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प्रश्न
Name a metal which It does not react with any physical state of water?
उत्तर
Gold does not react with any physical state of water.
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संबंधित प्रश्न
Which gas is produced when dilute hydrochloric acid is added to a reactive metal?
An element reacts with oxygen to give a compound with a high melting point. This compound is also soluble in water. The element is likely to be:
How would you show that silver is chemically less reactive than copper?
Which gas is produced when dilute hydrochloric acid is added to a reactive metal?
What is meant by the reactivity series of metals? Arrange the following metals in an increasing order of their reactivities towards water:
Zinc, Iron, Magnesium, Sodium
The elements whose oxides can turn litmus solution red are:
(a) lithium and sodium
(b) copper and potassium
(c) carbon and hydrogen
(d) phosphorus and sulphur
State and explain the reaction, if any, of the following metals with a solution of copper sulphate:
(a) Gold
(b) Copper
(c) Zinc
(d) Mercury
Which of the following reactions will not occur? Why not?
(a) MgSO4 (aq) + Cu (s) → CuSO4 (aq) + Mg (s)
(b) CuSO4 (aq) + Fe (s) → FeSO4 (aq) + Cu (s)
(c) MgSO4 (aq) + Fe (s) → FeSO4 (aq) + Mg (s)
In nature, metal A is found in a free state while metal B is found in the form of its compounds. Which of these two will be nearer to the top of the activity series of metals?
Generally, metals are solid in nature. Which one of the following metals is found in liquid state at room temperature?
