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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