Balancing Strategies: In this chemical equation we have a double replacement reaction.Overall this is a straightforward equation to balance. Enter either the number of moles or weight for one of the compounds to compute the rest. Type of Chemical Reaction: For this reaction we have a double replacement reaction. A portion of the sample is digested in a combination of acids. Strontium oxide reacts with liquid water to produce strontium hydroxide. Strontium, two places below magnesium in the periodic table is more reactive with air than magnesium. Magnesium oxide reacts with ionised water to produce magnesium hydroxide. Strontium and barium have reactivities similar to lithium in Group 1 of the Periodic Table. 2Sr(s) + O 2 (g) → 2SrO(s) 3Sr(s) + N 2 (g) → Sr 3 N 2 (s) Reaction of strontium with water. It also forms from the decomposition of strontium carbonate SrCO 3. Word equation: Calcium oxide + Hydrochloric acid → Calcium chloride + Water. This is a combination reaction. Strontium reacts slowly with water, forming strontium hydroxide, Sr(OH) 2 and hydrogen gas, H 2. Strontium reacts slowly with water. Calcium, for example, reacts fairly vigorously with cold water in an exothermic reaction. It is a strongly basic oxide. Balancing chemical equations. Limiting reagent can be computed for a balanced equation by entering the number of moles or weight for all reagents. These all react with cold water with increasing vigour to give the metal hydroxide and hydrogen. Burning strontium in air results in a mixture of strontium oxide and strontium nitride. Strontium oxide or strontia, SrO, is formed when strontium reacts with oxygen. SrO (s) + H 2 O (l) → Sr(OH) 2 (aq) When 2.18 g of SrO is added to 375.4 mL of water, the temperature of the solution rose from 24.87°C to 26.68°C in a coffee cup calorimeter. Method 3500-Sr C Inductively Coupled Plasma Method . It reacts with water quicker than calcium , which is placed directly above strontium in the periodic chart , and slower than barium , placed directly below strontium. Chemical reaction. Strontium reacts with water slowly, generally to strontium hydroxide and hydrogen gas. to form strontium hydroxide, Sr(OH) 2 and hydrogen gas (H 2). Examples of complete chemical equations to balance: Fe + Cl 2 = FeCl 3 Sr (s) + 2 H 2 O (l) Sr(OH) 2 (aq) + H 2 (g) Quantitative analysis. Calcium, strontium and barium. Strontium carbonate react with nitric acid to produce strontium nitrate, carbon dioxide and water. Reaction stoichiometry could be computed for a balanced equation. MgO + H2O → Mg(OH)2.