Lithium the Element Trivia Quiz Questions and Answers
What is lithium?
A: Lithium is a chemical element with symbol Li and atomic number 3.
What is the atomic number of lithium?
A: 3.
What is the standard atomic weight of lithium?
A: 6.94
What is the melting point for lithium?
A: 453.65 K (180.50 °C, 356.90 °F)
What is lithium's Boiling point?
A: 1603 K (1330 °C, 2426 °F)
It is a soft, silver-white metal belonging to what group of
chemical elements.?
A: The alkali metal group.
Under standard conditions it is the lightest metal and the
least dense solid what?
A: Element. L
Lithium is highly reactive and what?
A: Flammable.
Lithium is typically stored in what?
A: Mineral oil.
When cut open, it exhibits a metallic luster, but contact
with moist air does what?
A: Corrodes the surface quickly to a dull silvery gray, then black tarnish.
Because of its high reactivity, lithium never occurs freely
in what?
A: Nature, and instead, only appears in compounds, which are usually ionic.
Lithium occurs in a number of what?
A: Pegmatitic minerals.
Due to lithium's solubility as an ion, it is present in
ocean water and is commonly obtained from what?
A: Brines and clays.
On a commercial scale, lithium is isolated electrolytically
from a mixture of what?
A: Lithium chloride and potassium chloride.
Lithium is a good conductor of heat and what?
A: Electricity.
Lithium metal is soft enough to be cut with a what?
A: A knife.
Lithium has one of the lowest melting points among all
what?
A: Metals (180 °C).
Lithium has the highest melting and boiling points of the
what?
A: Alkali metals.
Lithium has a very low density of 0.534 g/cm3, comparable
with that of what?
A: Pine wood.
It is the least dense of all elements that are what?
A: Solids at room temperature.
Lithium can float on the lightest what?
A: Hydrocarbon oils.
It is one of only three metals that can float on what?
A: Water, the other two being sodium and potassium.
Lithium's coefficient of thermal expansion is twice that of
what?
A: Aluminum and almost four times that of iron.
Lithium has the highest specific heat capacity of any what?
A: Solid element.
Lithium has a specific heat capacity of 3.58 kilojoules per
kilogram-Kelvin, the highest of what?
A: All solids.
Lithium metal is often used in what?
A: Coolants for heat transfer applications.
Lithium reacts with water easily, but with noticeably less
what?
A: Energy than other alkali metals do.
The reaction forms hydrogen gas and what in aqueous
solution?
A: Lithium hydroxide.
When placed over a flame, lithium compounds give off what?
A: A striking crimson color.
When lithium burns strongly the flame becomes what?
A: A brilliant silver.
Lithium will ignite and burn in oxygen when exposed to
what?
A: Water or water vapors.
Lithium fires are difficult to extinguish, requiring what?
A: Dry powder fire extinguishers (Class D type).
Lithium is the only metal which reacts with what, under
normal conditions?
A: Nitrogen.
Lithium is about as common as "what" in the Earth's upper
continental crust, on a per-atom basis?
A: Chlorine.
Lithium is the 25th most abundant what?
A: Element.
Nearly all vertebrate tissue and body fluids have been found to contain lithium ranging from 21 to 763 ppb.
Marine organisms tend to bioaccumulate lithium more than
what?
A: Terrestrial ones.
