List of practice Questions

Veda, which describe the tradition of sacrifices:
Al-Biruni’s creation is:
Write any two features of MohenJodaro.
What materials did use to make beads in the Indus Valley Civilization?
Which languages did Al-Biruni know?
Indus civilization seals were made of:
Define food safety and mention two ways by which FSSAI ensures safety of food.
Contrast DNA and RNA or Globular and Fibrous Proteins.
Show how to convert substances like Benzene to Aniline or Phthalimide to N-alkyl phthalimide.
Provide chemical equations for reactions such as Aldol Condensation, Cross Aldol Condensation, Wurtz Reaction, Fittig Reaction, and Hoffmann Bromamide Reaction.
Explain why Scandium (Z=21) is a transition element while Zinc (Z=30) is not.
Why do transition elements (d-block) show variable oxidation states and magnetic properties?
Define Specific Conductivity and Cell Constant, including their units.
Differentiate between the Order of Reaction and Molecularity.
Describe the Standard Hydrogen Electrode (SHE) with a labeled diagram and its cell reaction.
State Henry’s Law regarding the solubility of gases in liquids and mention two daily-life applications.
Calculate the mass percentage of benzene if 22 g of benzene is dissolved in 122 g of carbon tetrachloride.
Acetylation of salicylic acid produces:
Total number of elements are in d-block is __________.
For a chemical reaction with rise in temperature by \(10^\circ C\) the rate constant is nearly:
How much charge is required for the 1 mol \( \mathrm{Al^{3+}} \) to Al?
The pressure of solution that just prevents the flow of solvent is called:
Solve for \( x \): \( \log(x) + \log(5) = \log(20) \).
Write the formula for the Volume of a Cube and the area of a Triangle.
Calculate the Arithmetic Mean for the following data set: Class Interval: 0–10, 10–20, 20–30, 30–40, 40–50 Frequency: 5, 8, 15, 10, 2