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Atoms

See if you can answer the following multiple choice questions. Click check to see if your answers are right, reset to clear the answer boxes and Show Answers to see the correct answers for 5 seconds. Good luck.

 
  1) What are the three kinds of particle found in an atom?  
  Protons, Neutrons, Plectrons
Bretons, Neutrons, Electrons
Protons, Neutrons, Electrons
 
  2) Where in an atom is the nucleus?  
  The top
The middle
The bottom
 
  3) What two kinds of particle are found in the nucleus?  
  Protons and Neutrons
Protons and Electrons
Electrons and Neutrons
 
  4) What charge does the nucleus have?  
  Negative
Positive
No charge
 
  5) What kinds of particles move around the nucleus?  
  Electrons
Protons
Neutrons
 
  6) What charge do these particles have?  
  Negative
Positive
Neutral
 
  7) Where is the mass of an atom concentrated?  
  The top
The nucleus
The outer shell
 
  8) What is the charge on a neutral atom?  
  Negative
Positive
No charge
 
  9) In a neutral atom with 8 protons, how many electrons will there be?  
  7
8
9
 
  10) What happens to a neutral atom if electrons are added or removed?  
  It becomes charged
It remains neutral
It gives off water
 
  11) What two things does the atomic number of an atom tell you?  
  The number of protons it has and the number of electrons it has
The weight of the protons it has and the weight of the electrons it has
The weight of the nucleus and the size of the nucleus
 
  12) What does the mass number or an atom tell you?  
  The number of protons it has
The number of electrons it has
The total number of protons and neutrons it has
 
  13) Sodium (Na) has the mass number 23 and the atomic number 11, how many neutrons does it have?  
  11
23
12
 
  14) What is the name for different atomic forms of the same element which have the same number of protons but a different number of neutrons?  
  Heliotopes
Isotope
Chemitopes
 
  15) Carbon 12 has the mass number 12 and the atomic number 6. How many neutrons and protons does it have  
  12 neutrons and 6 protons
8 neutrons and 6 protons
6 neutrons and 6 protons
 
  16) Does the different number of neutrons in the isotopes Carbon 12 and Carbon 14 affect their chemical behaviour in any way  
  Yes
No
 
  17) What is the maximum number of electrons there can be in the first shell around a nucleus?  
  2
3
4
 
  18) What is the maximum number of electrons there can be in the second shell around a nucleus?  
  8
9
10
 
  19) What is the name for the kind of bonding where atoms swap electrons forming ions which are strongly attracted to each other?  
  Neutronic
Ionic
Covalent
 
  20) What is the name for the kind of bonding where atoms share electrons?  
  Neutronic
Ionic
Covalent
 
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