General Chemistry
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For the following elements, classify each as either atomic or molecular.
a. Chlorineb. Heliumc. Nitrogend. Potassium
Identify which element does NOT exist as a diatomic gas at normal temperature and pressure.
Complete the sentences below:
Copper, silver, and gold appear in nature in their ________, therefore, is known for thousands of years. However, most compounds are difficult to find in nature due to them _______.
being easily oxidized and thus being covered with colored film
natural state
elemental form
being underground
readily forming compounds
Which of the following element(s) exists as molecules in their standard states?
i. calcium
ii. bromine
iii. xenon
iv. nitrogen