CHEMISTRY MCQS 05

Chemistry MCQs are a key component of every scientific and competitive exam. This subject bridges theory with real-world applications—helping students understand the behavior of matter, energy transformations, reactions, and compounds. Whether you’re revising for an entry test or brushing up on general science, these multiple-choice questions provide structured, concept-based practice.

Our carefully crafted set includes questions from general, physical, organic, and inorganic chemistry. Each MCQ is designed to reinforce conceptual clarity, test analytical thinking, and improve problem-solving speed. By practicing regularly, you not only memorize formulas but also learn to apply chemical logic — a crucial skill in competitive exams and research-based learning.

Why Choose Us

Exam-Oriented Coverage: Includes frequently asked questions from PPSC, FPSC, and NTS.
Balanced Difficulty: From fundamental definitions to complex reaction mechanisms.
Updated Content: Based on the latest syllabi and scientific advancements.
Smart Revision Format: MCQs organized topic-wise for efficient learning.
Reliable Source: Prepared by subject experts for accuracy and exam relevance.

FAQs

Q1. What topics are included in Chemistry MCQs?
Atomic structure, bonding, acids and bases, periodic trends, organic chemistry, and thermodynamics.

Q2. Are these MCQs suitable for MDCAT or ECAT?
Yes, the questions are aligned with entry and competitive test standards.

Q3. Do the MCQs include answers?
Yes, each question includes an accurate answer for self-assessment.

Conclusion

Mastering Chemistry requires consistent practice and conceptual understanding. These MCQs make revision engaging and effective — ensuring students grasp theoretical principles and their practical implications. With this comprehensive set, you’ll be ready for any chemistry-related exam, quiz, or interview with confidence.

Chemical formula of limestone is:CaCO3CaSO4 CaO Ca(OH)2 A) CaCO3Limestone is calcium carbonate.

Which gas is used in soft drinks?OxygenNitrogenCarbon dioxide Hydrogen C) Carbon dioxide CO2 makes drinks fizzy.

Which non-metal conducts electricity? SulphurIodine PhosphorusGraphiteD) Graphite Graphite conducts electricity.

The symbol for silver is:Si S AgAu C) AgAg comes from Latin 'Argentum'.

Which gas is known as marsh gas?EthaneMethane Propane ButaneB) Methane Methane is called marsh gas.

The study of carbon compounds is called: Inorganic chemistry Physical chemistry Organic chemistry Analytical chemistry C) Organic chemistryOrganic chemistry deals with carbon compounds.

The formula of nitric acid is:H2SO4 HCl HNO3 H3PO4C) HNO3Nitric acid = HNO3.

Which of the following is a metal?Bromine) Chlorine Iodine CalciumD) Calcium Calcium is a metal.

Which element has the highest atomic number? Uranium Plutonium Oganesson GoldC) Oganesson Oganesson has atomic number 118.

70. Which of these is an inert gas?ChlorineHeliumOxygenHydrogen B) HeliumHelium is inert (Group 18).

Which acid is used in the manufacture of fertilizers? Acetic acidHydrochloric acid) Nitric acidCarbonic acid C) Nitric acidNitric acid is key for making fertilizers.

The molecular formula of glucose is:C6H12O6C12H22O11C2H5OH CH3COOHA) C6H12O6Glucose is C6H12O6.

Which element is used in X-ray films? Silver ZincCopper Lead A) Silver Silver halides are used in films.

The main constituent of biogas is: Ethane) Propane Methane Butane C) Methane Biogas is mostly methane.

Which acid is found in lemon? Hydrochloric acid Sulphuric acid Nitric acid Citric acid D) Citric acid: Lemon juice contains citric acid.

My MCQ's

My MCQ's