Alkali, Alkali Earth, and Noble Gases
- Page ID
- 33054
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\(\newcommand{\avec}{\mathbf a}\) \(\newcommand{\bvec}{\mathbf b}\) \(\newcommand{\cvec}{\mathbf c}\) \(\newcommand{\dvec}{\mathbf d}\) \(\newcommand{\dtil}{\widetilde{\mathbf d}}\) \(\newcommand{\evec}{\mathbf e}\) \(\newcommand{\fvec}{\mathbf f}\) \(\newcommand{\nvec}{\mathbf n}\) \(\newcommand{\pvec}{\mathbf p}\) \(\newcommand{\qvec}{\mathbf q}\) \(\newcommand{\svec}{\mathbf s}\) \(\newcommand{\tvec}{\mathbf t}\) \(\newcommand{\uvec}{\mathbf u}\) \(\newcommand{\vvec}{\mathbf v}\) \(\newcommand{\wvec}{\mathbf w}\) \(\newcommand{\xvec}{\mathbf x}\) \(\newcommand{\yvec}{\mathbf y}\) \(\newcommand{\zvec}{\mathbf z}\) \(\newcommand{\rvec}{\mathbf r}\) \(\newcommand{\mvec}{\mathbf m}\) \(\newcommand{\zerovec}{\mathbf 0}\) \(\newcommand{\onevec}{\mathbf 1}\) \(\newcommand{\real}{\mathbb R}\) \(\newcommand{\twovec}[2]{\left[\begin{array}{r}#1 \\ #2 \end{array}\right]}\) \(\newcommand{\ctwovec}[2]{\left[\begin{array}{c}#1 \\ #2 \end{array}\right]}\) \(\newcommand{\threevec}[3]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \end{array}\right]}\) \(\newcommand{\cthreevec}[3]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \end{array}\right]}\) \(\newcommand{\fourvec}[4]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \\ #4 \end{array}\right]}\) \(\newcommand{\cfourvec}[4]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \\ #4 \end{array}\right]}\) \(\newcommand{\fivevec}[5]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \\ #4 \\ #5 \\ \end{array}\right]}\) \(\newcommand{\cfivevec}[5]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \\ #4 \\ #5 \\ \end{array}\right]}\) \(\newcommand{\mattwo}[4]{\left[\begin{array}{rr}#1 \amp #2 \\ #3 \amp #4 \\ \end{array}\right]}\) \(\newcommand{\laspan}[1]{\text{Span}\{#1\}}\) \(\newcommand{\bcal}{\cal B}\) \(\newcommand{\ccal}{\cal C}\) \(\newcommand{\scal}{\cal S}\) \(\newcommand{\wcal}{\cal W}\) \(\newcommand{\ecal}{\cal E}\) \(\newcommand{\coords}[2]{\left\{#1\right\}_{#2}}\) \(\newcommand{\gray}[1]{\color{gray}{#1}}\) \(\newcommand{\lgray}[1]{\color{lightgray}{#1}}\) \(\newcommand{\rank}{\operatorname{rank}}\) \(\newcommand{\row}{\text{Row}}\) \(\newcommand{\col}{\text{Col}}\) \(\renewcommand{\row}{\text{Row}}\) \(\newcommand{\nul}{\text{Nul}}\) \(\newcommand{\var}{\text{Var}}\) \(\newcommand{\corr}{\text{corr}}\) \(\newcommand{\len}[1]{\left|#1\right|}\) \(\newcommand{\bbar}{\overline{\bvec}}\) \(\newcommand{\bhat}{\widehat{\bvec}}\) \(\newcommand{\bperp}{\bvec^\perp}\) \(\newcommand{\xhat}{\widehat{\xvec}}\) \(\newcommand{\vhat}{\widehat{\vvec}}\) \(\newcommand{\uhat}{\widehat{\uvec}}\) \(\newcommand{\what}{\widehat{\wvec}}\) \(\newcommand{\Sighat}{\widehat{\Sigma}}\) \(\newcommand{\lt}{<}\) \(\newcommand{\gt}{>}\) \(\newcommand{\amp}{&}\) \(\definecolor{fillinmathshade}{gray}{0.9}\)Skills to Develop
- Explain some facts about alkali metals, alkali earth metals, and noble gases.
- Apply the theories you have learned regarding the periodic table of chemical elements to explain the trends in properties of these elements.
Alkali, Alkali Earth, and noble gases
Here is one of the nonsensical ways of remembering the Group I and Group II elements.
Group 1: H Li Na K Rb Cs Fr Group 2: Be Mg Ca Sr Ba Ra
Reading Material
For the moment, please read your text on these elements. This page is still under construction, but some questions have been made up to test your skills.
- To Quizzes
Confidence Building Questions
- What is the most abundant element in the universe?
- What is the most abundant element in the Earth's crust?
- By what industrial process is hydrogen produced?
- What industrial application consumes the most amount of hydrogen?
- What is the name for the compound \(\ce{KH}\)?
- What is the oxidation state of hydrogen in the compounds \(\ce{NaH}\) and \(\ce{LiAlH4}\)?
- What is the oxidation state of hydrogen in \(\ce{H2O}\)?
- Arrange the alkali metals in increasing order of their melting point.
- Arrange the alkali earth metals in decreasing order of their first ionization potential.
- Which metal has the highest density in the list: \(\ce{Li}\), \(\ce{K}\), \(\ce{Cs}\), \(\ce{Ca}\), \(\ce{Mg}\), \(\ce{Ba}\)?
- Arrange the noble gases in order of their atomic radii?
- Which alkali metal reacts with air to from a nitride?
- Sodium hydroxide is the seventh most manufactured chemical in the United States. How is the sodium hydroxide produced?
- What is most of the sodium carbonate mined or produced in the United States used for?
- You have two solutions, a sodium nitrate and a barium nitrate. What chemical test will be able to tell you which is which?
- How is sodium produced?
- Which of the alkaline earth metals does not react with water (even hot water)?
- When calcium nitride \(\ce{Ca2N3}\) reacts with water, what are the products?
- What is the major chemical found in most calcium containing minerals?
- Do you know the chemical identity of calcium supplements from your pharmacy?
- What is the chemical called quick lime?
- Which has a higher atomic weight, \(\ce{K}\) or \(\ce{Ar}\)?
- How can you produce noble gases neon, argon, krypton, and xenon?
- Do you know what nobel gas compounds have been made? Give one as an example.
Hint: Xenon fluoride has been made.
Xenon fluoride has the formula: \(\ce{XeF4}\).
Contributors
Chung (Peter) Chieh (Professor Emeritus, Chemistry @ University of Waterloo)