This Element Is More Reactive Than Lithium and Magnesium but Less

question 163

Multiple Choice

This element is more reactive than lithium and magnesium but less reactive than potassium. This element is ________.

• A)Na
• B)Rb
• C)Ca
• D)Be
• E)Fr

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Definitions:

Dynamic Planet

A concept that highlights Earth’s constantly changing nature, driven by internal and external forces leading to climatic shifts, geological transformations, and biological evolution.

Solid Plates

Completely durable and rigid materials or objects; in geology, it could refer to the large sections of the Earth's lithosphere.

Molten Layer

A layer of partially or fully melted rock found beneath the Earth's crust, contributing to tectonic movements and volcanic activity.

Eukarya

Eukarya refers to the domain consisting of all organisms whose cells have a nucleus, including protozoa, fungi, plants, and animals.