The reaction is very exothermic. The answer to “Elemental cesium reacts more violently with water than does elemental sodium. The Group 1 metals become more reactive towards water as you go down the Group. The molten metal spreads over the water and exposes a larger surface to water. Rubidium hydroxide (RbOH) solution and hydrogen gas are formed as results. Looking at the enthalpy changes for the reactions 1,422 points • 278 comments - Cesium reacts with water - IWSMT has amazing images, videos and anectodes to waste your time on "Water pills" can also decrease potassium in the body. 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. Also, the hydrated radius of lithium is the greatest out of all alkali metals. The reaction is so fast that if the reaction is carried out in a glass vessel, the glass container will shatter. Our channel. Explaining the trend in reactivity. Cesium react with water. At least that's what they said. Rule: metal + water --> alkaline solution + H2: Cs + H2O --> CsOH + H2. Picture of reaction: Reactions of alkali metals with water All the alkali metals react vigorously with cold water. Thermodynamic properties of substances The solubility of the substances Periodic table of elements. 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. The most reactive metal, cesium, reacts with water to produce an explosive gas and a base. Actually, they faked the reaction of rubidium and caesium with water since they thought they were not spectacular enough for TV. A base is a metallic hydroxide. Caesium: Cs - metal. Water pills (Diuretic drugs) interacts with CESIUM Large amounts of cesium can decrease potassium levels in the body. - Duration: 0:24. the formula for water is simply H2O (two hydrogens, one oxygen). The formula for cesium is Cs, it is a simple element. The resulting solution is basic because of the dissolved hydroxide. Caesium (cesium in USA) metal reacts rapidly with water to form a colourless solution of caesium hydroxide (CsOH) and hydrogen gas (H2). Hope this helps! This reduces the ionic mobility which in turn reduces the speed of the molten metal. In each reaction, hydrogen gas is given off and the metal hydroxide is produced. Lithium just sizzles on top of the water (see Table 1 for densities). Caesium explodes on contact with water, quite possibly shattering the container. 2Cs + 2H 2 O → 2CsOH + H 2 [ Check the balance ] Cesium react with water to produce cesium hydroxide and hydrogen. Caesium. 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