Question

Match the given elements with their respective atomic mass and then choose the correct option.

Elements	Atomic mass (amu)
1. Nitrogen	a. 23
2. Oxygen	b. 40
3. Sodium	c. 14
4. Calcium	d. 16

• A. 1:(a); 2:(b); 3:(c); 4:(d)
• B. 1:(c); 2:(a); 3:(d); 4:(b)
• C. 1:(b); 2:(a); 3:(d); 4:(c)
• D. 1:(c); 2:(d); 3:(a); 4:(b)

Answer 1

The correct option is D 1:(c); 2:(d); 3:(a); 4:(b)

The atomic mass of nitrogen, oxygen, sodium, and calcium are 14, 16, 23, and 40 amu, respectively.
Therefore, the Correct Answer is Option ‘B’.