Q. Which of the following is/are chemical properties of an element?
1.Combustibility
2.Melting point
3.Boiling point
Choose the correct answer from below given codes:

[A] 1 only

[B] 1 and 2 only

[C] 2 and 3 only

[D] 1, 2 and 3

Answer: A
Notes:

Explanation: Every substance has unique or characteristic properties. These properties can be classified into two categories — physical properties, such as colour, odour, melting point, boiling point, density, etc., and chemical properties, like composition, combustibility, ractivity with acids and bases, etc.

Source: Science NCERT

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