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An atom with an atomic number of 20 has 20 protons.

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6mo ago

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How many protons are present in an atom which has the atomic number of 27?

27 protons atomic number = number of protons


What are the particles that make a atom including the atomic number and mass number?

The atomic number is the number of protons in an atom (which equal the number of electrons present) The atomic mass is the number of protons+neutrons in an atom


What does the atomic numbers stand for in atoms?

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Atomic mass is defined as the sum of the no. of proton and neutron present in the nucleus of an atom and Atomic Number is defined as the no. of electrons present in the extra nuclear part of an atom . BY; SHUBHAM KAKKAR


The number of present will determine the atomic number of an element?

The atomic number is determined by the number of protonsin the nucleus of the atom.The atomic number is conventionally written to the lower left of the chemical symbol for the element, e.g. for oxygen and for copper:8O 29Cu


The atomic number of an atom is equivalent to which of the following?

The atomic number of an atom is equivalent to the number of protons in its nucleus.


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The number of protons is the atomic number.


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