Chemistry 🧪 🧪🧪🧪🧪🧪

• Which family does sodium belong to?

  Alkali metals
• Which family does chlorine belong to?

  Halogens
• Which family does iron belong to?

  Transition metals
• Which family does neon belong to?

  Noble gases
• What does diatomic mean?

  It refers to molecules composed of two atoms
• Which of these is not a diatomic element: Nitrogen, iodine, or helium?

  Helium
• Give one way to increase the number of collisions in a chemical reaction.

  Increase the temperature
• What is the atomic number the same as?

  The number of protons in an atom
• Which particle in the atom has a mass of 1 amu and a positive charge?

  Proton
• Which atomic particle has a mass of 1 amu and no charge?

  Neutron
• Which particle has a mass of zero and a negative charge?

  Electron
• What is mass number equal to?

  The sum of protons and neutrons in an atom
• Which particle is shared or transferred in bonding?

  Electron
• Which type of bonding involves sharing electrons?

  Covalent bonding
• Which type of bonding involves transferring electrons?

  Ionic bonding
• In which type of bonding are the structures mainly discrete molecules?

  Covalent bonding
• In which type of bonding is the structure formed a lattice?

  Ionic bonding
• In which type of bonding will a substance conduct when molten or in solution but not as a solid?

  Ionic bonding
• Chemistry Valencies