Word/symbol equations Flashcards
Word and symbol equation for photosynthesis?
carbon dioxide + water → glucose + oxygen
CO2 + H2O → C6H12O6 + 6O2
Note: arrow = light
Word and symbol equation for aerobic respiration?
glucose + oxygen → carbon dioxide + water
C6H12O6 + 6O2 → CO2 + H2O
Word equation for anaerobic respiration in animals?
glucose → lactic acid
Word equation for anaerobic respiration in plants/yeast?
glucose → ethanol + carbon dioxide
Word and symbol equation for group 1 metals reacting with water?
Include state symbols
M = group 1 metal
metal + water → metal hydroxide + hydrogen
2M(s) + 2H2O(l) → 2MOH(aq) +H2(g)
Word and symbol equation for group 1 metals reacting with chlorine?
Include state symbols
M = group 1 metal
metal + chlorine → metal chloride
2M(s) + Cl2(g) → 2MCl(s)
Note: the metal chloride is known as a salt
Word equation for metals reacting with oxygen?
Include state symbols
metal(s) + oxygen(g) → metal oxide(s)
State the word and symbol products when the following separately react with oxygen:
- Li
- Na
- K
Lithium oxide (Li2O)
Mixture of sodium oxide (Na2O) and sodium peroxide (Na2O2)
Mixture of potassium peroxide (K2O2) and potassium superoxide (KO2)
Word equation for the decomposition of metal carbonates?
Include state symbols
metal carbonate(s) → metal oxide(s) + carbon dioxide(g)
Word and symbol equations for neutralisation?
Include state symbols
acid + base → salt + water
H+(aq) + OH-(aq) → H2O(l)
Word equation for the reaction of acids and metal oxides?
acid + metal oxide → salt + water
Word equation for the reaction of acids and metal hydroxides?
acid + metal hydroxide → salt + water
Word equation for the reaction of acids and metal carbonates?
acid + metal carbonate → salt + water + carbon dioxide
Word equation for the reaction of acids and metals?
acid + metal → salt + hydrogen
Word and symbol equation for the reaction of metals and water?
Include state symbols
M = group 1 metal
metal + water → metal hydroxide + hydrogen
M(s) + 2H2O(l) → M(OH)2(aq) + H2(g)
