Chemistry Genius Quiz

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1. Elements are arranged in increasing order of atomic mass in the Periodic Table. - Which of the following scientists made the above statement?

  • Newlands
  • Meyer
  • Mendeleev
  • Dobereiner
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Other questions in this quiz

2. Which of the following is true regarding the reaction of adding chlorine water into lron(II) sulphate solution?

  • Chlorine water is oxidised.
  • Iron(II) ions are reduced.
  • Green solution turns brown.
  • Iron(II) ions gain electrons.

3. Solution & pH value - P-1.0 Q-3.0 R-5.0 S-6.0 : Which of the solution has the highest degree of dissociation?

  • P
  • Q
  • R
  • S

4. The following statements are true about exothermic reactions except

  • the energy content of the products is lower than that of the reactants.
  • the formation of bond releases more energy than is required in the bond breaking
  • the formation of bond releases less energy than is required in the bond breaking
  • the reaction release heat to the surrounding

5. Which of the following substances are the most suitable for the preparation of lead(II) sulphate salt?

  • Lead(II) nitrate solution and potassium sulphate solution
  • Solid lead(II) oxide and sodium sulphate
  • Solid lead(II) carbonate and potassium sulphate
  • Solid lead(II) nitrate and calcium sulphate

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