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14. The inner transition metals are made up two series known as: a. actinide and alkaline c. lanthanide and actinide b. actinide and haftinide d. lanthanide and alkaline
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14. The inner transition metals are made up two series known as:

a. actinide and alkaline
c. lanthanide and actinide
b. actinide and haftinide
d. lanthanide and alkaline

User Ataraxia
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Answer:

lanthanide and actinide

Step-by-step explanation:

An inner transition metal (ITM) of chemical elements on the periodic table. They are normally shown in two rows below all the other elements. They include elements 57-71, or lanthanides, and 89-103, or actinides.

User Arnm
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