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WorksheetsCHEMISTRY QUIZ
Total questions: 15
Worksheet time: 5mins
Water-based liquids can be described as acidic, neutral, or basic, with respect to pH. Which of these describes milk?
Slightly acidic
Neutral
Milk does not have a ph
Slightly basic
Noble gases are inert and also known as monoatomic gases because they have completed outer electron shells. Which of these elements isn't a noble gas ?
Helium
Chlorine
Neon
Kryton
The modern atomic mass unit is based on
(a)
We can't live without water! What is it's chemical formula?
H2
H20
H202
H3O
What is the velocity of light in m/s ?
3 x 1010 m/s.
5 x 108 m/s.
3 x 108 m/s.
5 x 1010 m/s.
What of these metals are non metal ?
Lithium
Magnesium
Beryllium
Sulfur
Organic chemistry is the study of the compounds that make up living organisms. All organic molecules contain :
Carbon and oxygen
carbon,hydrogen, nitrogen and oxygen
Carbon and hydrogen
Nitrogen and oxygen
The symbol Ag stands for :
Manganese
Silver
Magnesium
Helium
The symbol Hg stands for :
Mercury
Rhodium
Iridium
Platinum
The symbol Au stands for :
Gold
Cadmium
Zinc
Krypton
W can't live without iron. Where in the body is most of the iron located?
Skin
Body
Blood
Bones
What do we call an atom that has more protons than electrons
An anion
A molecule
A cation
An isotope
Which chemical causes Minamata disease?
Mercury
Xenon
Neon
Magnesium
Which element has no neutrons in it ?
Hydrogen
Radon
Polonium
Tellurium
Bronze is an alloy of what?
Tin
Tin and copper
Aluminium and copper
Magnesium and tin
