Question

he is playing with a blue balloon which is adjective​

Answer 1

Answer:

in this sentence BLUE is the adjective as it describes the quality of the balloon

For more information

adjective is a word which modifies a noun or pronoun..

Answer 2

$\huge\bf\green{ANSWER}$

• Adjective - Blue
• Adjectives are words that describe nouns (or pronouns).

Hope it helps.