InterviewSolution
Saved Bookmarks
InterviewSolution
| 1. |
Show me the balance equation for mag nesium + oxygen - magnesium oxide |
| Answer» <html><body><p><strong><u>Answer</u></strong><strong><u>:</u></strong></p><p></p><p><img align="absmiddle" alt="\underline{\red{\bf{\leadsto Reaction\:of\: <klux>MAGNESIUM</klux>\:and\:Oxygen:}}}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%5Cunderline%7B%5Cred%7B%5Cbf%7B%5Cleadsto%20Reaction%5C%3Aof%5C%3A%20Magnesium%5C%3Aand%5C%3AOxygen%3A%7D%7D%7D" title="\underline{\red{\bf{\leadsto Reaction\:of\: Magnesium\:and\:Oxygen:}}}"/></p><p></p><ul><li>Magnesium reacts with oxygen to form Magnesium Oxide.</li><li>The magnesium ribbon burns with a dazzling white flame.</li><li>When we add water to Magnesium Oxide , Magnesium hydroxide is formed which is basic in nature.</li></ul><p></p><p></p><p><img align="absmiddle" alt="\underline{\red{\bf{\leadsto Skeletal\: equation:}}}" class="latex-formula" id="TexFormula2" src="https://tex.z-dn.net/?f=%5Cunderline%7B%5Cred%7B%5Cbf%7B%5Cleadsto%20Skeletal%5C%3A%20equation%3A%7D%7D%7D" title="\underline{\red{\bf{\leadsto Skeletal\: equation:}}}"/></p><p></p><p><img align="absmiddle" alt="\green{\sf{ \longmapsto Magnesium + Oxygen \longrightarrow Magnesium Oxide}}" class="latex-formula" id="TexFormula3" src="https://tex.z-dn.net/?f=%5Cgreen%7B%5Csf%7B%20%5Clongmapsto%20Magnesium%20%2B%20Oxygen%20%5Clongrightarrow%20Magnesium%20Oxide%7D%7D" title="\green{\sf{ \longmapsto Magnesium + Oxygen \longrightarrow Magnesium Oxide}}"/></p><p></p><p><img align="absmiddle" alt="\purple{\sf{\longmapsto Mg+ O_{2}\longrightarrow MgO}}" class="latex-formula" id="TexFormula4" src="https://tex.z-dn.net/?f=%5Cpurple%7B%5Csf%7B%5Clongmapsto%20Mg%2B%20O_%7B2%7D%5Clongrightarrow%20MgO%7D%7D" title="\purple{\sf{\longmapsto Mg+ O_{2}\longrightarrow MgO}}"/></p><p></p><ul><li>The number of Magnesium <a href="https://interviewquestions.tuteehub.com/tag/atoms-887421" style="font-weight:bold;" target="_blank" title="Click to know more about ATOMS">ATOMS</a> on both <a href="https://interviewquestions.tuteehub.com/tag/sides-1207029" style="font-weight:bold;" target="_blank" title="Click to know more about SIDES">SIDES</a> is same i.e. one.</li></ul><p></p><ul><li>Now we can observe here that on <a href="https://interviewquestions.tuteehub.com/tag/lhs-537115" style="font-weight:bold;" target="_blank" title="Click to know more about LHS">LHS</a> , we have 2 oxygen atoms , but on RHS we have only 1 oxygen atoms .</li></ul><p></p><p></p><p>Have a look at this table,</p><p></p><p><img align="absmiddle" alt="\boxed{\begin{tabular}{c|1} Atom & Number \\ \cline{1-2}\\ Magnesium (Mg) & LHS=1 \:\: RHS =1\\ \cline{1-2}\\Oxygen(O) & LHS = 2\:\:RHS = 1 \\\end{tabular}}" class="latex-formula" id="TexFormula5" src="https://tex.z-dn.net/?f=%5Cboxed%7B%5Cbegin%7Btabular%7D%7Bc%7C1%7D%20Atom%20%26%20Number%20%5C%5C%20%5Ccline%7B1-2%7D%5C%5C%20Magnesium%20%28Mg%29%20%26%20LHS%3D1%20%5C%3A%5C%3A%20RHS%20%3D1%5C%5C%20%5Ccline%7B1-2%7D%5C%5COxygen%28O%29%20%26%20LHS%20%3D%202%5C%3A%5C%3ARHS%20%3D%201%20%5C%5C%5Cend%7Btabular%7D%7D" title="\boxed{\begin{tabular}{c|1} Atom & Number \\ \cline{1-2}\\ Magnesium (Mg) & LHS=1 \:\: RHS =1\\ \cline{1-2}\\Oxygen(O) & LHS = 2\:\:RHS = 1 \\\end{tabular}}"/></p><p></p><p>So , the equation is not balanced.</p><p></p><p><strong>On</strong><strong> </strong><strong>balancin</strong><strong>g</strong><strong> </strong><strong>the</strong><strong> </strong><strong>react</strong><strong>ion</strong><strong> </strong><strong>we</strong><strong> </strong><strong>get</strong><strong> </strong><strong>,</strong></p><p></p><p><u><strong>Balanced</strong><strong> </strong><strong>Eq</strong><strong>uation</strong><strong>:</strong></u></p><p></p><p><img align="absmiddle" alt="\purple{\sf{\longmapsto 2Mg+ O_{2}\longrightarrow 2MgO}}" class="latex-formula" id="TexFormula6" src="https://tex.z-dn.net/?f=%5Cpurple%7B%5Csf%7B%5Clongmapsto%202Mg%2B%20O_%7B2%7D%5Clongrightarrow%202MgO%7D%7D" title="\purple{\sf{\longmapsto 2Mg+ O_{2}\longrightarrow 2MgO}}"/></p><p></p><p><strong>→</strong><strong> </strong>Steps of balancing:</p><ul><li><a href="https://interviewquestions.tuteehub.com/tag/multiply-1106275" style="font-weight:bold;" target="_blank" title="Click to know more about MULTIPLY">MULTIPLY</a> 2 to MgO. </li><li>Multiply 2 to Mg.</li></ul><p></p><p>Again, Have a look at this table,</p><p></p><p><img align="absmiddle" alt="\red{\boxed{\begin{tabular}{c|1} Atom & Number \\ \cline{1-2}\\ Magnesium (Mg) & LHS=2\:\: RHS =2\\\cline{1-2} \\Oxygen(O) & LHS = 2\:\:RHS = 2 \\\end{tabular}}}" class="latex-formula" id="TexFormula7" src="https://tex.z-dn.net/?f=%5Cred%7B%5Cboxed%7B%5Cbegin%7Btabular%7D%7Bc%7C1%7D%20Atom%20%26%20Number%20%5C%5C%20%5Ccline%7B1-2%7D%5C%5C%20Magnesium%20%28Mg%29%20%26%20LHS%3D2%5C%3A%5C%3A%20RHS%20%3D2%5C%5C%5Ccline%7B1-2%7D%20%5C%5COxygen%28O%29%20%26%20LHS%20%3D%202%5C%3A%5C%3ARHS%20%3D%202%20%5C%5C%5Cend%7Btabular%7D%7D%7D" title="\red{\boxed{\begin{tabular}{c|1} Atom & Number \\ \cline{1-2}\\ Magnesium (Mg) & LHS=2\:\: RHS =2\\\cline{1-2} \\Oxygen(O) & LHS = 2\:\:RHS = 2 \\\end{tabular}}}"/></p><p></p><p>So , the equation is now balanced.</p></body></html> | |