Test your basic knowledge |

Pre - AP Chemistry

Subjects : pre-ap, science
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A testable statement






2. Particle of electromagnetic radiation having zero mass and carrying a quantum of energy.






3. Which way it spins. (up or down)






4. A pure substance made of only one kind of atom






5. The electrons available to be lost - gained - or shared in the formation of chemical compounds.






6. The total amount of energy level an atom has.






7. The elements of group 1 of the periodic table.






8. The smallest unit of an element that maintains the properties of that element






9. An element that has some characteristics of metals and some characteristics of nonmetals






10. A measure of the amount of matter






11. A negative ion.






12. A measure of the gravitational pull on matter






13. Atoms of the same element that have different masses






14. Any process that results in the formation of an ion.






15. Mass is neither created nor destroyed duringordinary chemical or physical reactions






16. The suborbitals of an atom. (S - P - D - F)






17. Narrow beam of the emitted light was shined through a prism - it was separated into four specific colors of the visible spectrum.






18. The physical and chemical properties of the elements are periodic functions of their atomic numbers.






19. The state of matter in which the substance has definite volume and definite shape






20. A vertical column of the periodic table






21. The amount of space occupied by an object






22. The p-block elements together with the s-block elements.






23. Not having a uniform composition throughout






24. An arrangement of the elements in order of their atomic numbers so that the elements with similar properties fall in the same column or group.






25. The total number of protons and neutrons in the nucleus of an isotope






26. A 3D region around the nucleus that indicates the probable location of an electron.






27. The elements of group 17 of the periodic table.






28. The state of matter in which a substance has neither definite volume nor definite shape






29. Any substance that has a definite composition






30. A substance that is formed by a chemical change






31. Describes mathematically the wave properties of electrons and other very small particles.






32. A logical approach to solving problems by observing and collecting data - formulating hypotheses - testing hypotheses - and formulating theories that are supported by data






33. A specific portion of matter in a given region of space that has been selected for study during an experiment or observation






34. The general term for any isotope of any element






35. Specify the properties of atomic orbitals and the properties of electrons in orbitals.






36. Emission of electrons from a metal when light shines on a metal.






37. A vertical column of the periodic table






38. A chemical compound contains the same elementsin exactly the same proportions by mass regardless of the size of the sample orthe source of the compound






39. A substance that is made from the atoms of two or more elements that are chemically bonded






40. Minimum quantity of energy that can be lost or gained by an atom.






41. The Group 18 elements (helium - neon - argon - krypton - xenon - and radon)






42. A substance that reacts in a chemical change






43. Orbitals of equal energy are each occupied by one electron before any orbital is occupied by a second electron - and all electrons in singly occupied orbitals must have the same spin state.


44. The amount of a substance that contains as many particles as there areatoms in exactly 12 g of carbon-12






45. The smallest unit of an element that maintains the properties of that element






46. Two quantities that give a constant value when one is divided by the other






47. One wave per second.






48. A horizontal row of elements in the periodic table






49. If two or more different compounds arecomposed of the same two elements - then the ratio of the masses of the secondelement combined with a certain mass of the first element is always a ratio ofsmall whole numbers






50. Having a uniform composition throughout