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Worksheets9SCI 15-08-23
Total questions: 13
Worksheet time: 18mins
Match the following
Salt
Sodium chloride
Metal
Sodium
Acid
Hydrochloric acid
Base
Sodium hydroxide
What forms when an acid reacts with a base?
What forms when a metal carbonate reacts with an acid?
Match the following pH to the substance most likely to have that pH
1
Battery acid
3
Viengar
7
Pure water
9
Baking soda
14
Sodium hydroxide solution
Magnesium + hydrochloric acid ->
Magnesium chloride + hydrogen gas
Draw the electron configuration for magnesium
Which of the following is a metal?
Neon
Oxygen
Argon
Which of the following is a noble gas?
What is the electron configuration for Calcium?
Acids release (a) ions while bases release (b) ions.
Match the following atoms to their atomic number
Boron
5
Neon
10
Calcium
20
Silicon
14
Carbon
6
Match the following chemical names to their atomic symbol
Sodium
Na
Copper
Cu
Nitrogen
N
Helium
He
Potassium
K
Label the following diagram of the atomic structure
Electron
Proton
Neutron
Nucleus
