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%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
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% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
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% Document Info
\author{Elf (Elf Fatmawati)}
\pdfinfo{
  /Title (metals-and-their-uses.pdf)
  /Creator (Cheatography)
  /Author (Elf (Elf Fatmawati))
  /Subject (Metals and Their Uses Cheat Sheet)
}

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\noindent
\begin{multicols}{3}
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    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
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\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Metals and Their Uses Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{Elf (Elf Fatmawati)} via \textcolor{DarkBackground}{\uline{cheatography.com/213487/cs/46518/}}}
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\noindent
\begin{multicols}{3}
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  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}Elf (Elf Fatmawati) \\
  \uline{cheatography.com/elf-fatmawati} \\
  \end{tabulary}
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  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 1st June, 2025.\\
   Updated 2nd June, 2025.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
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  Measure your website readability!\\
  www.readability-score.com
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\begin{document}
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% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{2}

\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
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\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Properties of Alloys and Their Uses}}  \tn
% Row 0
\SetRowColor{LightBackground}
Alloys -\textgreater{} Mixture of two or more metals & Increased Strength: Alloys are usually stronger than pure metals, making them suitable for construction and manufacturing. \tn 
% Row Count 7 (+ 7)
% Row 1
\SetRowColor{white}
Improved Resistance to Corrosion: Many alloys, like stainless steel, resist rust and corrosion better than the base metal. & Enhanced Hardness: Alloys are often harder than the metals they are made from, which helps in making cutting tools and machinery. \tn 
% Row Count 14 (+ 7)
% Row 2
\SetRowColor{LightBackground}
Tailored Magnetic or Lightweight Properties: Certain alloys are used for their magnetic properties (like alnico) or light weight (like aluminum alloys in aircraft). & Better Heat and Electrical Properties: Some alloys are designed to have specific heat or electrical conductivity, like nichrome for heating elements. \tn 
% Row Count 23 (+ 9)
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\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Metal + Water}}  \tn
% Row 0
\SetRowColor{LightBackground}
Metal + Water -\textgreater{} Metal Hydroxide + Hydrogen & Mg(s) + 2H2O(I) -\textgreater{} Mg(OH)2 (aq*) + H2 (g) \tn 
% Row Count 3 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
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\mymulticolumn{2}{x{8.4cm}}{*Auqueous: Chemical substance that is in the form of a solution in water}  \tn 
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4.24 cm} x{3.76 cm} }
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\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Metal + Oxygen}}  \tn
% Row 0
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Metal + Oxygen -\textgreater{} Metal Oxide & 2Mg(s) + O2 (g) -\textgreater{} 2MgO(S) \tn 
% Row Count 2 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
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\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Properties and Uses of Metals}}  \tn
% Row 0
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Conductors of heat and electricity (copper, electrical wiring) & Malleable and Ductile (aluminum, airplanes and cans) \tn 
% Row Count 4 (+ 4)
% Row 1
\SetRowColor{white}
High melting points and are solid at room temperature, except mercury (iron, cooking pans) & Shiny (gold and silvers, jewelry and electronics) \tn 
% Row Count 9 (+ 5)
% Row 2
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\mymulticolumn{2}{x{8.4cm}}{Strong and Durable (iron and steel, buildings and machines)} \tn 
% Row Count 11 (+ 2)
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\par\addvspace{1.3em}

\begin{tabularx}{8.4cm}{x{4 cm} x{4 cm} }
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\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Corrosion and Rusting}}  \tn
% Row 0
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Rusting -\textgreater{} chemical reaction where iron reacts with oxygen and water to form a reddish-brown substance called rust. Occurs because of oxidation. & Corrosion -\textgreater{} Formation of compounds of metals due to oxidation reaction. \tn 
% Row Count 8 (+ 8)
% Row 1
\SetRowColor{white}
Prevent -\textgreater{} Painting/coating, Galvanization, Stainless steel, Powder coating & Factors Influencing -\textgreater{} High temperature, acidic PH, oxygen, high flow velocity \tn 
% Row Count 12 (+ 4)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{8.4cm}}{Aluminum \& Titanium -\textgreater{} Form an oxide layer to be stronger (Does not weaken the iron structure)} \tn 
% Row Count 14 (+ 2)
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\par\addvspace{1.3em}

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\mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Metal + Acids}}  \tn
% Row 0
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Metal + Acid -\textgreater{} Salt + Hydrogen gas & Zn(s) + 2HCl(aq) -\textgreater{} ZnCl2(aq) + H2(g) \tn 
% Row Count 2 (+ 2)
% Row 1
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Hydrochloric Acid & Chloride \tn 
% Row Count 3 (+ 1)
% Row 2
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Sulfuric Acid & Sulfate \tn 
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% Row 3
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Nitric Acid & Nitrate \tn 
% Row Count 5 (+ 1)
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\mymulticolumn{2}{x{8.4cm}}{To obtain salt: \newline 1. React metal with acid \newline 2. Filter out excess metal \newline 3. Heat the solution to evaporate water \newline 4. Crystals of salt remain}  \tn 
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\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}