APES chapter 2 QUIZ

If two atoms of an element are isotopes, then they have a different

• atomic symbol

• number of protons

• number of neutrons

• number of electrons

• atomic number

If two atoms of an element are isotopes, then they have a different

• atomic symbol

• number of protons

• number of neutrons

• number of electrons

• atomic number

If two atoms of an element are isotopes, then they have a different

• atomic symbol

• number of protons

• number of neutrons

• number of electrons

• atomic number

the chemical bond that forms from the attraction of sodium ions and chlorine atoms in table salt (NaCl) is called

• a covalent bond

• a polar bond

• a hydrogen bond

• an ionic bond

• a nucleic bond

Which of the following is NOT a property of water that allows it to support life?

• surface tension

• capillary action

• solvent ability

• High boiling point

• high viscosity

Which of the following has the highest pH?

• pure water

• bleach

• cola beverage

• sea water

• acid rain

which of the following is an organic compound?

• CH₄

• NH₃

• NaCl

• H₂O

• CO₂

Which of the following is NOT a macromolecule?

• Carbohydrates

• nucleic acids

• organelles

• proteins

• lipids

If a photovoltaic panel produces 1,000 watts of electrical energy and is active for 12 hours each day, how many kWh of electricity will be produced in a week?

• 63kWh

• 12kWh

• 84kWh

• 70kWh

• 7kWh

A car travelling down the highway represents

• kinetic energy

• electromagnetic radiation

• potential energy

• chemical energy

• entropy