sc135 spring 2016 quiz 2 basic chemistry, bonds page...
TRANSCRIPT
SC135 spring 2016 quiz 2 basic chemistry, bonds Page 1
Name:______________________________ Date:_______________________________
Most shells (orbitals) of an atom can hold this many electrons (enter a number)1
Given this symbol for chlorine, how many neutrons does the atom have? (enter a number)2
Given the symbol for chlorine in number 2 above, what is the atomic number of chlorine?(enter a number)
3
Neutrons have a positive charge.4
A TrueB False
The smallest particle of an element, which still has the properties of that element, iscalled
5
A hydrogenB an atomC a moleculeD an electron
Which answer shows a chemical formula6
A waterB H20C H-O-HD H-H-OE all of the above
How many hydrogen atoms are in a molecule of C6H12O6? (enter a number)7
The primary components that contribute to the atomic mass are protons and electrons.8
A TrueB False
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SC135 spring 2016 quiz 2 basic chemistry, bonds Page 2
Nitrogen has an atomic number of 7, how many valence electrons does it have? (enter anumber)
9
The bond that holds hydrogen and carbon together in molecules is a(n) ____________bond.
10
A covalentB ionicC hydrogenD none of the above
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SC135 spring 2016 quiz 2 basic chemistry, bonds Page 3
Answer Key :
Question: Answer
SC135 spring 2016 quiz 2 basic chemistry, bonds
8 (+/- 0.0%)118 (+/- 0.0%)217 (+/- 0%)3B4B5B612 (+/- 0.0%)7B85 (+/- 0%)9A10
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