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Write the word and chemical equations for the reactions shown in the models.
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Step-by-step solution
3 stepsHere are the equations deciphered from the models:
Part a· 1 step
Identify reactants and products from the model using the key.
Reactants: One black circle (Carbon, C) and one molecule of two white circles (Hydrogen, H₂).
Products: One molecule of one black circle bonded to two white circles (Methylene, CH₂).
Part a(i)
Word equation
Carbon + Hydrogen → Methylene
Part a(ii)
Chemical equation
Part b· 1 step
Identify reactants and products from the model using the key.
Reactants: One molecule of one purple circle bonded to four white circles (Potassium tetrahydride, KH₄) and one molecule of one green circle bonded to two white circles (Dihydrogen chloride, ClH₂).
Products: One molecule of one purple circle bonded to two white circles (Potassium dihydride, KH₂), one molecule of one green circle bonded to two white circles (Dihydrogen chloride, ClH₂), and two separate white circles (Hydrogen atoms, 2H).
Part b(i)
Word equation
Potassium tetrahydride + Dihydrogen chloride → Potassium dihydride + Dihydrogen chloride + Hydrogen atoms
Part b(ii)
Chemical equation
Part c· 1 step
Identify reactants and products from the model using the key.
Reactants: One molecule of one black circle bonded to four white circles (Methane, CH₄) and two molecules of two red circles bonded together (Oxygen, 2O₂).
Products: One molecule of one black circle bonded to two red circles (Carbon dioxide, CO₂) and two molecules of one red circle
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