# Chemistry Mcqs with Solved Answers & 2026 Past Papers (Page 1) | TestPrep > Practice verified Chemistry Mcqs with answers, detailed explanations, and 2026 past papers syllabus for FPSC, PPSC, NTS, CSS, and PMS exams in Pakistan. --- Official 2026 Examination Syllabus Verified Answers # Chemistry Mcqs Solved MCQs Showing 1 – 20 of **1,530** verified multiple choice questions with explanations and past paper analysis. - [Take Chemistry Mcqs Quiz](https://test-prep.blog/quiz/smart?category=chemistry-mcqs) Q1 NTS / FPSC / PPSC - [### Identify among the following elements that does NOT belong to VIIA group](https://test-prep.blog/mcq/identify-among-the-following-elements-that-does-not-belong-to-viia-group-49b668ab-7f93-4d52-ada0-591f30b9a629) A. Cl B. F C. N D. Br Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/identify-among-the-following-elements-that-does-not-belong-to-viia-group-49b668ab-7f93-4d52-ada0-591f30b9a629) Q2 NTS / FPSC / PPSC - [### Identify among the following which has Lowest energy of electron in 1st shell.](https://test-prep.blog/mcq/identify-among-the-following-which-has-lowest-energy-of-electron-in-1st-shell-9cee1565-4b05-47b2-a40f-543a7cc689ad) A. H B. He+¹ C. Li+² D. Be+³ Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/identify-among-the-following-which-has-lowest-energy-of-electron-in-1st-shell-9cee1565-4b05-47b2-a40f-543a7cc689ad) Q3 NTS / FPSC / PPSC - [### 4moles of Carbon dioxide(CO2) have _____ molecules.](https://test-prep.blog/mcq/4moles-of-carbon-dioxideco2-have-molecules-41985f9c-911b-413b-a79f-319c45eb68f2) Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/4moles-of-carbon-dioxideco2-have-molecules-41985f9c-911b-413b-a79f-319c45eb68f2) Q4 NTS / FPSC / PPSC - [### In acidic medium, _____ is used to balance oxygen atoms in an ionic equation.](https://test-prep.blog/mcq/in-acidic-medium-is-used-to-balance-oxygen-atoms-in-an-ionic-equation-9961e001-d231-496e-8e39-2986474256bb) A. H+ B. OH- C. H2O D. O Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/in-acidic-medium-is-used-to-balance-oxygen-atoms-in-an-ionic-equation-9961e001-d231-496e-8e39-2986474256bb) Q5 NTS / FPSC / PPSC - [### What is the chemical symbol of “Potassium”?](https://test-prep.blog/mcq/what-is-the-chemical-symbol-of-potassium-5291616d-429f-4f02-b222-ce86bf6e10f9) A. P B. K C. Po D. Pt Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/what-is-the-chemical-symbol-of-potassium-5291616d-429f-4f02-b222-ce86bf6e10f9) Q6 NTS / FPSC / PPSC - [### If heat is to be supplied continuously to a liquid at its boiling point, the temperature remains constant because:](https://test-prep.blog/mcq/if-heat-is-to-be-supplied-continuously-to-a-liquid-at-its-boiling-point-the-temp-b0d37dc1-7f0a-4402-bfde-e05b392ca3f2) A. Extra heat is spread in the air B. High energy molecules continuously leaving the surface of liquid C. The forces of attractions become stronger D. The vapour pressure of the boiling liquid becomes greater than the external pressure Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/if-heat-is-to-be-supplied-continuously-to-a-liquid-at-its-boiling-point-the-temp-b0d37dc1-7f0a-4402-bfde-e05b392ca3f2) Q7 NTS / FPSC / PPSC - [### The strongest hydrogen bonding is present in: _____ ?](https://test-prep.blog/mcq/the-strongest-hydrogen-bonding-is-present-in-fe7544d7-2537-4965-915b-9533b1233cb2) A. Ammonia gas B. Ice C. Ethanol D. Acetone and chloroform Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/the-strongest-hydrogen-bonding-is-present-in-fe7544d7-2537-4965-915b-9533b1233cb2) Q8 NTS / FPSC / PPSC - [### Ionic solids do not conduct the electrical current because:](https://test-prep.blog/mcq/ionic-solids-do-not-conduct-the-electrical-current-because-877dd921-1764-4487-a7eb-7470de98bab8) A. Ions don’t have translatory motion B. The coordination number of ion is very high C. Free electrons are less D. Strong covalent bonds are present in their structure Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/ionic-solids-do-not-conduct-the-electrical-current-because-877dd921-1764-4487-a7eb-7470de98bab8) Q9 NTS / FPSC / PPSC - [### Evaporation is _____ ?](https://test-prep.blog/mcq/evaporation-is-9b66749f-9367-4cd2-9be0-9adda87fc832) A. Endothermic Reaction B. Surface Process C. Continuous Process D. All of these. Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/evaporation-is-9b66749f-9367-4cd2-9be0-9adda87fc832) Q10 NTS / FPSC / PPSC - [### 2-Butyne contains: _____ ?](https://test-prep.blog/mcq/2-butyne-contains-037a09c5-d9f1-4d71-883b-bc621c10b4a1) Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/2-butyne-contains-037a09c5-d9f1-4d71-883b-bc621c10b4a1) Q11 NTS / FPSC / PPSC - [### The acetylene molecule contains: _____ ?](https://test-prep.blog/mcq/the-acetylene-molecule-contains-1c14ba69-0908-4f5c-a8ee-52d90359cc64) A. 5 sigma bonds B. 4 sigma and 1 pi bonds C. 3 sigma and 2 pi bonds D. 2 sigma and 3 pi bonds Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/the-acetylene-molecule-contains-1c14ba69-0908-4f5c-a8ee-52d90359cc64) Q12 NTS / FPSC / PPSC - [### Identify the unsaturated compound that does not give red ppts when treated with _____ Ammonical cuprous chloride](https://test-prep.blog/mcq/identify-the-unsaturated-compound-that-does-not-give-red-ppts-when-treated-with--e6758b20-c244-4d2b-9822-cd08a5ffd136) A. CH B. CH C. CH D. CH Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/identify-the-unsaturated-compound-that-does-not-give-red-ppts-when-treated-with--e6758b20-c244-4d2b-9822-cd08a5ffd136) Q13 NTS / FPSC / PPSC - [### In the presence of Zn, Hydrolysis of ozonide of 1-butene gives: _____ ?](https://test-prep.blog/mcq/in-the-presence-of-zn-hydrolysis-of-ozonide-of-1-butene-gives-380e8558-1f1f-44c0-8477-0a50b030708a) A. Ethylene only B. Acetaldehyde and Formaldehyde C. Propionaldehyde and Formaldehyde D. Acetaldehyde only E. Acetaldehyde and Oxalic acid Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/in-the-presence-of-zn-hydrolysis-of-ozonide-of-1-butene-gives-380e8558-1f1f-44c0-8477-0a50b030708a) Q14 NTS / FPSC / PPSC - [### An organic compound has a triple bond and not double bond. It can be tested by _____ ?](https://test-prep.blog/mcq/an-organic-compound-has-a-triple-bond-and-not-double-bond-it-can-be-tested-by-3e9528fd-8d45-41b4-93bb-51659a194b38) A. Bromine water B. Bayer’s reagent C. Fehling solution D. Ammonical silver nitrate Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/an-organic-compound-has-a-triple-bond-and-not-double-bond-it-can-be-tested-by-3e9528fd-8d45-41b4-93bb-51659a194b38) Q15 NTS / FPSC / PPSC - [### Which of the following has acidic hydrogen?](https://test-prep.blog/mcq/which-of-the-following-has-acidic-hydrogen-da44861f-d61d-48c2-81e9-1a3d3c3d7f62) A. Ethyne B. Ethene C. Ethane D. Benzene Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/which-of-the-following-has-acidic-hydrogen-da44861f-d61d-48c2-81e9-1a3d3c3d7f62) Q16 NTS / FPSC / PPSC - [### Ozonolysis of acetylene gives:](https://test-prep.blog/mcq/ozonolysis-of-acetylene-gives-5e7d30bc-7772-4301-be33-26ef258e2174) A. Glycol B. Glyoxal then formic acid C. Formaldehyde D. None Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/ozonolysis-of-acetylene-gives-5e7d30bc-7772-4301-be33-26ef258e2174) Q17 NTS / FPSC / PPSC - [### Product formed when 2-pentyne reacts with ozone in the absence of Zinc is _____ ?](https://test-prep.blog/mcq/product-formed-when-2-pentyne-reacts-with-ozone-in-the-absence-of-zinc-is-660afecb-6efd-45a4-8d4d-a50e4a3a8668) A. CH B. CH C. CH D. CH Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/product-formed-when-2-pentyne-reacts-with-ozone-in-the-absence-of-zinc-is-660afecb-6efd-45a4-8d4d-a50e4a3a8668) Q18 NTS / FPSC / PPSC - [### O3 reacts with C2H4 to form ozonide, while on further hydrolysis it forms _____ ?](https://test-prep.blog/mcq/o3-reacts-with-c2h4-to-form-ozonide-while-on-further-hydrolysis-it-forms-6de1fc32-9a4a-4b36-bf68-738b1534b29d) A. Ethylene oxide B. HCHO C. Ethylene glycol D. Ethyl alcohol Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/o3-reacts-with-c2h4-to-form-ozonide-while-on-further-hydrolysis-it-forms-6de1fc32-9a4a-4b36-bf68-738b1534b29d) Q19 NTS / FPSC / PPSC - [### Position of double bond in an organic compound is determined by _____ ?](https://test-prep.blog/mcq/position-of-double-bond-in-an-organic-compound-is-determined-by-3115e64f-d40b-4218-8ffd-35e7a9ef9c13) A. Ozonolysis B. Oxidation C. Reduction D. Hydrogenation Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/position-of-double-bond-in-an-organic-compound-is-determined-by-3115e64f-d40b-4218-8ffd-35e7a9ef9c13) Q20 NTS / FPSC / PPSC - [### At higher temperature, Ethyne on reaction with water in the presence of HgSO4 and H2SO4 gives:](https://test-prep.blog/mcq/at-higher-temperature-ethyne-on-reaction-with-water-in-the-presence-of-hgso4-and-3a047736-5879-476f-9cf6-0adfdf9c029f) A. Acetone B. Acetaldehyde C. Acetic acid D. Ethyl alcohol Reveal Answer - [View Full Details & Discussion →](https://test-prep.blog/mcq/at-higher-temperature-ethyne-on-reaction-with-water-in-the-presence-of-hgso4-and-3a047736-5879-476f-9cf6-0adfdf9c029f) - [Previous Page](https://test-prep.blog/categories/chemistry-mcqs?page=0)Page 1 of 77 - [Next Page](https://test-prep.blog/categories/chemistry-mcqs?page=2) Editorial Analysis & Exam Strategy ## Chemistry Mcqs Preparation Guide for Competitive Exams The Chemistry Mcqs section constitutes one of the highest-weightage modules across major competitive recruiting tests conducted by FPSC, PPSC, SPSC, KPPSC, BPSC, NTS, and the CSS Screening (MPT). Candidates who systematically practice verified solved past questions attain a statistically verified 42% higher score on negative-marking objective papers. #### FPSC (Federal Public Service Commission) 20% - 50% of General Ability Paper Questions emphasize analytical depth, conceptual definitions, and contemporary developments. #### PPSC (Punjab Public Service Commission) 15% - 25% of 100-mark One-Paper MCQs Strong focus on direct factual accuracy, past paper repetitions, and textbook fundamentals. #### NTS (National Testing Service) 25% - 35% of GAT & NAT Tests Strict timing constraints (approx. 50 seconds per MCQ). Rapid recall is critical. #### CSS & PMS Compulsory 20 MCQs (20 Marks) in each Compulsory Subject Qualifying threshold determinant. Correct answers in objective sections secure merit ranking. ### Proven Study Methodology Topic-Wise Mastery: Begin by solving questions in batches of 20 with immediate answer verification. Negative Marking Shield: In competitive exams, guessing indiscriminately carries a 0.25 mark penalty. Practice identifying questions where you can eliminate 2 incorrect distractors before attempting. Smart Spaced Repetition: Use our Bookmark and Mistake Revision engines to re-test incorrectly answered questions within 48 hours to lock them into long-term memory. Timed Speed Runs: Attempt the Daily Study Challenge under timed conditions to build test-day cognitive endurance. ### Frequently Asked Questions about Chemistry Mcqs #### How many questions are included in the Chemistry Mcqs repository? Our repository contains verified multiple choice questions for Chemistry Mcqs, regularly curated and cross-referenced with official past papers from 2018 to 2026. #### Are these Chemistry Mcqs MCQs relevant for 2026 exams? Yes, all questions have been reviewed and updated to conform to the latest 2026 syllabus announcements issued by FPSC, PPSC, NTS, and provincial testing boards. #### Does Chemistry Mcqs practice include answer explanations? Yes, each question features verified correct answers with explanatory context, historical references, and verified citations. #### Can I practice Chemistry Mcqs questions in interactive quiz mode? Yes, click 'Take Chemistry Mcqs Quiz' to launch our Smart Adaptive practice engine, customize question counts, and track your accuracy score in real-time. --- *Source: https://test-prep.blog/categories/chemistry-mcqs?page=1* *Format: Markdown for Agents (Content Negotiation: text/markdown)*