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:
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