A. Write a balanced equation for the reaction 2. 1. A + B â AB Formula name equation: Aluminum + Oxygen â Aluminum Oxide Balanced Chemical Equation: 4Al + 3O2 â2Al2O3 If 12 moles of Al2O3 are produced, how many moles of aluminum reacted? It is amphoteric in nature, and is used in various chemical, industrial and commercial applications. The elements found in group 7 of the periodic table, produce anions of -1 when they ionize. 14. answer choices . When aluminum combines with oxygen, aluminum oxide is formed. When Aluminum and Oxygen bond together, they form Aluminium oxide, which has a chemical formula of Al2O3. Source(s): chemical formula calcium oxygen: https://biturl.im/uR5HP. The chemical formula for a certain substance is shown here. write a formula for the ionic compound that forms between calcium and oxygen. what is the chemical formula for calcium and oxygen? Question Predict the formula of the lonic compound that forms from aluminum and oxygen. Be 3 Al 2 (SiO 3) 6. 8 atoms of Aluminum and 12 atoms of Oxygen . Group 6 metalloids and nonmetals such as oxygen, tellurium, selenium, and sulfur produce 2- anions when they ionize. Question What is the chemical formula for dichlorine heptoxide? If 75g of oxygen react, how many grams of aluminum are required? The aluminum cation, as seen above, is defined as Al 3+. It is considered an indirect additive used in food contact substances by the FDA. For instance, the stable, ionized state of oxygen is given as O2-. The LCM of 3 and 2 is 6, which means the total positive charge in the formula will be +6, and the total negative charge in the formula will be â6. 0 0. In the compound made from aluminum and oxygen the charges of the ions are +3 (for Al), and â2 (for O). What do you think of the answers? This is a synthesis reaction. Aluminum oxide has a chemical formula Al2O3. 3. To get +6, we need 2 ⦠Using the periodic table, a student can find the atomic masses of aluminum as 26.9815386 grams per mole and oxygen as 16.9994 grams per mole. Which of the following accurately describes the number of aluminum and oxygen atoms in 4Al 2 O 3? Choice one below: Cl207 07012 Cl206 2C106 16.Question The formula for aluminum hydroxide is Choice one below: A12(OH)3 Al(OH)3 ÎÎÎÎ A1203 You can sign in ⦠From the formula, the number of aluminum atoms is two and the number of oxygen atoms is three. Also note that this combination of nitrogen and oxygen has no electric charge specified, so it is not the nitrite ion. Choice one below: Al302 ÎÎÎ A1203 AlO2 15. Now, oxygen likes to form 2- charges (it has six valence electrons and wants to get to eight so it gains two) and aluminum likes to form a charge of 3+ (to lose three electrons) so, we get the formula of Al2O3 (for every two aluminums you get 3 oxygens to balance out the charges). 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