Question

what is the atomic no. of oxygen and mass of oxygen ​

Answer 1

Answer:

Atomic mass of Oxygen = 16u

Atomic no. of Oxygen = 8

Explanation:

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Answer 2

Question :-

What is the atomic no. of oxygen and mass of oxygen ?

Answer :-

Atomic number of Oxygen is 8

Mass of Oxygen is 16

Extra Information :-

• The total number of proton and neutron is called mass number .Simply :- Mass number =Proton + Neutron .

• The proton number is called atomic number.

Examples :

• Mass number of Carbon is 12 and atomic number is 6
• Mass number of Nitrogen is 14 and atomic number is 7
• Mass number of Lithium is 7 and atomic number is 3
• Mass number of hydrogen is 1 and atomic number is also 1
• Mass number of Zinc is 65 and atomic number is 30

➫ Symbol of Oxygen is O

➫ The atomic number of an element never changes, meaning that the number of protons in the nucleus of every atom in an element is always the same.

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