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Chemistry (Periodic Table & Reactions)

Periodic table trends, chemical bonding, acids-bases-salts, and types of chemical reactions

Sample Practice Questions

  1. What is the chemical name of bleaching powder?

    • Calcium chloride
    • Calcium hydroxide
    • Calcium hypochlorite
    • Calcium carbonate
    Show answer

    Answer: Calcium hypochlorite

  2. What is the valency of oxygen?

    • 1
    • 2
    • 3
    • 4
    Show answer

    Answer: 2

  3. What is the formula for baking soda?

    • Na₂CO₃
    • NaHCO₃
    • NaOH
    • Na₂SO₄
    Show answer

    Answer: NaHCO₃

  4. What is the chemical formula of glucose?

    • C₅H₁₀O₅
    • C₆H₁₂O₆
    • C₆H₁₀O₅
    • C₁₂H₂₂O₁₁
    Show answer

    Answer: C₆H₁₂O₆

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Practice Questions

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Frequently Asked Questions

What does Chemistry (Periodic Table & Reactions) cover in the NSTSE exam?

Periodic table trends, chemical bonding, acids-bases-salts, and types of chemical reactions.

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