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प्रश्न
Which metal is preferred for collecting hydrogen from steam? Write the balanced equation for the case.
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उत्तर
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संबंधित प्रश्न
Complete the following word equation:
Calcium + water → calcium hydroxide + _________
Give an equation to express the reaction between:
Calcium and water
A small piece of calcium metal is put into a small trough containing water. There is effervescence and white turbidity is formed.
What do you observe when a few drops of red litmus solution are added to the turbid solution.
Choose the correct option:
Hydrogen is evolved by the action of cold dil. HNO3 on
Based on the reactions of water on metals, arrange the following metals in increasing order of reactivity: iron, sodium, magnesium, zinc, calcium
Give a reason for the following.
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Helium is preferred to hydrogen for filling balloons because it is:
Choose terms from the options given in brackets to complete this sentence.
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(metal, amalgam, in the molten state)
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Conc. H2SO4 reacts with zinc to liberate hydrogen.
Name the following.
A metal below iron but above copper in the activity series of metals which has no reaction with water.
