{"id":41249,"date":"2022-01-15T00:20:52","date_gmt":"2022-01-14T18:50:52","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/?p=41249"},"modified":"2025-06-03T14:31:53","modified_gmt":"2025-06-03T09:01:53","slug":"chemistry-mcqs-for-class-12-with-answers-chapter-2-solutions","status":"publish","type":"post","link":"https:\/\/infinitylearn.com\/surge\/study-materials\/chemistry\/mcqs-for-class-12-with-answers-chapter-2-solutions\/","title":{"rendered":"Chemistry MCQs for Class 12 with Answers Chapter 2 Solutions"},"content":{"rendered":"<p>Free PDF Download of CBSE Chemistry Multiple Choice Questions for Class 12 with Answers Chapter 2 Solutions. Chemistry MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 12 Chemistry Solutions MCQs Pdf with Answers to know their preparation level.<\/p>\n<h2>Solutions Class 12 Chemistry MCQs Pdf<\/h2>\n<p>1. Mole fraction of glycerine C<sub>3<\/sub>H<sub>5<\/sub>(OH)<sub>3<\/sub> in solution containing 36 g of water and 46 g of glycerine is<br \/>\n(a) 0.46<br \/>\n(b) 0.40<br \/>\n(c) 0.20<br \/>\n(d) 0.36<\/p>\n<details>\n<summary><span style=\"color: #ff00ff;\"><strong>Answer<\/strong><\/span><\/summary>\n<p>Answer: c<\/p>\n<\/details>\n<hr \/>\n<p>2. Out of molality (m), molarity (M), formality (F) and mole fraction (x), those which are independent of temperature are<br \/>\n(a) M, m<br \/>\n(b) F, x<br \/>\n(c) m, x<br \/>\n(d) M, x<\/p>\n<details>\n<summary><span style=\"color: #ff00ff;\"><strong>Answer<\/strong><\/span><\/summary>\n<p>Answer: c<\/p>\n<\/details>\n<hr \/>\n<p>3. Which of the following condition is not satisfied by an ideal solution?<br \/>\n(a) \u0394H<sub>mixing<\/sub> = 0<br \/>\n(b) \u0394V<sub>mixing<\/sub> = 0<br \/>\n(c) Raoult\u2019s Law is obeyed<br \/>\n(d) Formation of an azeotropic mixture<\/p>\n<details>\n<summary><span style=\"color: #ff00ff;\"><strong>Answer<\/strong><\/span><\/summary>\n<p>Answer: d<\/p>\n<\/details>\n<hr \/>\n<p>4. The boiling point of an azeotropic mixture of water and ethanol is less than that of water and ethanol. The mixture shows<br \/>\n(a) no deviation from Raoult\u2019s Law.<br \/>\n(b) positive deviation from Raoult\u2019s Law.<br \/>\n(c) negative deviation from Raoult\u2019s Law.<br \/>\n(d) that the solution is unsaturated.<\/p>\n<details>\n<summary><span style=\"color: #ff00ff;\"><strong>Answer<\/strong><\/span><\/summary>\n<p>Answer: b<\/p>\n<\/details>\n<hr \/>\n<p>5. Which has the lowest boiling point at 1 atm pressure?<br \/>\n(a) 0.1 M KCl<br \/>\n(b) 0.1 M Urea<br \/>\n(c) 0.1 M CaCl<sub>2<\/sub><br \/>\n(d) 0.1 M A1Cl<sub>3<\/sub><\/p>\n<details>\n<summary><span style=\"color: #ff00ff;\"><strong>Answer<\/strong><\/span><\/summary>\n<p>Answer: b<\/p>\n<\/details>\n<hr \/>\n<p>6. Osmotic pressure of a solution is 0.0821 atm at a temperature of 300 K. The concentration in moles\/litre will be<br \/>\n(a) 0.33<br \/>\n(b) 0.666<br \/>\n(c) 0.3 \u00d7 10<sup>-2<\/sup><br \/>\n(d) 3<\/p>\n<details>\n<summary><span style=\"color: #ff00ff;\"><strong>Answer<\/strong><\/span><\/summary>\n<p>Answer: c<\/p>\n<\/details>\n<hr \/>\n<p>7. People add sodium chloride to water while boiling eggs. This is to<br \/>\n(a) decrease the boiling point.<br \/>\n(b) increase the boiling point.<br \/>\n(c) prevent the breaking of eggs.<br \/>\n(d) make eggs tasty.<\/p>\n<details>\n<summary><span style=\"color: #ff00ff;\"><strong>Answer<\/strong><\/span><\/summary>\n<p>Answer: b<\/p>\n<\/details>\n<hr \/>\n<p>8. The van\u2019t Hoff factor (i) accounts for<br \/>\n(a) degree of solubilisation of solute.<br \/>\n(b) the extent of dissociation of solute.<br \/>\n(c) the extent of dissolution of solute.<br \/>\n(d) the degree of decomposition of solution.<\/p>\n<details>\n<summary><span style=\"color: #ff00ff;\"><strong>Answer<\/strong><\/span><\/summary>\n<p>Answer: b<\/p>\n<\/details>\n<hr \/>\n<p>9. Which relationship is not correct?<\/p>\n<details>\n<summary><span style=\"color: #ff00ff;\"><strong>Answer<\/strong><\/span><\/summary>\n<p>Answer: b<\/p>\n<\/details>\n<hr \/>\n<p>10. The molal elevation constant depends upon<br \/>\n(a) nature of solute.<br \/>\n(b) nature of the solvent.<br \/>\n(c) vapour pressure of the solution.<br \/>\n(d) enthalpy change.<\/p>\n<details>\n<summary><span style=\"color: #ff00ff;\"><strong>Answer<\/strong><\/span><\/summary>\n<p>Answer: b<\/p>\n<\/details>\n<hr \/>\n<p>We hope the given Chemistry MCQs for Class 12 with Answers Chapter 2 Solutions will help you. If you have any query regarding CBSE Class 12 Chemistry Solutions MCQs Pdf, drop a comment below and we will get back to you at the earliest.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Free PDF Download of CBSE Chemistry Multiple Choice Questions for Class 12 with Answers Chapter 2 Solutions. Chemistry MCQs for [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"Free PDF Download of CBSE Chemistry Multiple Choice Questions for Class 12 with Answers Chapter 2 Solutions. Chemistry MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. 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