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प्रश्न
Name the following.
A metal below iron but above copper in the activity series of metals which has no reaction with water.
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उत्तर
Metal is lead
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संबंधित प्रश्न
Give an equation to express the reaction between:
Steam and red hot iron
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.
Name the gas formed in the reaction. How would you test the gas?
Which metal is preferred for collecting hydrogen from:
Write the balanced equation
Hot water
Hydrogen is obtained by displacement from:
- dilute sulphuric acid
- dilute hydrochloric acid
Write equations using zinc and iron.
Why does copper not show similar behavior?
Select the odd one out and justify your answer.
Zn, Fe, Mg, and Na
Select the odd one out and justify your answer.
Fe, Zn, Cu and Mg
Select the odd one out and justify your answer.
Fe, Pb, Al and Zn
Which metal gives hydrogen with all of the following: water, acids, alkalis?
Correct the following statement:
Conc. H2SO4 reacts with zinc to liberate hydrogen.
