Reaction stoichiometry could be computed for a balanced equation. This Module addressed why it is difficult to observe a tidy pattern of this reactivity. The reaction forms calcium hydroxide, Ca(OH) 2 and hydrogen gas (H 2). Reaction of calcium with water. Neither Clacium nor Oxygen B. The formula for lime water is Ca(OH) 2 and the chemical name for lime water is calcium hydroxide. When ignited, Calcium burns to give calcium xxide. When water is added to lime calcium hydroxide Ca(OH) 2 is formed according to the following reaction. Which reactant is oxidized in this reaction? Thus, it can be understood that calcium oxide is an ionic compound featuring an ionic bond between calcium and oxygen. Source(s): calcium reacts oxygen calcium oxide cao maximum mass cao s: https://shortly.im/iWB5H Part of NCSSM CORE collection: This video shows the reaction of Ca metal with oxygen. On the whole, the metals burn in oxygen to form a simple metal oxide. Calcium (Ca) is a metal element located in group 2 of the periodic table, and oxygen (O) is a nonmetal element located in group 16. Calcium undergoes oxidation reaction to form Calcium oxide(quick lime). Equation: 2Ca + O_2 --> 2CaO This is due to Calcium being oxidation state +2 and Oxygen oxidation state is -2, this means when formed in a compound they cancel each other out to give CaO. Formation of simple oxides. Hi, the answer you are looking for is 2Ca + O2 --> 2CaO. Worksheet #2: Synthesis Reactions In synthesis reactions, two or more reactants come together to form one compound. A. The usual reaction product from a reaction between calcium and oxygen has the formula CaO and therefore contains one atom of each element per molecule. Calcium reacts with oxygen to form calcium oxide. This is in contrast with magnesium, immediately above calcium in the periodic table, which is virtually unreactive with cold water. Reaction of Calcium with Oxygen Calcium metal slowly oxidizes in air, becoming encrusted with white \(CaO\) and \(CaCO_3\), which protect from attack by air. The balanced equation is: 3Sr + N2 -> Sr3N2. Enter either the number of moles or weight for one of the compounds to compute the rest. 1. calcium + oxygen Æ 2. copper + sulfur Æ copper(II) sulfide 3. to generate metal oxides. A + B Æ AB Complete the following word equations, and write and balance the formula equation. What is the maximum mass of CaO(s) in grams that could be prepared from 9.02 g of Ca(s) and 2.59 g of O2(g)? Lime Water Formula. Calcium reacts slowly with water. Both Calcium and Oxygen C. Calcium D. Oxygen Examples of complete chemical equations to balance: Fe + Cl 2 = FeCl 3 Calcium reacts with oxygen to make calcium oxide, CaO. The reaction between strontium and nitrogen gas (which has the formula N2) produces strontium nitride, which has the formula Sr3N2. 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