What is the quantitative study of products made in the required reactions or chemical reactions?

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RPF SI (2018) Official Paper (Held On : 12 Jan 2019 Shift 3)
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  1. Optometry
  2. Monomaterial
  3. Stoichiometry
  4. Photometry

Answer (Detailed Solution Below)

Option 3 : Stoichiometry
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The correct answer is Stoichiometry.

Key Points

  • Stoichiometry is the branch of chemistry that deals with the quantitative relationships between the amounts of reactants and products in a chemical reaction.
  • It is based on the conservation of mass and the concept of the mole.
  • Stoichiometry involves calculations that allow chemists to predict the amount of products that will form in a chemical reaction based on the amount of reactants used.
  • It is essential for determining the proportions of elements in compounds and the yields of reactions.
  • Stoichiometry is widely used in chemical engineering, pharmaceuticals, environmental science, and many other fields.

Additional Information

  • Optometry
    • Optometry is the practice or profession of examining the eyes for visual defects and prescribing corrective lenses.
    • It is not related to chemical reactions or the study of reactants and products.
  • Monomaterial
    • Monomaterial refers to products that are made from a single type of material.
    • This term is commonly used in manufacturing and recycling to describe products that are easier to recycle because they are made from only one material.
    • It does not pertain to the quantitative study of chemical reactions.
  • Photometry
    • Photometry is the science of measuring visible light in terms of its perceived brightness to the human eye.
    • It involves the measurement of light intensity and is used in fields such as astronomy, photography, and vision science.
    • Photometry is not related to the quantitative study of chemical reactions.
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