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The total number of protons and neutrons...

The total number of protons and neutrons in an atom is called its__________

A

mass number

B

atomic number

C

mass

D

none of the above

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JNAN PUBLICATION-MATTER (STRUCTURE OF MATTER)-EXAMPLE
  1. Symbo of Ferric ion is

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  2. Charged atoms are called

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  3. The total number of protons and neutrons in an atom is called its

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  4. State whether True or False:- Nearly the whole mass of an atom remai...

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  5. State whether True or False:- John Dalton's experiment proved the ex...

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  6. State whether True or False:- Neutrons are electrically neutral.

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  7. State whether True or False:- An iron atom is heavier than a gold at...

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  8. State whether True or False:- In a solid the average distance betwee...

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  9. State whether True or False:- The kinetic energy of molecules in a l...

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  10. State whether True or False:- Salt (NaCl) melts at a temperature of ...

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  11. State whether True or False:- Ionic compounds are made of molecules.

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  12. State whether True or False:- Liquids have definite shape, but they ...

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  13. State whether True or False:- The mass of an atom can not be measure...

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  14. Fill in the blanks: - In 1808 published his atomic theory.

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  15. Fill in the blanks: - The samllest particle of an element that retai...

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  16. Fill in the blanks: - Atoms of the same element possessing unequal n...

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  17. Fill in the blanks: - Electrons are charged.

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  18. Fill in the blanks: - The number of protons in an atom is called its...

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  19. Fill in the blanks: - The total number of protons and neutrons is an...

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  20. Fill in the blanks: - The has mass but no charge.

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