Unlike Early XML Coding Techniques That Allowed You to Mark

question 119

True/False

Unlike early XML coding techniques that allowed you to mark up a document without using some closing tags, HTML requires that both opening and closing tags be present.

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Definitions:

Electrophilic Iodination

A chemical reaction involving the addition of iodine to a substrate via an electrophilic attack.

Aromatic Ring

A stable, planar ring of carbon atoms interconnected by alternating single and double bonds, exhibiting delocalized π-electron cloud.

HNO3

Nitric acid, a highly corrosive and toxic strong acid used in the production of fertilizers, explosives, and in the production of other chemicals.

Reactivity

The inclination of a material to participate in chemical changes, alone or in combination with other elements, leading to the liberation of energy.