displace the other two metals from their salt solutions? Zinc, iron, copper
- How do metals react with dilute acids? Explain with the help of an example.
- Generally, metals react with acids to give salt and hydrogen gas. Which of the following acids does not give hydrogen gas on reacting with metals (except Mn and Mg)?H2SO4HClHNO3All of these
- Compare the following chemical properties of metals and non-metals.Formation of ionsAction with dilute acidsAction with hydrogen.
- Generally, when metals are treated with mineral acids, hydrogen gas is liberated, but when metals (except Mn and Mg), treated with HNO3, hydrogen is not liberated, why?
- From among the set of metals — sodium, zinc, iron, copper, silver, select the following giving equations for each reaction :(a) Two metals which will liberate hydrogen from water.(b) One metal which is used to prepare hydrogen gas in the laboratory.(c) One metal which will displace copper from copper sulphate solution.(d) One metal which will not displace copper from copper sulphate solution.
- State which of the following metals would give hydrogen when added to dilute hydrochloric acid.i. Iron, ii. Copper iii. Magnesium.
- Can copper displace iron from iron sulphate solution? Give reasons.
- Compounds such as alcohol and glucose also contain hydrogen but are not categorised as acids. Describe an activity to prove it.
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