Review:
Group 1 Elements (alkali Metals)
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Group 1 elements, also known as alkali metals, are a group of chemical elements consisting of lithium (Li), sodium (Na), potassium (K), rubidium (Rb), cesium (Cs), and francium (Fr). These metals are highly reactive and have one electron in their outermost shell.
Key Features
- Highly reactive
- Low melting points
- Good conductors of electricity
- Soft and silvery in appearance
Pros
- Excellent conductors of heat and electricity
- Used in various industrial applications
- Play a crucial role in the functioning of biological systems
Cons
- React vigorously with water and air
- Require special handling due to their reactivity