True or false? The first three elements in group 1 of the periodic table are less dense than water.
Question
True or false? The first three elements in group 1 of the periodic table are less dense than water.
Solution
False. The first three elements in Group 1 of the periodic table are Hydrogen, Lithium, and Sodium. Hydrogen is a gas at room temperature and is less dense than water. However, Lithium and Sodium are both metals and are denser than water. Therefore, the statement is false.
Similar Questions
Does the density of elements in the periodic table increase as you go down all the groups
True or false? Elements within a group show similar chemical properties to each other.
In the periodic table, elements with similar chemical properties occupy the same:
In the periodic table, elements in the same vertical group typically have:A similar chemical propertiesB similar atomic massesC similar atomic numbersD similar atomic radii*1 pointABCD
Which property decreases down a group in the periodic table?
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