Distinguish between atomic number and atomic mass number.

  1. 👍 0
  2. 👎 0
  3. 👁 209
  1. Atomic number is the number of protons in the nucleus. The atomic mass number (I prefer to leave the word atomic off and just call it mass number) is the number of protons and neutrons (protons and neutrons may be called nucleons) in the nucleus.

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. science

    1.the modern atomic model includes orbiting the nucleus. which of the following parts of dalton's was disproved by the discovery of the electron atoms are tiny particles atoms cannot be divided into smaller parts atoms have

  2. science

    HELP ME !!!!!!! What is the atomic number of an atom?(1 point) the number of particles in the nucleus the number of protons the number of neutrons the number of particles outside the nucleus Which statement about an atom is

  3. Science

    1. Which statement about subatomic particles is NOT true? (1 point) Protons and neutrons have almost the same mass. Protons and electrons have opposite charges. Unlike protons and electrons, neutrons have no charge. Protons and

  4. Science

    if an atom has 17 electrons and its mass number is 35, calculate the following: number of protons, atomic number, and number of neutrons. i think there would be: an atomic number of 17, there would be 17 protons, and there would

  1. Chemistry

    What is the nuclear charge of an atom with a mass of 23 and an atomic number of 11? (1) 11+ (2) 12+ (3) 23+ (4) 34+ How do you figure this out? Would the answer be (1) 11+ since the atomic number is 11 and atomic #=protons which

  2. science Help 911!!

    If new information about the behavior of atoms is discovered and verified, then revisions will need to be made to the current? A. atomic theory B. atomic model C. atomic number D. carbon cycle Is the answer A?

  3. Chemistry

    Write a brief passage describing a neutral atom of nitrogen-14 (N-14). Describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and

  4. Science

    What is the atomic number of an atom?(1 point) A. the number of particles outside the nucleus B. the number of particles in the nucleus C. the number of neutrons D. the number of protons Which statement about an atom is correct?(1

  1. Chemistry

    What limitations might an atomic model have in properly illustrating the structure of an atom? An atomic model cannot be used to represent the relative number of each subatomic particle within a specific atom. An atomic model

  2. chemistry

    name each isotope, and write it in symbolic notation atomic number 26; mass number 56 atomic number 29; mass number 64 atomic number 17; mass number 37

  3. Chemistry-Bonding

    Classify the following bonds as ionic, covalent, or neither (O, atomic number 8; F, atomic number 9; Na, atomic number 11; Cl, atomic number 17; U, atomic number 92). a.) O with F _________ b.) Ca with Cl __________ c.) Na with Na

  4. Final Exam- Honors Physical Science

    how can you determine the number of protons, electrons,neutrons, atomic number, and the atomic mass of an element using the periodic table? Atomic mass is given in the table, as well as the atomic number and atomic mass number.

You can view more similar questions or ask a new question.