Essays Tagged: "element symbol"


y liquefied at 5170 Tarr or 6.8 atmospheres, at 20 C (68 F), and has a very disagreeable odor. It's Element Symbol is Cl, atomic number is 17, and atomic mass is 35.453. Chlorine's melting point is -1 ... d by Swedish scientist Karl Wilhelm in 1784, but he first thought it was a compound, rather than an element. In 1810, Sir Humphrey Davy named it Chlorine, from the Greek word meaning 'greenish-yellow' ...

(2 pages) 66 0 4.3 Sep/1996

Subjects: Science Essays > Chemistry


Platinum , metallic chemical element; symbol Pt; at. no. 78; at. wt. 195.08; m.p. 1,772°C; b.p. 3,827±100°C; sp. g ...

(2 pages) 131 2 3.3 Jan/2003

Subjects: Science Essays > Chemistry

Element Properties Lab - Chemistry 11

Purpose: The purpose of this lab is to classify elements according to their properties.Materials: MagnetVarious ElementsVolt MeterPen or PencilPaper ... sVolt MeterPen or PencilPaperSafety GogglesPrediction: I predict that I will be able to find out if elements conduct electricity or are magnetic.Procedure:1. Draw a data table using the following head ... ing the following headings: Element, Symbol, Properties.2. Put on safety goggles.3. Take one of the elements4. Record the name and symbol of the element in your chart.5. Using the volt meter, test the ...

(2 pages) 8 0 0.0 Sep/2006

Subjects: Science Essays > Chemistry