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