Word and symbol equations for photosynthesis

• What are the main components of the photosynthesis process?

  • Reactants: Carbon dioxide and Water
  • Reaction: Photosynthesis
  • Products: Glucose and Oxygen
• What do symbol equations use to represent chemical reactions?

  Chemical symbols and formulas
• What are the two main stages of the photosynthesis process?

  1. Light-dependent reactions
  2. Calvin cycle (light-independent reactions)
• What do the reactants in the photosynthesis equation produce?

  Glucose and Oxygen
• What is the word equation for photosynthesis?

  Carbon dioxide + Water → Glucose + Oxygen
• What gas is taken in by plants during photosynthesis?

  Carbon dioxide (CO₂)
• How do carbon dioxide and water relate in the photosynthesis process?

  They react to produce glucose and oxygen
• What is a symbol equation?

  A representation of a chemical reaction
• What are the products of photosynthesis?

  Glucose and oxygen
• What is the name of the gas that is produced as a byproduct of photosynthesis?

  Oxygen
• How does the photosynthesis process relate to the carbon cycle in the environment?

  Photosynthesis removes carbon dioxide from the atmosphere and produces oxygen, while respiration and decomposition release carbon dioxide back into the atmosphere
• What is the role of carbon dioxide in the photosynthesis process?

  Carbon dioxide is used as a reactant to produce carbohydrates
• How do symbol equations help in understanding chemical reactions?

  They show the exact chemical makeup of substances
• What does the number 6 in the symbol equation indicate for carbon dioxide?

  The number of molecules needed for the reaction
• What is the photosynthesis equation in word and symbol form?

  • Word equation: Carbon dioxide + Water → Glucose + Oxygen
  • Symbol equation: $6CO₂ +$$6H₂O → C₆H₁₂O₆ +$$6O₂$
• In the photosynthesis equation, how many carbon atoms are in the reactants?

  6
• What are the main inputs and outputs of the photosynthesis process?

  Inputs:

  • Carbon dioxide
  • Water
  • Light energy

  
  

  Outputs:

  • Carbohydrates (glucose)
  • Oxygen
• Where does water come from in photosynthesis?

  From soil through roots
• How do symbol equations differ from word equations?

  Symbol equations are more detailed than word equations
• Why is it important to memorize the equations for photosynthesis?

  To understand the process and key substances involved
• What is the overall transformation in photosynthesis?

  • Simple molecules are transformed
  • Into complex carbohydrates
  • Essential for plant growth and survival
• What elements are balanced in the photosynthesis equation?

  • Carbon (C): 6 on both sides
  • Hydrogen (H): 12 on both sides
  • Oxygen (O): 18 on both sides
• How is oxygen released during photosynthesis?

  Through leaves
• What is the role of light in the photosynthesis process?

  Light is absorbed by chlorophyll to power the light-dependent reactions
• What are the reactants in the symbol equation for photosynthesis?

  6CO₂ and 6H₂O
• Why is a symbol equation considered more accurate than a word equation?

  It provides a comprehensive view of the reaction
• What is the name of the process shown in the image?

  Photosynthesis
• What do the reactants in the photosynthesis equation represent?

  Carbon dioxide and water
• What is glucose used for in plants?

  As food for plant growth
• What is the symbol equation for photosynthesis?

  6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂
• Why is the photosynthesis equation balanced?

  To show equal number of atoms on both sides
• What is the purpose of balancing atoms in a symbol equation?

  To ensure equal number of atoms on both sides
• In the photosynthesis equation, how many hydrogen atoms are in the products?

  12
• What is the source of light energy in photosynthesis?

  From the sun
• How does the complexity of the symbol equation for photosynthesis compare to the word equation?

  The symbol equation is more detailed
• What are the steps to balance atoms in a symbol equation?

  1. Count the atoms of each element on both sides.
  2. Adjust the coefficients in front of the chemical formulas.
  3. Check again to confirm the balance.
• What are the products in the symbol equation for photosynthesis?

  C₆H₁₂O₆ and 6O₂
• What does the equation $6CO_{2} +$$6H_{2}O \rightarrow C_{6}H_{12}O_{6} +$$6O_{2}$ represent?


  The process of photosynthesis
• What is the symbol equation for photosynthesis?

  $6CO_{2} +$$6H_{2}O → C_{6}H_{12}O_{6} +$$6O_{2}$
• What are the differences between the word equation and the symbol equation for photosynthesis?

  • Word Equation:
  • Uses chemical names
  • Simpler representation
  • Symbol Equation:
  • Uses chemical symbols
  • More detailed representation