Class 12 Chemistry MCQs Chapter 3 Group 3A & 4A Elements

Here is 2nd Year Chemistry MCQs Chapter No.3 Group 3A & 4A Elements with from Past Papers detail answers for all kind of Board exams. Mostly MCQs in this quiz from Past Papers. MCQs of Block Elements are very important. کیمسٹری بارہویں کلاس کے انتہائی اہم ایم سی کیوز ۔ یہ تمام ایم سی کیوز پنجاب کے 9 بورڈز اور آزاد جموں اینڈ کشمیر بورڈ کے پرانے پرچہ جات سے لئے گئے ہیں۔ جو کہ امتحان کی تیاری کے لئے بہت اہم ہیں۔ یہ ایم سی کیوز ان طلبا کے لئے ہیں جو بورڈ کے امتحان ، میڈیکل کالج اور انجینئرنگ یونیورسٹی کے اینٹری ٹسٹ میں بہترین کامیابی حاصل کرنا چاہتے ہیں ۔ہر سوال کےسامنے بورڈ کے امتحان کا سال اور بورڈ کا نام بھی درج ہے۔ Multiple Choice Questions 2nd Year MCQs Chemistry F.Sc. Part 2 Chapter No. 3 Group 3A and 4A ElementsBest MCQs for Entry Test MDCAT, ECAT & Pakistan Medical Commission 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.3Group III-A and IV-A ElementsTotal MCQs = 38 1. Tincal is a mineral of: (AJK, RWP,SGD 2019 GII) A. AluminiumB. BoronC. SiliconD. Carbon Show Answers Answer: B. Boron (adsbygoogle = window.adsbygoogle || []).push({}); 2. The aqueous solution of borax is (AJK 2014, 2015) A. Alkaline B. Acidic C. Amphoteric D. Neutral Show Answers Answer: A. Alkaline 3. The compound which forms bead in Borax bead test is (SGR 2014) (GRW 2015) (LHR 2016) A. Metal OxideB. Metal BorideC. Metal BorateD. Metal meta borate Show Answers Answer: B. Metal Boride (adsbygoogle = window.adsbygoogle || []).push({}); 4. The metal which does not give borax bead test is (AJK 2014) (BWP 2015) A. Cu B. Cr C. Ni D. Al Show Answers Answer: D. Al 5. In borax bead test, when borax is heated with cobalt oxide, it forms bead of (LHR 2014, 2016) A. Black colour B. Blue colour C. Red colour D. Green colour Show Answers Answer: B. Blue colour Click for More Online Chemistry MCQs Tests 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.3Group III-A and IV-A ElementsTotal MCQs = 38 6. When H3BO3 reacts with NaOH, salt mostly formed is (MTN 2015) A. Na3BO3B. Na2BO4O7C. NaH2BO3D. NaBO2 Show Answers Answer: B. Na2BO4O7 (adsbygoogle = window.adsbygoogle || []).push({}); 7. Which one is more stable? (FSD 2015) A. H2BO3 B. HBO2 C. H2B4O7 D. H6B4O9 Show Answers Answer:C. H2B4O7 8. Orthoboric acid when heated to red hot gives (LHR 2014, 2016) A. Boric Anhydride B. Pyroboric acid C. Metaboric acid D. Tetraboric acid Show Answers Answer: A. Boric Anhydride (adsbygoogle = window.adsbygoogle || []).push({}); 9. Boric acid cannot be used: (LHR 2015, 2019) (FSD, AJK 2017) A. As antiseptic in medicine B. For washing eyes C. In soda bottles D. For enamels and glazes Show Answers Answer:C. In soda bottles 10. The chief are of Aluminium is: (AJK 2018) (LHR 2019 GII) (MTN 2019) A. Al2O3 B. Al2O3.H2O C. Al2O3.2H2O D. Na3AlF6 Show Answers Answer: C. Al2O3.2H2O Click for More Online Chemistry MCQs Tests 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.3Group III-A and IV-A ElementsTotal MCQs = 38 11. Aluminum oxide is (LHR 2015, 2016) (MTN 2017) A. Acidic oxideB. Basic OxideC. Amphoteric OxideD. None of these Show Answers Answer: C. Amphoteric Oxide (adsbygoogle = window.adsbygoogle || []).push({}); 12. Which metal is used in the flash light photography because of its activity? (RWP 2013) A. Iron B. Copper C. Aluminium D. Zinc Show Answers Answer: C. Aluminium 13. Which metal in used in themite process because of its ocivity? (BWP, GRW 2019 GII) A. Fe B. Cu C. Al D. Zn Show Answers Answer:C. Al (adsbygoogle = window.adsbygoogle || []).push({}); 14. The formula of asbestos is (GRW 2015) A. CaMg3(SiO3)4 B. CaMg(SiO3)3 C. CaMg(SiO3)2 D. CaMgSiO3 Show Answers Answer:A. CaMg3(SiO3)4 15. The observed bond distance in C-O in CO2 is (GRW 2015) A. 105 pm B. 110 pm C. 115 pm D. 120 pm Show Answers Answer:C. 115 pm Click for More Online Chemistry MCQs Tests 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.3Group III-A and IV-A ElementsTotal MCQs = 38 16. The bond in SiCl4 is (FSD 2010) A. IonicB. Partly ionicC. CovalentD. Partly Covalent Show Answers Answer:C. Covalent (adsbygoogle = window.adsbygoogle || []).push({}); 17. Following is used in making fire proof clothes (AJK 2015) (LHR 2016) A. Water glass B. Borax glass C. Kaolim D. Asbestons & Water glass Show Answers Answer:D. Asbestons & Water glass 18. Asbestos is commonly used in making (FSD 2015) A. Wall board B. Black board C. Soft board D. Hard board Show Answers Answer:D. Hard board (adsbygoogle = window.adsbygoogle || []).push({}); 19. Basic lead chromate is formed when lead chromate is boiled with (GRW, LHR 2014) A. Dilute alkali hydroxide B. Dilute acid C. Strong alkali hydroxide D. Strong acid Show Answers Answer:A. Dilute alkali hydroxide 20. ________ element is not present abundantly in earth's crust. (MTN, LHR 2017) (GRW 2019) (FSD 2019 GII) A. Silicon B. Aluminium C. Sodium D. Oxygen Show Answers Answer:C. Sodium Click for More Online Chemistry MCQs Tests 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.3Group III-A and IV-A ElementsTotal MCQs = 38 21. Which elements belongs to group IV A of periodic Table? (SGD 2018) (FSD 2019) A. BaB. IC. PbD. O Show Answers Answer:C. Pb (adsbygoogle = window.adsbygoogle || []).push({}); 22. Chemical formula of Litharge is: (SGD 2019) A. Pb2O B. SiO2 C. PbO D. Pb3O4 Show Answers Answer:C. PbO 23. Which metal is used in the thermit process because of its activity: (LHR 2015) (SGD. DGK 2017) (RWP 2015, 2019 GII) (MTN 2015, 2018, 2019 GII) (GRW 2019 GII) A. Iron B. Copper C. Aluminium D. Zinc Show Answers Answer:C. Aluminium (adsbygoogle = window.adsbygoogle || []).push({}); 24. Aluminum oxide is (LHR, MTN, RWP, BWP 2015)(SGD, DGK 2017) (SWL 2018) (BWP 2018 GII) A. Acidic oxide B. Basic Oxide C. Amphoteric Oxide D. None of these Show Answers Answer:C. Amphoteric Oxide 25. Chemical composition of colemanite is: (BWP 2017) (FSD 2018) (MTN 2019) A. Ca2 B6O11.5H2O B. CaB4O7.4H2O C. Na2B4O7.4H2O D. CaNaB5O9.8H2O Show Answers Answer:A. Ca2 B6O11.5H2O Click for More Online Chemistry MCQs Tests 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.3Group III-A and IV-A ElementsTotal MCQs = 38 26. Which element forms an ion with charge +3 ? (MTN 2015) (SGD 2018 GII) (DGK 2016, 2019 GII) A. BerlliumB. AluminiumC. CarbonD. Silicon Show Answers Answer:B. Aluminium (adsbygoogle = window.adsbygoogle || []).push({}); 27. Which electronic configuration corresponds to an element of Group - IIIA of the periodic table? A. 1s2, 2s2, 2p6, 3s2,3p1 B. 1s2, 2s2, 2p6, 3s2, 3p6, 4s2 C. 1s2, 2s2, 2p6 D. 1s2, 2s2, 2p6, 3s2,3p3 Show Answers Answer:A. 1s2, 2s2, 2p6, 3s2,3p1 28. Which elements among the following _____ belongs to Groups IVA of the periodic table? A. Barium B. Iodine C. Lead D. Oxygen Show Answers Answer:C. Lead (adsbygoogle = window.adsbygoogle || []).push({}); 29. Boric acid cannot be used: (SGD 2015) (AJK 2016) ( FSD 2017) (BWP 2018) (AJK, LHR 2019) A. As antiseptic in medicine B. For washing eyes C. In soda bottles D. For enamels and glazes Show Answers Answer:C. In soda bottles 30. Which of the following elements is not present abundantly in earth's crust? A. Silicon B. Aluminium C. Sodium D. Oxygen Show Answers Answer:C. Sodium Click for More Online Chemistry MCQs Tests 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.3Group III-A and IV-A ElementsTotal MCQs = 38 31. Tincal is a mineral of: (FSD 2015) (GRW 2016, 2017) (LHR 2016, 2018) (DGK 2018) (RWP 2018, 2019) (AJK 2019) (SGD 2019 GII) A. AlB. BC. SiD. C Show Answers Answer:B. B (adsbygoogle = window.adsbygoogle || []).push({}); 32. The chief ore of aluminium is: (GRW 2015) (SGD 2015, 2016) (MTN 2018 GII) (LHR 2019 GII) (BWP 2015, 2019 GII) (SWL 2019) A. Na3AlF6 B. Al2O3.2H2O C. Al2O3 D. Al2O3.H2O Show Answers Answer:B. Al2O3.2H2O 33. The oxidation states of Boron are: ECAT 2016 A. +1, +2, +3 B. -1, -2, -3 C. +1, -1 D. +3, +1 Show Answers Answer:D. +3, +1 (adsbygoogle = window.adsbygoogle || []).push({}); 34. Balance the following reaction: ECAT 2014 A. 4 H3 BO3 + 2 NaOH → Na2B4O3 + 7H2O B. 4 H3 BO3 + NaOH → Na2B4O3 + 4H2O C. 2 H3 BO3 + 4 NaOH → 2Na2B4O3 + 5H2O D. 3 H3 BO3 + NaOH → Na2B4O3 + H2O Show Answers Answer: A. 4 H3 BO3 + 2 NaOH → Na2B4O3 + 7H2O 35. Which of the following elements of group IIIA has non-metallic character? (NET 2015) A. B B. In C. Tl D. Ga Show Answers Answer:A. B Click for More Online Chemistry MCQs Tests 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.3Group III-A and IV-A ElementsTotal MCQs = 38 36. Aluminum reacts with Sulphuric acid to produce: (NET 2015) A. Al2(SO4)3B. SO3C. SO2D. Al Show Answers Answer:C. SO2 (adsbygoogle = window.adsbygoogle || []).push({}); 37. What is the chemical name of SUNDUR? (NET 2013) A. Tetraplumbic oxide B. Triplumbic oxide C. Triplumbic oxide D. Lead dioxide Show Answers Answer:C. Triplumbic oxide (adsbygoogle = window.adsbygoogle || []).push({}); 38. Which of the following is used to make container for nitric acid? (NET 2013) A. Iron B. Sodium C. Aluminum D. Plastic Show Answers Answer:C. Aluminum Feel free to Contact us admin@786Times.com (adsbygoogle = window.adsbygoogle || []).push({}); We also available on Social Mediaat facebook( fb )https://facebook.com/786Timespkhttps://facebook.com/786TimesnewsAlso available onTwitter ID: https://twitter.com/786times (adsbygoogle = window.adsbygoogle || []).push({});

Class 12 Chemistry MCQs Chapter 3 Group 3A & 4A Elements

2nd Year Chemistry MCQs F.Sc. Part 2
Chapter No.3
Group III-A and IV-A Elements
Total MCQs = 38

36. Aluminum reacts with Sulphuric acid to produce: (NET 2015)

37. What is the chemical name of SUNDUR? (NET 2013)

38. Which of the following is used to make container for nitric acid? (NET 2013)

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2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.3Group III-A and IV-A ElementsTotal MCQs = 38

36. Aluminum reacts with Sulphuric acid to produce: (NET 2015)

37. What is the chemical name of SUNDUR? (NET 2013)

38. Which of the following is used to make container for nitric acid? (NET 2013)

Read Next

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Death During Service: OSD Post Creation | Complete Documents Checklist

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2nd Year Chemistry MCQs F.Sc. Part 2
Chapter No.3
Group III-A and IV-A Elements
Total MCQs = 38