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5 Written questions

5 Matching questions

  1. Ions
  2. Inorganic compounds
  3. proteins
  4. Electron Shells
  5. Bases
  1. a Lack carbon and tend to be small, simple molecules.
  2. b Orbits or fixed regions of space around the nucleus that electrons occupy.
  3. c the main building material of all cells.
  4. d Charged particles
  5. e Hydroxides ionize and dissociate in water releasing hydroxyl ions (OH-)

5 Multiple choice questions

  1. Process of spontaneous atomic decay.
  2. When two or more atoms combine chemically.
  3. Carbon containing compounds.
  4. Measures the relative concentration of hydrogen and hydroxyl ions in various solutions.
  5. the nucleic acids that contains ribose acts in protein synthesis. Present in all living cells. Principal role is to aid as a messenger carrying instructions from DNA for controlling the synthesis of proteins.

5 True/False questions

  1. Covalent BondBond formed from molecules where atoms share electrons.

          

  2. NeutronsNegatively charged atomic particles.

          

  3. Neutralization reactionThe type of exchange reaction in which an acid and a base interact.

          

  4. EnergyThe ability to do work or to put matter into motion.

          

  5. HydrolysisAtomic particles with a positive charge.

          

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