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DSSSB TGT Chemical Reactions and Equations — practice questions — page 2

Explore 32 free Chemical Reactions and Equations questions in DSSSB TGT Science. Open each question or exercise to read its content, reference answers and available explanation.

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Chemical Reactions and Equations questions and exercises with answers

Showing questions 31–32 of 32.

Sort the reactionsRead the answer and worked solution →Exothermic or endothermicRead the answer and worked solution →

Worked practice questions

Sort the reactions

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Items
  1. Category
    Combination
    Item
    CaO + H2O
  2. Category
    Displacement
    Item
    Zn + CuSO4
  3. Category
    Decomposition
    Item
    CaCO3 heated
  4. Category
    Combination
    Item
    C + O2
  5. Category
    Decomposition
    Item
    FeSO4 heated
  6. Category
    Displacement
    Item
    Fe + CuSO4
  7. Category
    Combination
    Item
    H2 + Cl2
  8. Category
    Decomposition
    Item
    Water split
  9. Category
    Displacement
    Item
    Pb + CuCl2
Categories
  1. Combination
  2. Decomposition
  3. Displacement
Instructions
Tap the chute the ringed reaction belongs to, before it runs off the end.
_Source: syllabus Science, 'Chemical Reactions and Equations' (jesc101)_

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Exothermic or endothermic

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Categories
  1. Exothermic
  2. Endothermic
Questions
  1. Answer
    Exothermic
    Question
    Burning natural gas
  2. Answer
    Exothermic
    Question
    Respiration in our cells
  3. Answer
    Endothermic
    Question
    Heating calcium carbonate to break it down
  4. Answer
    Exothermic
    Question
    Quicklime reacting with water
  5. Answer
    Endothermic
    Question
    Electrolysis of water
  6. Answer
    Exothermic
    Question
    A reaction that warms the container
  7. Answer
    Endothermic
    Question
    A reaction that absorbs energy from around it
  8. Answer
    Endothermic
    Question
    Heating ferrous sulphate crystals
Instructions
Tap the side each one belongs to. The rope pulls against you while you think.
_Source: syllabus Science, 'Chemical Reactions and Equations' (jesc101)_

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