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Grade 10 Periodic Table and Elements
The atomic number of an element is same as the number of
  1. protons.
  2. neutrons.
  3. protons + electrons.
  4. protons + neutrons.
Grade 5 Atomic Structure
What is a proton?
  1. A subatomic particle with no charge.
  2. A subatomic particle with a negative charge.
  3. A subatomic particle that has melted.
  4. A subatomic particle with a positive charge.
Grade 10 Periodic Table and Elements
Grade 9 Atomic Structure
What does the nucleus of an atom contain?
  1. protons and neutrons
  2. protons and electrons
  3. protons only
  4. electrons only
Grade 7 Atomic Structure
Protons have
  1. negatives charges
  2. no charge
  3. positive charges
  4. no electric charge
Grade 10 Atomic Structure
Which statement correctly identifies the subatomic particles located in the nucleus of a sulfur atom?
  1. Neutrons and Protons
  2. Electrons and Protons
  3. Protons, only
  4. Electrons, only
Grade 10 Atomic Structure
Grade 9 Stars
Grade 10 Atomic Structure
An atom consists of what key, primary components?
  1. ions, protons, electrons
  2. protons, electrons, molecules
  3. protons, electrons, neutrons
  4. elements, neutron protons
Grade 9 Atomic Structure
The nucleus is made up of which subatomic particles?
  1. Protons and electrons
  2. Electrons and neutrons
  3. Protons and neutrons
  4. Protons, neutrons, and electrons
Grade 9 Atomic Structure
The nucleus if made up of
  1. protons and electrons.
  2. electrons and neutrons.
  3. protons and neutrons.
  4. protons, neutrons, and electrons.
Grade 10 Atomic Structure
The nucleus is made up of
  1. protons and electrons.
  2. electrons and neutrons.
  3. protons and neutrons.
  4. protons, neutrons and electrons.
Grade 8 Atomic Structure
What is the nucleus made of?
  1. protons
  2. electrons
  3. neutrons
  4. protons and electrons
  5. protons and neutrons
  6. electrons and neutrons
Grade 7 Atomic Structure

This question is a part of a group with common instructions. View group »

An atoms' nucleus contains                                .
  1. neutrons only
  2. protons and electrons
  3. neutrons, protons, and electrons
  4. protons and neutrons
Grade 6 Atomic Structure
Where is the proton located?
  1. in the nucleus
  2. outside the nucleus
Grade 7 Atomic Structure
Grade 9 Periodic Table and Elements
All atoms of the same element contain the same number of what?
  1. Neutrons
  2. Protons
  3. Neutrons and electrons
  4. Neutrons and protons
College Periodic Table and Elements
What is the atomic number and atomic mass?
  1. number- protons mass- protons+neutrons
  2. number- electrons mass- protons
  3. number- valence electrons mass- neutrons
  4. number- valence electrons mass- protons
  5. number- protons mass- protons+electrons
Grade 11 Atomic Structure
What is the nucleus of an atom made up of?
  1. Electrons and protons
  2. Protons and neutrons
  3. Neutrons and electrons
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