The molten metal spreads over the water and exposes a larger surface to water. The resulting solution is basic because of the dissolved hydroxide. Find another reaction. Hope this helps! Our channel. Explaining the trend in reactivity. The answer to “Elemental cesium reacts more violently with water than does elemental sodium. The most reactive metal, cesium, reacts with water to produce an explosive gas and a base. Rule: metal + water --> alkaline solution + H2: Cs + H2O --> CsOH + H2. - Duration: 0:24. Cesium react with water. A base is a metallic hydroxide. Thermodynamic properties of substances The solubility of the substances Periodic table of elements. Water pills (Diuretic drugs) interacts with CESIUM Large amounts of cesium can decrease potassium levels in the body. Water: H2O. Caesium. In each reaction, hydrogen gas is given off and the metal hydroxide is produced. Reactions of alkali metals with water All the alkali metals react vigorously with cold water. At least that's what they said. Caesium hydroxide and hydrogen are formed. The reaction is so fast that if the reaction is carried out in a glass vessel, the glass container will shatter. Balance it: 2Cs + 2 H2O --> 2CsOH + H2. Or perhaps the metal in the gif isn't pure cesium (but then other metals similar to cesium would still provide violent results). One pseudo-science programme on TV showed the reaction between water and the different group one alkali metals, namely lithium, sodium, potassium, rubidium and caesium. This reduces the ionic mobility which in turn reduces the speed of the molten metal. Actually, they faked the reaction of rubidium and caesium with water since they thought they were not spectacular enough for TV. 2Cs + 2H 2 O → 2CsOH + H 2 [ Check the balance ] Cesium react with water to produce cesium hydroxide and hydrogen. The reaction is very exothermic. Also, the hydrated radius of lithium is the greatest out of all alkali metals. Caesium: Cs - metal. Some water-reactive substances are also pyrophoric, like organometallics and sulfuric acid, and should be kept away from moisture. Caesium (cesium in USA) metal reacts rapidly with water to form a colourless solution of caesium hydroxide (CsOH) and hydrogen gas (H2). Caesium explodes on contact with water, quite possibly shattering the container. Looking at the enthalpy changes for the reactions Summary of the trend in reactivity. The formula for cesium is Cs, it is a simple element. Rubidium hydroxide (RbOH) solution and hydrogen gas are formed as results. the formula for water is simply H2O (two hydrogens, one oxygen). Picture of reaction: 1,422 points • 278 comments - Cesium reacts with water - IWSMT has amazing images, videos and anectodes to waste your time on The heat of reaction is sufficient to melt it. Edited for clarity in what I meant: Perhaps the amount of cesium used in the gif is much smaller than that seen in the video, assuming similar volumes of water are used. 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