Chemistry Class 12 MCQs Chapter 1 Periodic Classification

Here is Class 12th Chemistry MCQs Chapter No.1 Periodic Classification of Elements and Periodicity with Answers for all kind of Board exams. We also include MCQs in this quiz from Past Papers. MCQs of Homeostasis are very important. کیمسٹری بارہویں کلاس کے انتہائی اہم ایم سی کیوز ۔ 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 ۔اس ٹسٹ میں تمام سوالات پنجاب کے مختلف بورڈز کے پیپرز سے لئے گئے ہیں۔جو کہ امتحان کی تیاری کے لئے بہت اہم 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.1 Periodic Classification of Elements and Periodicity Best MCQs for Entry Test MDCAT, ECAT & Pakistan Medical Commission 1. Who gave law of Triads in 1829? (AJK 2016 GI) A. Moseley B. Newlands C. Mendeleev D. Dobereiner Show Answers Answer: D. Dobereiner (adsbygoogle = window.adsbygoogle || []).push({}); 2. In the Mendeleev's periodic law, the properties of element are periodic function of their: (FSD 2012) A. Volume B. Densities C. Atomic number D. Atomic masses Show Answers Answer: D. Atomic masses 3. In modern periodic table, the elements are arranged in the ascending order of: (GRW 2012) A. Atomic masses B. Valency C. Valence electrons D. Atomic number Show Answers Answer: D. Atomic number (adsbygoogle = window.adsbygoogle || []).push({}); 4. The longest period in the periodic table is: (RWP 2016 GI) A. 7th B. 6th C. 5th D. 4th Show Answers Answer: B. 6th 5. The number of elements in fourth period of periodic table are (GRW 2013) A. 32 B. 18 C. 10 D. 8 Show Answers Answer: B. 18 Click for More Online Chemistry MCQs Tests Feel free to Contact us admin@786Times.com 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.1Periodic Classification of Elements and PeriodicityTotal MCQs = 37 6. Elements of the periodic table are classified into blocks: (RWP 2014) A. 4 B. 3 C. 5 D. 6 Show Answers Answer: A. 4 (adsbygoogle = window.adsbygoogle || []).push({}); 7. How many elements are present in 5th period of the periodic table: (BWP 2014) A. 32 B. 8 C. 18 D. 28 Show Answers Answer: C. 18 8. The elements of group IIA are called: (SGD 2014) (RWP 2015) A. Alkali metals B. Alkaline earth metals C. Coinage metals D. Metalloids Show Answers Answer: B. Alkaline earth metals (adsbygoogle = window.adsbygoogle || []).push({}); 9. F-block elements are also called: (SWL 2014) (LHR 2015) A. Non-typical transition elementsB. Outer transition elementsC. Inner transition elementsD. Normal transition elements Show Answers Answer: C. Inner transition elements 10. Mark the correct statement: (DGK 2014)(BWP 2015) A. Metals from basic oxides B. Metals from acidic oxides C. Metals are non-conductor of electricity D. Metals have tendency to accept electron Show Answers Answer: A. Metals from basic oxides Click for More Online Chemistry MCQs Tests Feel free to Contact us admin@786Times.com 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.1Periodic Classification of Elements and PeriodicityTotal MCQs = 37 11. Which one is incomplete period? (RWO 2016) A. 4th B. 5th C. 6th D. 7th Show Answers Answer: D. 7th (adsbygoogle = window.adsbygoogle || []).push({}); 12. Keeping in view the size of atom, which order is the correct one? (MTN 2018)(RWP 2019)(FSD 2019)(GRW2019 GII) A. Mg > Sr B. Ba > Mg C. Lu > Cs D. Cl > I Show Answers Answer: B. Ba > Mg 13. The decrease in atomic sizes is not much prominent across rows containing elements of (LHR 2011) A. s-Block B. p-Block C. d-Block D. f-Block Show Answers Answer:B. P-Block (adsbygoogle = window.adsbygoogle || []).push({}); 14. Mark the correct statement (DGK, BWP, MLT 2018) (SWL, LHR, 2019) (BWP 2019 GI) (SGD 2019 GII) A. Na+ is smaller than Na atom B. Na+ is larger than Na atom C. Cl is smaller than Cl- atom D. Cl- and Cl atom equal in size Show Answers Answer:C. Cl is smaller than Cl- atom 15. Maximum electron affinity values of N are (BWP 2015) (SWL2019) A. 1 B. 2 C. 3 D. None Show Answers Answer:A. 1 Click for More Online Chemistry MCQs Tests Feel free to Contact us admin@786Times.com 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.1Periodic Classification of Elements and PeriodicityTotal MCQs = 37 16. Mark the correct statement (MTN 2017 GII) (SWL 2018) A. Metallic Character decreases along a period B. Metallic Character increases along a period C. Metallic Character increases down the group D. Metallic Character remains the same down the group Show Answers Answer: D. Metallic Character remains the same down the group (adsbygoogle = window.adsbygoogle || []).push({}); 17. Which of the following has maximum hydration energy? (LHR, AJK 2017) A. Li+ B. Na+ C. K+ D. Mg2+ Show Answers Answer:A. Li+ 18. Which of the following elements form polymeric halides? (FSD, RWP 2014) (LHR 2015) A. Be B. Ga C. Al D. All of these Show Answers Answer:D. All of these (adsbygoogle = window.adsbygoogle || []).push({}); 19. Zinc oxide is (BWP, MTN 2014) A. Basic B. Amphoteric C. Acidic D. Neutral Show Answers Answer:B. Amphoteric 20. Hydrogen can be placed with the elements of group IVA because both: (MTN 2014) A. Act as strong oxidizing agent B. Act as strong reducing agent C. Posses the property of catenation D. From neutral oxides Show Answers Answer:B. Act as strong reducing agent Click for More Online Chemistry MCQs Tests Feel free to Contact us admin@786Times.com 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.1Periodic Classification of Elements and PeriodicityTotal MCQs = 37 21. The oxides of electropositive elements are: (FSD 2014) A. Acidic B. Basic C. Amphoteric D. Neutral Show Answers Answer:B. Basic (adsbygoogle = window.adsbygoogle || []).push({}); 22. Which oxides is amphoteric in nature? (FSD 2015) A. Al2O3 B. Al2O7 C. MgO D. SO3 Show Answers Answer:A. Al2O3 23. Non-metals are present in which block of periodic table? (GRW 2019 GI) A. s-Block B. p-Block C. d-Block D. f-Block Show Answers Answer:B. p-Block (adsbygoogle = window.adsbygoogle || []).push({}); 24. Mark the correct statement. (AJk 2019)(FSD, MTN 2019 GII) A. All lanthanides are present in the same group B. All haloghens are present in the same period C. All the alkali metals are present in the same group D. All the noble gases are present in the same period Show Answers Answer:C. All the alkali metals are present in the same group 25. Which statement is incorrect? A. All the metals are good conductor of electricity B. All the metals are good conductor of heat C. All the metals form positive ions D. All the metals form acidic oxides Show Answers Answer:D. All the metals form acidic oxides Click for More Online Chemistry MCQs Tests Feel free to Contact us admin@786Times.com 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.1Periodic Classification of Elements and PeriodicityTotal MCQs = 37 26. Which is more acidic oxide? (SGD 2019 GI) A. MnO B. Mn2O3 C. MnO2 D. MnO7 Show Answers Answer:D. MnO7 (adsbygoogle = window.adsbygoogle || []).push({}); 27. Which one is not a periodic property? (BWP 2019 GI) A. Ionization energy B. Density C. Atomic radii D. Hydration energy Show Answers Answer:B. Density 28. Keeping in view the size of atoms, which order is the correct one. (SGD 2016) (RWP, DGK 2017) (LHR 2015, 2018) (GRW 2017, 2019) A. Mg > Sr B. Ba > Mg C. Lu > Ce D. Cl > I Show Answers Answer:B. Ba > Mg (adsbygoogle = window.adsbygoogle || []).push({}); 29. Mark the correct statement. (MTN 2015) (DGK 2016, 2018) (LHR 2015, 2016, 2019) (AJK 2019) A. Na+ is smaller than Na atom B. Na+ is larger than Na atom C. Cl- is smaller than Cl atom D. Cl- (ion) and Cl (atom) equal in size Show Answers Answer:A. Na+ is smaller than Na atom 30. Mark the correct statement (SGD 2018) A. All lanthanides are present in the same group B. All haloghens are present in the same period C. All the alkali metals are present in the same group D. All the noble gases are present in the same period Show Answers Answer:C. All the alkali metals are present in the same group Click for More Online Chemistry MCQs Tests Feel free to Contact us admin@786Times.com 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.1Periodic Classification of Elements and PeriodicityTotal MCQs = 37 31. Which statement is incorrect? (DGK 2016) (RWP2018) A. All the metals are good conductor of electricity B. All the metals are good conductor of heat C. All the metals form positive ions D. All the metals form acidic oxides Show Answers Answer:D. All the metals form acidic oxides (adsbygoogle = window.adsbygoogle || []).push({}); 32. Which statement is correct? A. Hydrogen resembles in properties with IA, IVA, and VIIA elements B. Hydrogen resembles in properties with IIIA, IVA, and VA elements C. Hydrogen resembles in properties with IIA, IVA, and VIA elements D. Hydrogen resembles in properties with IIA, IIIA, and VIIA elements Show Answers Answer:A. Hydrogen resembles in properties with IA, IVA, and VIIA elements 33. Mark the correct statement. A. The ionization energy of calcium is lower than that of barium B. The ionization energy of calcium is lower that that of magnesium C. The ionization energy of calcium is higher than that of beryllium D. The ionization energy of calcium is lower than that of strontium Show Answers Answer:B. The ionization energy of calcium is lower that that of magnesium (adsbygoogle = window.adsbygoogle || []).push({}); 34. Mark the correct statement. A. Electron affinity is a measure of energy required to remove the electron B. Electron affinity is a measure of energy released by adding an electron C. Electron affinity is a measure of energy required to excite an electron D. Electron affinity is a measure of energy released by removing an electron Show Answers Answer:B. Electron affinity is a measure of energy released by adding an electron 35. Mark the correct statement. (GRW 2015) (MTN 2017) (SWL 2018) A. Metallic Character increases down the group B. Metallic Character increases from left to right along a period C. Metallic Character remains the same from left to right along a period D. Metallic Character remains the same down the group Show Answers Answer:A. Metallic Character increases down the group Click for More Online Chemistry MCQs Tests Feel free to Contact us admin@786Times.com 2nd Year Chemistry MCQs F.Sc. Part 2Chapter No.1Periodic Classification of Elements and PeriodicityTotal MCQs = 37 36. Mark the correct statement. A. Melting points of halogens decrease down the group B. Melting points of halogens increase down the group C. Melting points of halogens remain the same throughout the group D. Melting points of halogens first increase and than decrease down the group Show Answers Answer:B. Melting points of halogens increase down the group (adsbygoogle = window.adsbygoogle || []).push({}); 37. Mark the correct statement. A. Covalent character of metal halides increases from left to right in a period B. Boiling points of Group IVA hydrides decrease down the group C. Ionic character of hydrides increases from left to right in a period D. The basicity of group IIA oxides decreases on descending the group Show Answers Answer:A. Covalent character of metal halides increases from left to right in a period Click for More Online Chemistry MCQs Tests 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({});