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SSCO - Shine Senior Chemistry Olympiad Exam - 2024-2025

SSCO - Shine Senior Chemistry Olympiad

Chemistry is a discipline of science, concerned with the study of matter,including its structure,composition and changes that occur when it is exposed to various situations. It is also referred to as the "Core Science",since it provides a fundamental framework for understanding both basic and applied scientific principles

Shine Senior Chemistry Olympiad is designed by Graposs Connect for Shine Olympiad to promote scientific awareness and temperament among students and encourage them to embrace the scientific way of life.

Shine Senior Chemistry Olympiad are focused on preparing senior students for a career in scientific fields while strengthening foundational understanding.

Available for classes 11th and 12th.
Available in Indian Languages: Click Here
SYLLABUS AND OTHER DETAILS WATCH VIDEOS

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Syllabus & Marking scheme

Chemistry

Syllabus

Some Basic Concepts of Chemistry; Structure of Atom; Classification of Elements and Periodicity in Properties; Chemical Bonding and Molecular Structure; States of Matter; Thermodynamics; Equilibrium; Redox Reactions; Hydrogen; The s-Block Elements; The p-Block Elements; Organic Chemistry; Hydrocarbons; Environmental Chemistry;

Marking scheme
Section Number of Questions
Chemistry 50
  • The Olympiad exam will have a total of 50 questions as per the table above.
  • 1 Mark shall be given for every correct answer.
  • There shall be no Negative marking.
  • Students shall be given 60 minutes to complete the test.
  • Percentile Ranks shall be given to all students.
  • Toppers shall be decided from the top percentile ranks on the basis of raw scores and time taken by the student to complete the exam.

Sample Questions

Q.1- A measured temperature on Fahrenheit scale is 200 °F. What will this reading be on Celsius scale?
  • a. 40°C
  • b. 94°C
  • c. 93.3°C
  • d. 30°C
Q.2- If 500 mL of a 5M solution is diluted to 1500 mL, what will be the molarity of the solution obtained?
  • a. 1.5 M
  • b. 1.66 M
  • c. 0.017 M
  • d. 1.59 M
Q.3- Two atoms are said to be isobars if.
  • a. they have same atomic number but different mass number.
  • b. they have same number of electrons but different number of neutrons.
  • c. they have same number of neutrons but different number of electrons.
  • d. sum of the number of protons and neutrons is same but the number of protons is different.
Q.4- Which of the following statements is not true about classical smog?
  • a. Its main components are produced by the action of sunlight on emissions of automobiles and factories.
  • b. Produced in cold and humid climate.
  • c. It contains compounds of reducing nature.
  • d. It contains smoke, fog and sulphur dioxide.
Q.5- The density of dots in a region represents the probability density of finding electrons in the region. On the basis of above diagram which of the following statements is incorrect?
  • a. 1 1s and 2s orbitals are spherical in shape.
  • b. The probability of finding the electron is maximum near the nucleus.
  • c. The probability of finding the electron at a given distance is equal in all directions.
  • d. The probability density of electrons for 2s orbital decreases uniformly as distance from the nucleus increases.
Q.6- The number of atoms present in one mole of an element is equal to Avogadro number. Which of the following element contains the greatest number of atoms?
  • a. 4g He
  • b. 46g Na
  • c. 0.40g Ca
  • d. 12g He

Chemistry

Syllabus

Solid State; Solutions; Electrochemistry; Chemical Kinetics; Surface Chemistry;General Processes of Isolation of Elements; The p-Block Elements; The d- and f-Block Elements; Coordination Compounds; Haloalkanes and Haloarenes; Alcohols, Phenols and Ethers Aldehydes, Ketones, and Carboxylic Acids; Amines; Biomolecules; Polymers; Chemistry in Everyday Life;

Marking scheme
Section Number of Questions
Chemistry 50
  • The Olympiad exam will have a total of 50 questions as per the table above.
  • 1 Mark shall be given for every correct answer.
  • There shall be no Negative marking.
  • Students shall be given 60 minutes to complete the test.
  • Percentile Ranks shall be given to all students.
  • Toppers shall be decided from the top percentile ranks on the basis of raw scores and time taken by the student to complete the exam.

Sample Questions

Q.1- Which of the following conditions favours the existence of a substance in the solid state?
  • a. High temperature
  • b. Low temperature
  • c. High thermal energy
  • d. Weak cohesive forces
Q.3- Which of the following units is useful in relating concentration of solution with its vapour pressure?
  • a. mole fraction
  • b. parts per million
  • c. mass percentage
  • d. molality
Q.4- On dissolving sugar in water at room temperature solution feels cool to touch. Under which of the following cases dissolution of sugar will be most rapid?
  • a. Sugar crystals in cold water.
  • b. Sugar crystals in hot water.
  • c. Powdered sugar in cold water.
  • d. Powdered sugar in hot water.
Q.5- Considering the formation, breaking and strength of hydrogen bond, predict which of the following mixtures will show a positive deviation from Raoult’s law?
  • a. Methanol and acetone.
  • b. Chloroform and acetone.
  • c. Nitric acid and water.
  • d. Phenol and aniline.
Q.6 Which of the following process does not occur at the interface of phases?
  • a. crystallization
  • b. heterogenous catalysis
  • c. homogeneous catalysis
  • d. corrosion
Q.2- Which of the following is not a characteristic of a crystalline solid?
  • a. Definite and characteristic heat of fusion.
  • b. Isotropic nature.
  • c. A regular periodically repeated pattern of arrangement of constituent particles in the entire crystal.
  • d. A true solid

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Frequently Asked Questions (FAQ's)

To participate in the Shine Senior Chemistry Olympiad, students of class 11th and 12th can register with their school on the official website of Shine Olympiads, i.e, shineolympiad.com.

The Shine Senior Chemistry Olympiad is of higher level, designed to prepare students of grade 11th and 12th in all kinds of Chemistry, be it Physical, Organic or Inorganic Chemistry and make them confident enough to take on important competitive exams in the future such as JEE and NEET.

To prepare for the chemistry Olympiad, students can refer to study material provided online as well as go through important textbooks and plan out their study timetable. It is also beneficial for Olympiad aspirants to solve previous year papers and attempt as many practice mock tests as possible, to get fully acquainted with the syllabus and pattern of the Chemistry Olympiad exam.