Besides smelling, touching and looking at the physical appearance of a substance, there are other ways to know for sure what that substance is. This is where chemical properties come in. A chemical property is a property of a substance that is observed when a substance undergoes a chemical change. The chemical change is a type of change that also changes the identity of a substance due to breakage and formation of new chemical bonds, as shown in the figure below: The figure shows a chemical change where two substances, A and B, form and break bonds with each other and other substances, C and D.
As of 2014, dimes have the smallest diameter of any U.S. coin and are also the thinnest. A penny is 1.52 mm thick with a diameter of 19.05 millimeters. It weighs 2.5 grams and has plain edges. A nickel is 1.95 millimeters thick with a diameter of 21.21 millimeters. It weighs 5 grams and has plain edges. A quarter is 1.75 millimeters thick and has a diameter of 24.26 millimeters.
Cupro-Nickel. 8.33% Ni Balance Cu: Cupro-Nickel. 8.33% Ni Balance Cu: Cupro-Nickel. 8.33% Ni Balance Cu: Manganese-Brass. 88.5% Cu 6% Zn 3.5% Mn 2% Ni: Weight: 2.500 g: 5.000 g: 2.268 g: 5.670 g: 11.340 g: 8.1 g: Diameter: 0.750 in. 19.05 mm: 0.835 in. 21.21 mm: 0.705 in. 17.91 mm: 0.955 in. 24.26 mm: 1.205 in. 30.61 mm: 1.043 in. 26.49 mm: Thickness: 1.52 mm: 1.95 mm: 1.35 mm: 1.75 mm: 2.15 mm: 2.00 mm: Edge: Plain