This is in contrast with magnesium, immediately above calcium in the periodic table, which is virtually unreactive with cold water. Calcium reacts with oxygen to form calcium oxide. Thus, it can be understood that calcium oxide is an ionic compound featuring an ionic bond between calcium and oxygen. Reaction stoichiometry could be computed for a balanced equation. Calcium reacts with oxygen to make calcium oxide, CaO. Enter either the number of moles or weight for one of the compounds to compute the rest. Hi, the answer you are looking for is 2Ca + O2 --> 2CaO. The reaction forms calcium hydroxide, Ca(OH) 2 and hydrogen gas (H 2). 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. 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 reacts slowly with water. When water is added to lime calcium hydroxide Ca(OH) 2 is formed according to the following reaction. Equation: 2Ca + O_2 --> 2CaO On the whole, the metals burn in oxygen to form a simple metal oxide. Worksheet #2: Synthesis Reactions In synthesis reactions, two or more reactants come together to form one compound. Calcium undergoes oxidation reaction to form Calcium oxide(quick lime). The balanced equation is: 3Sr + N2 -> Sr3N2. When ignited, Calcium burns to give calcium xxide. Neither Clacium nor Oxygen B. Part of NCSSM CORE collection: This video shows the reaction of Ca metal with oxygen. Formation of simple oxides. 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. Group 2 elements (beryllium, magnesium, calcium, strontium and barium) react oxygen. The reaction between strontium and nitrogen gas (which has the formula N2) produces strontium nitride, which has the formula Sr3N2. Limiting reagent can be computed for a balanced equation by entering the number of moles or weight for all reagents. A + B Æ AB Complete the following word equations, and write and balance the formula equation. 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. Reaction of calcium with water. This Module addressed why it is difficult to observe a tidy pattern of this reactivity. to generate metal oxides. Lime Water Formula. 1. calcium + oxygen Æ 2. copper + sulfur Æ copper(II) sulfide 3. A. Both Calcium and Oxygen C. Calcium D. Oxygen Source(s): calcium reacts oxygen calcium oxide cao maximum mass cao s: https://shortly.im/iWB5H The formula for lime water is Ca(OH) 2 and the chemical name for lime water is calcium hydroxide. 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