Examlex
The correct name for CaH2 is ________.
Sulfur
A chemical element that is a nonmetal, yellow in color, with the atomic number 16, commonly found in minerals and used in various industrial processes.
Nitrogen
A chemical element with symbol N and atomic number 7, essential for all living organisms as it is a major component of amino acids and nucleic acids.
Kinetic Energy
The energy possessed by an object due to its motion, dependent on the object’s mass and velocity.
Reaction
A process in which substances interact to form new products, often characterized by a change in energy.
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