Introduction To Chemistry Question Preview (ID: 47293)
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What is chemistry
a) it is the study of atoms and particles
b) It is the study of humans
c) it is the study of numbers
d) None
What is mole
a) mass/molar mass
b) molar mass/mass
c) mass x molar mass
d) volume x gas constant
How is the volume of gas calculated?
a) gas constant x mol
b) mol x molar mass
c) gas constant / mol
d) cant be calculated
NaCl is a
a) covalent compound
b) ionic compound
c) metal
d) wood
CCl4 has
a) metal bonds
b) ionic bonds
c) covalent bonds
d) no bonds
Ionic substances are
a) hard and brittle
b) soft
c) hard and sturdy
d) bouncy
Which of these is not an intermolecular force
a) Van der waals
b) dipole-dipole
c) hydrogen bonds
d) covalent bonds
The angle between BF3 is
a) 120 degrees
b) 130 degrees
c) 145 degrees
d) 180 degrees
The angle in a water molecule is
a) 100 degrees
b) 101 degrees
c) 104.5 degrees
d) 107 degrees
Which is the strongest intermolecular force
a) hydrogen bonds
b) dipole-dipole bonds
c) dispersion force
d) covalent bonds
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