Numerical based on mass number — task. Science State Board, Class 7.

PDF chapter test TRY NOW

Solve the question given below:

1. Boron atom has 5 protons and 6 neutrons. Find its atomic mass or mass number.

Answer: The atomic mass or mass number of Boron is .

Login or Fast registration

Previous exercise

Exit to the topic

Did you find an error?

Register for free to see more content

Register for free to see more content