Periodic Table Test

1) _____ The nucleus of an atom contains which particles?
A. ProtonsB. NeutronsC. ElectronsD. Protons and Neutrons  E. Protons and Electrons

2) _____ Which particle is responsible for forming chemical bonds between atoms?
A. ProtonsB. NeutronsC. ElectronsD. Protons and Neutrons  E. Protons and Electrons

3) _____ Which particle determines which element an atom is?
A. ProtonsB. NeutronsC. ElectronsD. Protons and Neutrons  E. Protons and Electrons

4) _____ Which particle is added or removed in the process of ionization?
A. ProtonsB. NeutronsC. ElectronsD. Protons and Neutrons  E. Protons and Electrons

5) _____ Which particle are added together to determine the atomic mass?
A. ProtonsB. NeutronsC. ElectronsD. Protons and Neutrons  E. Protons and Electrons

6) _____ Which particle is different between two isotopes of the same element?
A. ProtonsB. NeutronsC. ElectronsD. Protons and Neutrons  E. Protons and Electrons

7) _____ Which particles are equal in number in an atom with no charge?
A. ProtonsB. NeutronsC. ElectronsD. Protons and Neutrons  E. Protons and Electrons

8) _____ Which particle is different in number between Mg and Mg+2?
A. ProtonsB. NeutronsC. ElectronsD. Protons and Neutrons  E. Protons and Electrons

9) _____ Which particle is different in number between 1H and 2H?
A. ProtonsB. NeutronsC. ElectronsD. Protons and Neutrons  E. Protons and Electrons

10) _____ Which particle is (absolutely, unquestionably) different in number between H and He?
A. ProtonsB. NeutronsC. ElectronsD. Protons and Neutrons  E. Protons and Electrons

11) _____ Which of the following is an ion?
A. CB. Fe+3C. 238U

12) _____ Which of the following is an isotope?
A. CB. Fe+3C. 238U

13) Draw a picture of an atom of helium.  Show its protons, neutrons, and electrons.
 
 
 
 
 

Use your periodic table to fill in the following chart with the number of each particle present.
ProtonsElectronsNeutrons
14) C

15) Fe+3

16) 238U
 

17) What are valence electrons?
 
 

18) Which group of elements do not react with anything?
 
 

19) Which two atoms are most alike in terms of their reactivity?
A. H and HeB. Fe and Co C. Na and KD. C and N

Classify each of the following:
A. Metal B. NonmetalC. Semiconductor (aka Metaloid)
20) Fe  _____22) He  _____24) Si  _____
21) Ge  _____23) Cl  _____25) Na  _____

Name two characteristics of metals.
26)
27)

28) What is Avogadro’s constant?
 
 

29) Write Avogadro’s constant as a number (not in scientific notation).
 
 

30) Why do we use moles instead of counting atoms?
 
 

31) Use dimensional analysis to show how many hours there are in 1 year.
 


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