Examlex
Which of the following statements is not true for oxygen?
Maintenance
The act of preserving or keeping something in good condition through regular checks and repairs, or the consistent performance of necessary tasks.
National Cemeteries
Dedicated burial grounds for military personnel and veterans, often maintained by a country's government.
Military Service
The act of serving in the armed forces of a country, either on a voluntary basis or as required by law.
Types Of Cemeteries
Various classifications of burial grounds, based on features such as ownership, religious affiliation, or the type of memorials allowed.
Q67: Hydrogen is unique among the elements because
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Q88: Which one of the following is considered
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Q138: The ground-state electron configuration of _ is
Q184: The ground-state configuration of tungsten is _.<br>A)[Ar]4s<sup>2</sup>3d<sup>3</sup><br>B)[Xe]6s<sup>2</sup>4f<sup>14</sup>5d<sup>4</sup><br>C)[Ne]3s<sup>1</sup><br>D)[Xe]6s<sup>2</sup>4f<sup>7</sup><br>E)[Kr]5s<sup>2</sup>4d<sup>10</sup>5p<sup>5</sup>