MCQ Questions for Class 11 Chemistry with Answers were prepared based on the latest exam pattern. A) Oxidation is the loss of electrons. 10. (A) Reaction of H2SO4 with NaOH (B) Production of ozone from oxygen in the atmosphere by ClO4− + Cl− <--> ClO− + Cl2 (Acidic) 1.) B) In a redox reaction, an electron is lost by the oxidizing agent. Identify the correct statement. What will happen to the height (h) of the mercury column in the manometer shown below if the stopcock is opened, given that the atmospheric pressure is 755 mmHg? Which of the following is true about a redox reaction? i) What are the products of this reaction? We have provided Redox Reactions Class 11 Chemistry MCQs Questions with Answers to help students understand the concept very well. Which one of the following statements about ozone and ozone layer is true? (6 points) The reaction type is redox reaction. 28. CaC 2 (s) + H 2 O(l) HCCH(g) + CaO(s) Ans: False 29. iv) Which element is being reduced? Classify the statements about redox reactions as true or false. C) O in MnO4 - undergoes a change in oxidation state from -1 to -2. 8. D) A reaction involving elemental oxygen is a redox reaction. For the redox reaction shown above, determine which of the following statements are true. (blank 8) 5Fe2+ + MnO2 + 8H+ + 5Fe3+ + Mn2+ + 4H2O. Potassium loses electrons during the reaction and the electrons are gained by hydrogen in water. What mass of silver chloride can be prepared by the reaction of 100.0 mL of 0.20 M silver nitrate with 100.0 mL of 0.15 M calcium chloride? C) In a redox reaction, the oxidized species gains electrons. C) A reaction can result in either oxidation or reduction, not both. Which of the following statements about redox reactions is FALSE? Redox reactions are reactions during which electron transfer takes place. Potassium reacts with water to form potassium hydroxide and hydrogen gas which is a redox type of reaction. TRUE/FALSE: The following reaction is a redox reaction. Determining whether a reaction is a redox reaction or a non-redox reaction: (a) If one of the elements shows a change in oxidation number, it is sufficient to conclude that the reaction is a redox reaction. Check the below NCERT MCQ Questions for Class 11 Chemistry Chapter 8 Redox Reactions with Answers Pdf free download. Which Of The Statements Below Is True About The Following Redox Reaction Occurring In Aqueous Solution? Here magnesium atom transfers two electrons one each to the two chlorine atoms. KEAM 2015. AB, ABC, BCD, etc. A) MnO4 - is being oxidized to Mn2+ B) Mn in MnO4 - undergoes a change in oxidation state from -1 to +2. The s-Block Elements. Choose the disproportionation reaction among the following redox reactions. Since potassium reacts by losing electrons, that is an oxidation reaction. Which of the following is true about a redox reaction?OIn a redox reaction, an electron is lost by the reducing agent.In a redox reaction, an electron is lost by the oxidizing agent.In a redox reaction, the oxidized species mains electrons.In a redox reaction, the reduced species loses electrons.O D) In a redox reaction, the reduced species loses electrons. ): A) Cl is oxidized B) Cl is reduced C) O is oxidized D) O is reduced E) water is oxidized F) water is reduced 2.) The p-Block Elements - Part2. The fluorocarbon compound C2Cl3F3 has a normal boiling point of 47.6 ∘C. ii) Write the balanced equation for the complete reaction. A) h will decrease B) h will not change C) h will increase Enter all that apply in alphabetical order (e.g. A) In a redox reaction, an electron is lost by the reducing agent. AIPMT 1997: Which of the following involves a redox reaction? E) All of the above statement are true. 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