Web14When blue-green crystals of nickel(II) sulfate are heated, water is produced and a yellow solid remains. When water is added to the yellow solid, the blue-green colour returns. Which process describes these changes? A combustion B corrosion C neutralisation D reversible reaction 6 © UCLES 2024 0971/21/M/J/19 WebCompound containing one or more water molecules bond within its crystals Hydrate ( also, noble gas) element is group 18 Inert gas (Also, lanthanide or actinide) element in the bottom two rows; if in the first row, also called lanthanide, or if in the second row, also called actinide Inner transition metal

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WebReaction with water is negligible unless acid strength is above 80-90% then heat from hydrolysis is extreme, may cause severe burns [Merck, 11th ed. 1989]. During … WebBENZOYL CHLORIDE reacts violently with protic solvents such as alcohols, with amines and amides (for example dimethylformamide [Bretherick 1979 p. 6] ) and with inorganic bases. Causes the violent decomposition of dimethyl sulfoxide [Chem. Eng. News 35 … hillside cemetery anniston alabama

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WebWater reactives: Chemicals that combine with water or moisture in the air to produce heat, flammable, explosive or toxic gases are termed water reactive chemicals. These chemicals present a severe fire hazard … WebThey have the same number of valence electrons and similar chemical properties. For example, they both explode in water. however, cesium reacts more violently in water than sodium. explain why cesium is more reactive than sodium. Because cesium has a low ionization energy. WebYellow indicates reactivity. White represents other hazards such as if a chemical reacts violently with water () or is an oxidizer ( ). The numbers in the blue, red and yellow diamonds are used to indicate the severity of … hillside cemetery cortland ohio address