![]() ![]() If you have any other queries of CBSE Class 11 Chemistry Hydrogen MCQs Multiple Choice Questions with Answers, feel free to reach us so that we can revert back to us at the earliest possible.\) Hope the information shed above regarding NCERT MCQ Questions for Class 11 Chemistry Chapter 9 Hydrogen with Answers Pdf free download has been useful to an extent. Upon electrolysis, moten hydrides give hydrogen at cathode. Answerīleaching action of H 2O 2 is due to the reduction process. AnswerĪll elements of gp 8 form electron deficient compounds. AnswerĪddition of hydrogen across a double/triple bond is termed hydrogenation. Answerĭeuterium is a stable isotope of hydrogen. Ionic hydrides react with water to give acidic solutions. Hydride ion is isoelectronic with helium. on moving from left to right in a period of periodic table. The three isotopes of hydrogen are ………………., ………………. The oxidation number of oxygen in hydrogen peroxide is ………………. Answerĭeuterium oxide is generally called ………………. Presence of Ca 2+ & Mg 2+ in water makes it ………………. In hydrides, hydrogen shows an oxidation stare of ………………. (a) acts as both oxidising & reducing agent.Īnswer: (b) two OH bonds lies in the same plane ![]() Which of the following is a true peroxide? Which one of the following ionic species has the greatest proton affinity to form stable compounds. AnswerĪnswer: (c) both as oxidizing and reducing agent (d) neither as an oxidising agent nor as a reducing agent. Which of the following statements is most applicable to hydrogen? It can act The correct increasing order of the acidity of CO 2, H 2O and H 2O 2 is of 2N KMnO 4 solution in acidic medium is The volume of 10 volume H 2O 2 solution that decolourises 200 ml. (d) 30 cm³ of the solution contain 1 mole of H 2O 2 AnswerĪnswer: (c) 1 cm³ of the solution liberates 30 cm³ of O 2 at STP (c) 1 cm³ of the solution liberates 30 cm³ of O 2 at STP (b) 30 cm³ of the solution, contains lg of H 2O 2 AnswerĪnswer: (c) One mole of sulphuric acid and one mole of peroxomonosulphuric acid (d) One mole of sulphuric acid, and one mole of peroxomonosulphuric acid and one mole of hydrogen peroxide. (c) One mole of sulphuric acid and one mole of peroxomonosulphuric acid (b) Two moles of peroxomonosulphuric acid Hydrolysis of one mole of Peroxidic sulphuric acid produces The oxidation states of the most electronegative element in the products of the reaction BaO 2 with dil. The critical temperature of water is higher than that of O 2 because the H 2O molecule has AnswerĪnswer: (a) H 2O because of hydrogen bonding (d) H 2Se because of lower molecular weight. (b) H 2Te because of higher molecular weight (c) Form soluble complexes with cationic speciesĪnswer: (c) Form soluble complexes with cationic speciesĪmongst H 2O, H 2S, H 2Se, and H 2Te, the one with highest boiling point is (a) Form soluble complexes with an ionic species Polyphosphates are used as water softening agents because they The reagent commonly used to determine hardness of water titrimetrically isĪnswer: (c) Prolonged electrolysis of water Which of the following pairs of substances on reaction. When another substance D reacts with the solution of C, it produces the same gas B on warming, but D can produce B on reaction with dilute sulphuric acid at room temperature.Ī imparts a deep yellow colour to a smokeless flame of Bunsen burner. When a substance A reacts with water, it produces a combustible gas B and a solution of substance C in water. AnswerĪnswer: (d) Saturation of water with CaSO 4.Īcidified solution of chromic acid on treatment with H 2O 2 yieldsĪction of water or dilute mineral acids on metals can give ![]() Which one of the following processes will produce hard water? Hydrogen Class 11 MCQs Questions with Answers Refer to the Hydrogen Class 11 MCQs Questions with Answers here along with a detailed explanation. Practice MCQ Questions for Class 11 Chemistry with Answers on a daily basis and score well in exams. We have compiled the NCERT MCQ Questions for Class 11 Chemistry Chapter 9 Hydrogen with Answers Pdf free download covering the entire syllabus. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |