RPSC RAS · Science, Technology and Environment
Matter, periodic table, acids/bases, polymers, drugs, fuels.
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Q1 · Chemistry basics · EASY
Which of the following statements about acids and bases is correct?
Q2 · Chemistry basics · EASY
In the modern periodic table, elements are arranged in order of increasing:
Q3 · Chemistry basics · MEDIUM
Polymers are large molecules formed by the combination of many small repeating units. Which of the following is a natural polymer?
Q4 · Chemistry basics · MEDIUM
Consider the following pairs of fuels and their primary constituent: 1. CNG (Compressed Natural Gas) - Methane 2. LPG (Liquefied Petroleum Gas) - Butane and Propane 3. Biogas - Carbon dioxide only Which of the above pairs is/are correctly matched?
Q5 · Chemistry basics · HARD
Aspirin (acetylsalicylic acid) is a commonly used drug. It works primarily as: