Which of the following s-block elements is used in fireworks for its bright red

Which of the following s-block elements is used in fireworks for its bright red color?

Which of the following s-block elements is used in fireworks for its bright red color?

Step 1: Understand what s-block elements are. They are found in the first two columns of the periodic table.
Step 2: Identify the s-block elements. These include lithium (Li), sodium (Na), potassium (K), rubidium (Rb), cesium (Cs), and barium (Ba).
Step 3: Learn about the use of elements in fireworks. Different elements produce different colors when burned.
Step 4: Research which element produces a bright red color in fireworks.
Step 5: Find out that lithium is the element that produces a bright red color when used in fireworks.

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