Skip to content

Update

Muft Shiksha™ एक 100% Free Education Portal है 🇮🇳, जिसका उद्देश्य Class 9–12 के हर विद्यार्थी तक High-Quality Education को पूरी तरह मुफ्त पहुँचाना है। 🇮🇳 हम मानते हैं कि अच्छी शिक्षा किसी student की आर्थिक स्थिति पर निर्भर नहीं होनी चाहिए। 🇮🇳 हर विद्यार्थी को वही Quality Study Material, MCQs, Quizzes, Exam Preparation, Concept-Based Learning और Bilingual Support मिलना चाहिए, जो आमतौर पर महंगी Coaching या Premium Platforms में मिलता है। Muft Shiksha™ 🇮🇳 इसी सोच के साथ बनाया गया है

RELATED QUESTIONS

Displacement Reaction

Class 10 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceWhen an iron nail is kept in a blue copper sulphate solution for some time, the solution turns light green and a reddish-brown coating forms on the nail. Which is the correct explanation for this observation?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceMetal A displaces metal B from an aqueous solution of its salt, and metal B displaces metal C from an aqueous solution of its salt. Which metal is the most reactive?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceZinc displaces copper from a copper sulphate solution, but copper does not displace zinc from a zinc sulphate solution. What conclusion can be drawn about the reactivity of zinc and copper?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceWhen an iron nail is placed in a blue copper sulphate solution, the blue colour gradually fades because the concentration of which ion decreases?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceWhen an iron nail is placed in copper sulphate solution, its mass may increase slightly. What is the most appropriate reason?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceWhen an iron nail is dipped in a copper sulfate solution, which observation confirms a displacement reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 2Hard ScienceA student placed an iron nail in blue copper sulphate solution and said, “Copper is more reactive than iron, so copper gets deposited on the nail.” Which is the correct correction to this statement?Class 10Metals and Non-metalsReactivity seriesLevel 1Hard ScienceWhich of the following reactions shows a more reactive metal displacing a less reactive metal from its aqueous salt solution?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard ScienceWhat type of reaction is \(\mathrm{Fe + CuSO_4 \rightarrow FeSO_4 + Cu}\), and why?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard ScienceMetal A displaces metal B from a solution of B's salt, but metal B does not displace metal A from a solution of A's salt. What is the correct conclusion?Class 10Metals and Non-metalsReactivity seriesLevel 1Hard ScienceIf a copper strip is placed in an aqueous zinc sulphate solution and no visible change occurs, what is the correct reason?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard ScienceWhich new salt is formed when an iron nail is placed in copper sulphate solution?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard ScienceA student placed an iron nail in a blue copper sulphate solution. After some time, the solution turned light green and a reddish-brown coating appeared on the nail. Which type of reaction does this illustrate?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 1Hard ScienceA student dipped an iron nail in a blue copper sulphate solution for some time. A reddish-brown coating formed on the nail and the solution turned green. Which type of reaction does this change illustrate?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Medium ScienceWhen an iron nail is placed in a blue copper sulphate solution, the solution changes colour and copper gets deposited. What type of reaction is this?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Medium ScienceWhich of the following equations represents a displacement reaction?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Medium ScienceAn iron nail was kept in a blue copper sulfate solution for some time. The solution turned light green and a reddish-brown coating appeared on the nail. Which is the correct explanation of this change?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Medium ScienceWhen an iron nail is placed in copper sulphate solution, the solution changes colour and copper is deposited. What type of chemical reaction is this?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Medium ScienceIf metal A displaces metal B from an aqueous solution of its salt, which conclusion is correct?Class 10Metals and Non-metalsReactivity seriesLevel 5Medium ScienceWhy does no reaction occur when a copper strip is placed in zinc sulphate solution?Class 10Chemical Substances – Nature and BehaviourChemical Reactions and EquationsLevel 5Medium