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प्रश्न
Select the odd one out and justify your answer.
Zn, Fe, Mg, and Na
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उत्तर
Na
The other metals react with dil. HCl liberating hydrogen gas, while sodium reacts violently with acid.
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संबंधित प्रश्न
Hydrogen can be prepared with the metal zinc by using:
acid
Give an equation.
Hydrogen can be prepared with the metal zinc by using: alkali
Give an equation.
Give an equation to express the reaction between:
Calcium and water
Choose the correct option:
Hydrogen is evolved by the action of cold dil. HNO3 on
Which metal is preferred for collecting hydrogen from Cold water? Write the balanced equation.
What do you observe when hydrogen gas is passed through a soap solution?
Give a reason for the following.
Hydrogen is collected by the downward displacement of water and not of air, even though it is lighter than air.
Select the odd one out and justify your answer.
Fe, Zn, Cu and Mg
Which metal gives hydrogen with all of the following: water, acids, alkalis?
Which of the following metals does not give hydrogen with acids?
