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Questions and Answers
Which subatomic particle did Rutherford discover as a result of firing charged particles at gold foil?
Which subatomic particle did Rutherford discover as a result of firing charged particles at gold foil?
- Neutron
- Proton
- Nucleus (correct)
- Electron
How does the Bohr model differ from Rutherford's model of the atom?
How does the Bohr model differ from Rutherford's model of the atom?
- Electron clouds
- Electron orbits (correct)
- Number of protons
- Charged nucleus
What characteristic of elements is used for organizing the modern periodic table?
What characteristic of elements is used for organizing the modern periodic table?
- Atomic number (correct)
- Isotopes
- Atomic electron clouds
- Isotope masses
Across a period of the periodic table, which factor increases?
Across a period of the periodic table, which factor increases?
Which element, commonly found in the human body, is an alkaline earth metal?
Which element, commonly found in the human body, is an alkaline earth metal?
What subatomic particle has a mass number and no electric charge?
What subatomic particle has a mass number and no electric charge?
In terms of atomic structure, which subatomic particle is present in the helium nucleus?
In terms of atomic structure, which subatomic particle is present in the helium nucleus?
Why were the noble gases not known at the time Mendeleev proposed the periodic table?
Why were the noble gases not known at the time Mendeleev proposed the periodic table?
What is one way the current atomic model differs from the Bohr model?
What is one way the current atomic model differs from the Bohr model?
What properties of metals make them a good choice for electrical wiring?
What properties of metals make them a good choice for electrical wiring?
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