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Duplicate of Chemistry Prior Knowledge Flashcards | StudBud
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Duplicate of Chemistry Prior Knowledge
Duplicate of Chemistry Prior Knowledge
16 terms
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StudBud Administration
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Review of chemistry basics for biology
Flashcards
16 cards
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Practice quiz
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Questions
16
Answers
1
The center of the atom is called the
hub
nucleus
valence level
2
Which part of an atom is involved in making chemical bonds?
nucleus
electrons
neutrons
protons
3
How did you like this way of reviewing?
D
B
A
C
4
The lines in this formula represent
a shared pair of electrons
a chemical reaction
a covalent bond
5
Which part of an atom determines its chemical characteristics?
electrons
protons
neutrons
6
Which particle in an atom has a negative charge?
electron
neutron
proton
7
When two or more atoms combine, you get a _________________.
element
molecule
explosion
isotope
8
All matter is made up of
water
hydrogen
atoms
9
96% of a living organism is made of _______________, hydrogen, oxygen and nitrogen.
carbon
sodium
carbon dioxide
water
10
The type of bond that is formed when one atom gives an electron to the other atom
ionic bond
covalent bond
hydrogen bond
11
You can find out the atomic number of an element by
counting the number of electrons
none of these answers is correct
looking at a periodic table
counting the number of neutrons
12
Which particle in an atom has a positive charge?
neutron
electron
proton
13
The atomic number of an atom is the
number of neutrons
number of protons
number of electrons
number of particles in the nucleus
14
The nucleus of an atom contains
protons and electrons
electrons and protons
protons and neutrons
electrons and neutrons
15
How well did you remember chemistry?
It is starting to come back to me . . .
Most of this was new to me
I rock! I'm ready for the test
I need to do some studying
16
The type of bond when two atoms share a pair of electrons
covalent bond
ionic bond
hydrogen bond