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What is the equation for heating mercuric oxide in a test tube?
The equation for heating mercuric oxide (HgO) in a test tube is: 2HgO(s) → 2Hg(l) + O2(g). This reaction is a decomposition reaction where mercuric oxide decomposes to form mercury and oxygen gas when heated.
What is the noun form of residue. What about adjective form of residue?
Residue is a noun. An easy way to check if a word is a noun is try putting a, the or an in front of it A residue of coffee grounds remained in the cup. The adjective form is residual. - There are still a few residual problems with the new computer program.
What is magnesium oxygen?
Magnesium oxide is a compound that forms when magnesium reacts with oxygen. It is commonly used as a dietary supplement and in the production of materials such as cement and ceramics. Magnesium oxide has a white powder form and is known for its high melting point and chemical stability.
Does calcium carbonate decompose to make calcium oxide and water?
Calcium oxide, or quicklime, can be decomposed chemically into its components, calcium and oxygen. Calcium is an element and cannot be decomposed chemically.
What is the reaction when magnisium burns?
Mostly the magnesium is reacting with oxygen to produce magnesium oxide. 2Mg + O2 --> 2MgO But some of the magnesium reacts with nitrogen to produce magnesium nitride. 3Mg + N2 --> Mg3N2
Name a white salt on heating decomposes to give brown fumes and yellow residue is left behind?
your faeces. try ittttttttttttttttttttt
Aluminum will react with ironIII oxide to form aluminum oxide and iron according to this reaction?
The reaction you are referring to is a displacement reaction in which aluminum replaces iron in iron(III) oxide to form aluminum oxide and iron. The balanced equation for the reaction is: 2Al + Fe2O3 -> Al2O3 + 2Fe
What residue is left behind when copper carbonate is hot or cold?
When copper carbonate is heated, it decomposes to form copper oxide and carbon dioxide gas, leaving behind copper oxide residue. When copper carbonate is mixed with acids to produce copper salts, a blue residue may be left behind.
What is ironIII sulfate dihydrate written in chemical form?
IronIII sulfate dihydrate written in chemical form is Fe2(SO4)3.2H2O
What will happen to nickel when being heated on air?
By heating after 400 oC nickel form the nickel oxide NiO.
What metal when It decomposes it heated it give zinc oxide?
Zinc oxide can be obtained by heating zinc nitrate.
How do you mix nitrogen with oxygen to form nitrous oxide?
Nitrous oxide is typically formed by heating ammonium nitrate, which breaks down into nitrous oxide and water vapor. This reaction releases nitrogen along with oxygen atoms that combine to form nitrous oxide. Generally, the process requires careful temperature control and is carried out in specialized equipment to ensure safety.
Why does heating with carbon extract copper from copper oxide?
Heating copper oxide with carbon (in the form of coal or charcoal) causes a reduction reaction, where carbon removes oxygen from copper oxide to produce carbon dioxide and leave behind pure copper. This process is known as a reduction reaction, where carbon acts as a reducing agent to extract copper from its oxide form.
What is the black residue left over after a magnesium combustion reaction?
The black residue left over after a magnesium combustion reaction is typically magnesium oxide (MgO), which forms when magnesium reacts with oxygen. The black color is due to the presence of the magnesium oxide compound.
What is the equation for heating mercuric oxide in a test tube?
The equation for heating mercuric oxide (HgO) in a test tube is: 2HgO(s) → 2Hg(l) + O2(g). This reaction is a decomposition reaction where mercuric oxide decomposes to form mercury and oxygen gas when heated.
How copper can be extracted from copper(II)oxide using carbon?
Copper can be extracted from copper(II) oxide by heating a mixture of copper(II) oxide and carbon. The carbon, in the form of charcoal or coke, reduces the copper oxide to form copper metal and carbon dioxide gas. The reaction can be represented as: CuO + C -> Cu + CO2.
What theproducts form when burning magnesium?
2Mg + O2 --> 2MgO When you burn something it reacts with O2, and Magnesium makes Magnesium oxide.
