Metal example sentences

The metal species completes its octet by accepting electrons from halogen in these halogen bridged molecules.All these metals are dangerous to humans because our body cannot excrete them.Can you think of other things that you can reduce the usage of ? This means that you collect plastic, paper, glass and metal items and recycle these materials to make required things instead of synthesising or extracting fresh plastic, paper, glass or metal.Non-biodegradable materials such as plastic, glass, metal scraps etc.arious metals are extracted from these minerals after proper refinement.For alkali metals and halogens, as we descend the groups, the principal quantum number (n) increases and the valence electrons are farther from the nucleus.In elemental state it is available as coal, graphite and diamond; however, in combined state it is present as metal carbonates, hydrocarbons and carbon dioxide gas (0.However, these minerals, which include copper, bauxite, lead, zinc and gold play a vital role in a number of metallurgical, engineering and electrical industries.In fact, in a horizontal row, the property of elements change from metallic on the left to non-metallic on the right.Recycling of metals, using scrap metals and other substitutes are steps in conserving our mineral resources for the future.Among transition metals (3d series), the change in atomic radii is much smaller as compared to those of representative elements across the period.Once the metal cooled and solidified, the clay cover was carefully removed, and the image was cleaned and polished.On the other hand, compounds formed between non-metals themselves are largely covalent in character because of small differences in their electronegativities.Copper is another metal used in everything from coins to pipes.Common examples of such waste are plastics, tin or any metal container.