June 2002 Regents 1-10
Other Regents Exams
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|1 What is the electron
configuration of a sulfur atom in the ground state?
|4||Ground State configurations are listed on the Periodic Table for each element.|
|2 The modern model of the
atom shows that electrons are
|2||Electrons are found in orbitals outside the nucleus.
Protons and neutrons are located in the nnucleus.
|3 Which compound contains
|3||Ionic compounds can be easily identified because they are
on opposite ends of the periodic table. One metals and one nonmetal.
**Note Incorrect answers are all covalent (2 nonmetals)
|4 All the isotopes of a
given atom have
|5 What are two properties of
|1||Use Table S Pick a nonmetal (fluorine) and compare it to a Metal (sodium)|
| 6 Which element is
classified as a noble gas at STP?
|3||noble gas-Group 18|
hydrogen= 3 *1=3
|8 Metallic bonding occurs
between atoms of
|2||Metals, so pick a metal|
|9 Atoms of the same element
that have different numbers of neutrons are
|4||Definition of Isotope
|10 Compared to the radius of
a chlorine atom, the radius of a chloride ion is
|2||Metals lose electrons and get
Nonmetals gain and get bigger
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