A) Biochemistry B) Organic chemistry C) Inorganic chemistry D) Physical chemistry
A) Nucleus B) Neutron C) Electron D) Proton
A) False B) True
A) CO2 B) CH4 C) NaCl D) H2O
A) Cell B) Molecule C) Particle D) Atom
A) No B) Yes
A) Chemistry B) Physics C) Geology D) Biology
A) Physical chemistry B) Inorganic chemistry C) Organic chemistry D) Biochemistry
A) Matter B) Atom C) Molecule
A) Before Bedtime B) Before Lunch C) Before Breakfast
A) Inorganic chemistry B) Analytical chemistry C) Organic chemistry D) Physical chemistry
A) The study of celestial bodies B) The study of living organisms C) The study of matter and its properties D) The study of weather patterns
A) Yes B) No
A) Biochemistry B) Physical chemistry C) Organic chemistry D) Inorganic chemistry
A) None of these B) Biology C) Chemistry D) Physics E) Geology
A) Neis Bohr B) Albert Einstein C) J.J. Thomson D) None of these E) Marie Curie
A) To find the cure for common cold B) To invent the steam engine C) To transmute base metais into noble metals D) To create synthetic polymers E) None of these
A) James Chadwick B) J.J. Thomson C) Dalton D) Emest Rutherford E) None of these
A) None of these B) Mass C) Emotion D) Color E) Volume
A) Freezing B) Condensation C) Sublimation D) None of these E) Deposition
A) None of these B) Atoms with the same number of protons but different numbers of electrons C) Atoms with the same number of protons but different numbers of neutrons D) Atoms of different elements with the same mass number E) Atoms with the same electronic configuration
A) None of these B) The Quantum Mechanical Model C) Dalton's Atomic Theory D) The Bohr Model E) The Plum Pudding Model
A) Democritus B) J.J. Thomson C) None of these D) John Dalton E) Ernest Rutherford
A) Reactants B) None of these C) Chemical D) Equation
A) Equation B) None of these C) Reactants D) Chemical
A) None of these B) Releases heat to the surroundings C) Only occurs at high temperatures D) Does not involve heat exchange E) Absorbs heat from the surroundings
A) Liquid B) None of these C) Plasma D) Solid E) Gas
A) A compound breaks down into simpler substances B) Two compounds exchange partners C) None of these D) An element replaces another in a compound E) Two or mare substances combine to form a new compound
A) An atom of a noble gas B) A group of atoms bonded together C) A single atom of an element D) None of these E) A type of ion
A) Vaporization B) Deposition C) Sublimation D) None of these E) Condensation
A) Atom B) None of these C) Molecule D) Compound E) lon
A) Atomic number B) Isotopes C) Atomic mass D) None of these
A) None of these B) It is created C) It is neither created nor destroyed D) It changes into energy E) It is destroyed
A) Neutrons and electrons B) Electrons and photons C) Protons and electrons D) Protons and neutrons E) None of these
A) A compound splits into two elements B) Two elements trade places C) Two compounds exchange ions D) None of these E) Two elements form a compound
A) Plasma B) Gas C) Solid D) None of these E) Liquid
A) Density B) Volume C) Mass D) None of these E) Weight
A) None of these B) Atomic number C) Atomic mass D) Isotopes
A) Thermodynamic B) Energetic C) None of these D) Exothermic E) Endothermic
A) Philosopher's stone B) Elixir of Life C) Ambrosia D) Manna E) None of these
A) Change in color B) None of these C) Change in shape D) Release or absorption of energy E) Production of gas
A) None of these B) Synthesis Reaction C) Redox Reaction D) Decomposition reaction
A) Bottom B) Top C) Right D) None of these E) Left
A) Jabir ibn hayyan B) Charles Babbage C) Albert Einstein D) None of these E) Roberto
A) Albert Einstein B) None of these C) Antoine Lavoisier D) Charles Babbage E) Jabir ibn hayyan
A) Atomic structure B) Isotopes C) Atomic mass D) Atomic number E) None of these
A) None of these B) Neutrons C) Nucleus D) Electrons E) Protons
A) None of these B) Protons C) Neutrons D) Electrons E) Nucleus
A) None of these B) Protons C) Electrons D) Nucleus E) Neutrons
A) None of these B) Protons C) Neutrons D) Electrons E) All of these
A) Neutrons B) None of these C) Nucleus D) Protons E) Electrons
A) None of these B) J.J. Thompson C) Ernest Rutherford D) James Chadwick E) Dalton
A) Mass B) Matter C) None of these D) Ion E) Atom
A) J.J Thompson B) Dalton C) James Chadwick D) None of these E) Ernest Rutherford
A) Mass B) Ion C) None of these D) Atom E) Molecule
A) Atom B) Nucleus C) None of these D) mass E) Electrons
A) Nuetron shell B) None of these C) Proton shell D) Nucleus shell E) Electron shell
A) Tritium B) None of these C) All of these D) Protium E) Deuterium
A) It can also be noted that this isotope of hydrogen is radioactive. B) contains 1 proton, 1 electron, and 2 neutrons. C) contains 1 proton, 1 electron, and no neutrons. D) contains 1 proton, 1 electron, and 1 neutron. E) None of these
A) contains 1 proton,1 electron, and 2 neutrons. B) contains 1 proton, 1 electron, and 1 neutron. C) None of these D) contains 1 proton, 1 electron, and no neutrons. E) It can also be noted that this isotope of hydrogen is radioactive.
A) contains 1 proton, 1 electron, and no neutrons. B) contains 1 proton, 1 electron, and 1 neutron. C) contains 1 proton, 1 electron, and 2 neutrons. D) None of these
A) None of these B) Cathode Ray Experiment C) plum pudding D) Cathode Tube
A) Atomic number B) Atomic mass C) None of these D) Atomic structure E) Atomic model
A) None of these B) Atomic structure C) Atomic model D) Atomic mass E) Atomic number
A) 1803 B) 1913 C) 1897 D) 1890 E) None of these
A) 1803 B) 1913 C) 1897 D) None of these E) 1890
A) None of these B) 1803 C) 1897 D) 1913 E) 1890
A) Energy Transitions B) Quantized Energy C) Fixed Orbits D) None of these E) Electron Energy Levels
A) Fixed Orbits B) Quantized Energy C) Electron Energy Levels D) Energy Transitions E) None of these
A) Electron Energy Levels B) None of these C) Fixed Orbits D) Quantized Energy E) Energy Transitions
A) None of these B) Quantized Energy C) Fixed Orbits D) Energy Transitions E) Electron Energy Levels
A) Fixed Orbits B) None of these C) Energy Transitions D) Quantized Energy E) Electron Energy Levels
A) Energy Transitions B) None of these C) Quantized Energy D) Fixed Orbits E) Electron Energy Levels
A) Fixed Orbits B) Energy Transitions C) Electron Energy Levels D) Quantized Energy E) None of these
A) None of these B) Quantized Energy C) Energy Transitions D) Fixed Orbits E) Electron Energy Levels
A) Energy Transitions B) Electron Energy Levels C) None of these D) Fixed Orbits E) Quantized Energy
A) Isotopes B) Reactants C) None of these D) Chemical reactions
A) None of these B) 5 C) 6 D) 7 E) 4
A) Displacement or Replacement Reaction B) None of these C) Decomposition Reaction D) Synthesis or Combination Reaction E) Double Displacement or Metathesis Reaction
A) Synthesis or Combination Reaction B) Displacement or Replacement Reaction C) Double Displacement or Metathesis Reaction D) Decomposition Reaction
A) Decomposition Reaction B) None of these C) Double Displacement or Metathesis Reaction D) Synthesis or Combination Reaction E) Displacement or Replacement Reaction |