Study

1st Six Weeks 2024-2025

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  • Physical or Chemical: breaking glass
    Physical
  • How many elements are in O2?
    1
  • TRUE OR FALSE: tea is an aqueous solution
    TRUE
  • What is produced with fireworks?
    Sound and light
  • Physical or Chemical: Ripping paper
    Physical
  • How many atoms of Oxygen are in 2NO2
    4
  • TRUE OR FALSE: Luster is a physical property
    True
  • Physical or Chemical: rusting
    Chemical
  • Physical or Chemical: Baking cookies
    Chemical
  • Element or Compound: O2
    Element
  • Physical or Chemical: water freezing
    Physical
  • How many elements are in HCl?
    2
  • TRUE OR FALSE: Flammability is a chemical property
    True
  • How many elements are in HCN?
    3
  • Element or Compound: Au
    Element
  • What is the universal solvent?
    Water
  • What elements are in Fe2O3?
    Iron and Oxygen
  • What is produced when milk spoils?
    Odor and gas
  • Element or Compound: Carbon atom
    Element
  • Physical or Chemical: dissolving kool aid in water
    Physical
  • How many elements are in C6H12O6?
    3
  • How many total atoms are there in C2H6?
    8
  • How many atoms of magnesium are in 2MgOH?
    2
  • Physical or Chemical: formation of bubbles and heat
    Chemical
  • Element or Compound: H2O
    Compound
  • What elements are in NaCl?
    Sodium and Chlorine
  • How many total atoms are there in CO2?
    3
  • How many atoms of carbon are in 2HeCH?
    2
  • What elements are in CO2?
    Carbon and Oxygen
  • Physical or Chemical: photosynthesis
    Chemical
  • How many total atoms are in 2 CaSiO3?
    10
  • Element or Compound: NaCl
    Compound
  • Salt is dissolved in water. Which is the solute?
    Salt
  • How many atoms of bromine are in LiBr4?
    4
  • TRUE OR FALSE: Ductility and mailability are chemical properties
    False
  • What elements are in CH4?
    Carbon and Hydrogen
  • Salt is dissolved in water. Which is the solvent?
    Water
  • What elements are in KBr?
    Potassium and Bromine
  • Physical or Chemical: digestion
    Chemical
  • What is the ratio of Hydrogen to Oxygen in H2O?
    2 to 1
  • Physical or Chemical: melting ice cream
    Physical
  • Element or Compound: Glucose molecule
    Compound
  • TRUE OR FALSE: oil is an aqueous solution
    FALSE
  • How many total atoms are in 3 NaCl?
    6
  • What is the ratio of Carbon to Oxygen in CO2?
    1 to 2
  • What elements are in H2O?
    Oxygen and Hydrogen