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