Chemistry Aptitude Test MCQs
Chemistry Aptitude Test MCQs
Welcome to MCQss.com, your ultimate resource for Chemistry Aptitude Test MCQs. This page presents a comprehensive collection of multiple-choice questions to assess your aptitude in the field of chemistry.
Chemistry is a fascinating subject that explores the properties, composition, and behavior of matter. It encompasses various topics, including chemical reactions, atomic structure, periodic table, organic chemistry, and more. A strong aptitude in chemistry is essential for students pursuing careers in fields such as pharmaceuticals, chemical engineering, biochemistry, and environmental science.
Our Chemistry Aptitude Test MCQs cover a wide range of topics and subtopics within the field of chemistry. By attempting these MCQs, you can test your understanding of key concepts, improve your problem-solving skills, and enhance your overall aptitude in chemistry.
The test includes questions on important theories, principles, formulas, and applications of chemistry. You will encounter questions related to chemical equations, balancing reactions, nomenclature, stoichiometry, organic functional groups, chemical bonding, and more. Each question is designed to challenge your knowledge and analytical thinking.
By practicing with our Chemistry Aptitude Test MCQs, you can identify your strengths and weaknesses in various chemistry topics. You will gain confidence in solving complex problems, interpreting data, and applying chemical principles to real-world scenarios. Whether you are a student preparing for chemistry exams or an individual seeking to expand your chemistry knowledge, our MCQs provide a valuable learning and assessment resource.
Join us on MCQss.com and put your chemistry aptitude to the test. Explore the fascinating world of chemistry, deepen your understanding of key concepts, and improve your problem-solving skills with our comprehensive Chemistry Aptitude Test MCQs.
1: A simple formula of a compound contains 8 1.8% carbon and 18.2% hydrogen is?
A. C2H6
B. CH4
C. CH3
D. CH
2: The mass of 22.4 dm3 of N2 is?
A. 44 gm
B. 2 gm
C. 32 gm
D. 28 gm
3: One mole of cl ions contains?
A. 6.02 x 1023 atoms
B. 6.02 x 1023 molecules
C. 1.20 x 1024 ions
D. 6.02 x 1023 ions
4: At constant temperature if the pressure is reduced to half, the volume of a gas will be?
A. Decreased four time
B. Reduced to half
C. Increased four times
D. Doubled
5: The gas law giving relationship between volume and pressure of gas?
A. Boyle’s Law
B. Graham’s law
C. Charle’s Law
D. Dalton’s Law
6: S.T.P correspond to?
A. 760 Tort and 273°C
B. 760 tort and 273K
C. 1 atm and 273°C
D. 760 tort and -273°C
7: The ideal gas constant R, when expressed in dm3 — atm unit, be a value of?
A. 0.0821
B. 82.1
C. 82.21
D. 1.0821
8: Compounds having some molecular and Empirical formulas?
A. Covalent compounds
B. Ionic compounds
C. None of these
D. Co-ordinate covalent compounds
9: Isotopes are sister atoms of same elements with similar chemical properties but different?
A. Atomic structure
B. Atomic volume
C. Atomic number
D. Atomic mass
10: Volume occupied by one mole of a gas at S.T.P is called?
A. Decimolar Volume
B. Molar volume
C. Normal Volume
D. Standard Volume
11: Nitrogen and Ethene (C2H4) have the same rates of diffusion at a fixed temperature because?
A. Both have multiple bonds in them
B. Their molecular masses are same
C. Both are electrically neutral molecules
D. Both are covalent compounds
12: The ratio of hydrogen and Oxygen in water by mass is?
A. 1:8
B. 2:1
C. 1:2
D. 1:9
13: Gas equation is the combination of?
A. Charle’s Law and Boyle’s Law
B. Avogadro’s Law, Charle’s Law & Boyle's law.
C. Avogadro’s Law and Charle’s Law
D. Boyle’s Law and Avogadro’s Law
14: 1 dm3 of 02 is equal to?
A. 3.2gm
B. 1.43gm
C. L6gm
D. 32gm
15: A graph between pressure and inverse of volume and constant temperature and number of moles?
A. Straight line parallel to v-axis
B. Straight line passing through the origin
C. The curve showing the maximum.
D. Straight line parallel to x-axis
16: The % of nitrogen in NH3 is?
A. 14/34 x 100
B. 3/17 x 100
C. 14 /17 x 100
D. 3 /34 x 100
17: Relationship studied in stoichiometric calculations are?
A. All of these
B. Mass-volume
C. Mass-mass
D. Volume — volume
18: 58.5 is ____ of NaCL.
A. Atomic weight
B. Formula weight
C. None
D. Molecular weight
19: 700 tort is equal to?
A. 700 atm
B. 1 atm
C. 760 atm
D. 0.92 atm
20: In 506.40, ____ significant figures are there.
A. Four
B. Three
C. Two
D. Five
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Chemistry Aptitude Test MCQs
