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Chapter 2: Q52E (page 126)
Question : Name the following compounds:
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The 18O: 16O abundance ratio in some meteorites is greater than that used to calculate the average atomic mass of oxygen on earth. Is the average mass of an oxygen atom in these meteorites greater than, less than, or equal to that of a terrestrial oxygen atom?
Give the number of protons, electrons, and neutrons in neutral atoms of each of the following isotopes:
\(\begin{aligned}{}\begin{aligned}{{}{}}{\left( a \right){\rm{ }}{}_5^{10}B}\\{\left( b \right){\rm{ }}{}_{80}^{199}Hg}\\{\left( c \right){\rm{ }}{}_{29}^{63}Cu}\\{\left( d \right){\rm{ }}{}_6^{13}C}\end{aligned}\\\left( e \right){\rm{ }}{}_{34}^{77}Se\end{aligned}\)
Using the periodic table, identify the lightest member of each of the following groups:
(a) noble gases
(b) alkaline earth metals
(c) alkali metals
(d) chalcogens
Write the symbol for each of the following ions: (a) the ion with a \(1 + \) charge, atomic number \(55,\) and mass number \(133\)(b) the ion with \(54\) electrons, \(53\) protons, and \(74\) neutrons (c) the ion with atomic number\(15,\) mass number \(31,\) and a \(3 - \) charge (d) the ion with \(24\) electrons, \(30\) neutrons, and a \(3 + \)charge
Write a symbol for each of the following neutral isotopes. Include the atomic number and mass number for each.
(a) the alkali metal with 11 protons and a mass number of 23
(b) the noble gas element with 75 neutrons in its nucleus and 54 electrons in the neutral atom
(c) the isotope with 33 protons and 40 neutrons in its nucleus
(d) the alkaline earth metal with 88 electrons and 138 neutrons
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