WorksheetsWater and pH
Total questions: 6
Worksheet time: 13mins
Water is a polar molecule
True
False
Which of the following make up a water molecule
one hydrogen and two oxygen atoms
two hydrogen and one oxygen atom
one sodium and two hydrogen
three hydrogen and one oxygen
Ice floats in water because
cohesion
ice is more dense than water
water shrinks when it freezes
water expands when it freezes
If a substance has a pH level that is BELOW 6.9 it is a(an)
base
acid
neutral
What are the charges in a water molecule?
Hydrogens have a slightly positive charge while oxygen has a slightly negative charge
hydrogens have a slightly negative charge while oxygen has a slightly positive charge
the charges are the same throughout the molecule
both sides have a positive charge
Which molecule is higher in concentration in a basic solution
OH (hydroxide)
H (hydrogen)
O (oxygen)
H2O (water)
