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प्रश्न
Complete the following by selecting the correct option from the choices given:
The metal which does not react with water or dilute H2SO4 but reacts with concentrated H2SO4 is _________. (Al/Cu/Zn/Fe)
उत्तर
The metal which does not react with water or dilute H2SO4 but reacts with concentrated H2SO4 is Cu
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संबंधित प्रश्न
Write balanced equation for action of dilute hydrochloric acid on sodium sulphide
Give a chemical test to distinguish between the given pairs of chemicals:
Sodium chloride solution and Sodium nitrate solution
Name the following:
A chemical in which gold can be dissolved.
What would happen if
Calcium oxide is used to dry hydrogen chloride.
State the use of aqua-regia.
How will you identify?
An amphoteric hydroxide
How will you distinguish between the two black samples, CuO and MnO2 with a chemical test?
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
Write an equation for the reaction of hydrochloric acid on manganese (IV) oxide.
State which of the two - a solution of HCl in water or in toluene is an electrolyte. Explain.
