Sentence examples for group elements from inspiring English sources

Bulk elemental concentrations of trace-elements (transition group elements) are given in Table 2.

In the periodic table, each of the nitrogen group elements occupies the fifth position among the main group elements of its period, a position designated 15.

The table gives a list of some properties of the boron group elements.

For a list of some of the chief properties of the nitrogen group elements, see table.

Reference has been made to some of the physical properties of the carbon group elements.

The general trends are roughly those found for the adjacent boron group and nitrogen group elements.

The carbon group elements (Group 14), with four electrons, occupy a middle position.

These considerations become important in comparing the chemical behaviour of the nitrogen group elements.

In contrast to the dimers, the single, or monomeric, trihalides of the boron group elements have trigonal planar structures.

It might also be expected that the weakening effect of the lone pair would be observed in compounds of the nitrogen group elements.

Natural thallium, the heaviest of the boron group elements, consists almost entirely of a mixture of two stable isotopes: thallium-203 (29.5 percent) and thallium-205 (70.5 percent).