WorksheetsAcid, base and salt
Total questions: 20
Worksheet time: 31mins
When an equal strength acid and base are mixed, what kind of chemical reaction occurs?
Neutralization
Combustion
Oxdation
Decomposition
Which of the following are the characteristics of a BASE?
Very bitter in taste
Liberate OH- ions when dissolved in water
Have pH of less than 7
Turns blue litmus red
The pH scale is used to determine the strength of
acids and bases
chemical bonds
electrical charges
particles in a solution
_______ are corrosive substances characterized as having a strong smell, a sour taste, and a _______.
Which of the following is a soluble salt
AgNO3
AgCl
Ag2CO3
SO2 gas will turns purple colour of KMnO4 to white colour.
True
False
When Pb(NO3)2 reacts with NaCl...
lead chloride and water are produced
sodium nitrate and lead (II) chloride are produced
Lead(II) Chloride and water are produced
Which of the following is an insoluble salt
K2CO3
NH4Cl
Cu(NO3)2
AgCl
Carbon dioxide gas will turns lime water
white
colourless
chalky
Nitrogen dioxide gas...
is a colourless gas
acidic gas
brown in colour
turns red litmus paper to blue
magnesium chloride can be prepared from
magnesium oxide and hydrochloric acid
magnesium carbonate and hydrochloric acid
magnesium nitrate and hydrochloric acid
magnesium and hydrochloric acid
hydrogen gas..
produce pop sound when tested with lighted wooden splinter
has pungent smell
colourless
Which of the following is soluble salt
Zinc Chloride
Lead(II) Chloride
Calcium carbonate
Copper(II) carbonate
Ammonium chloride can be prepared from.....
double decomposition
oxidation reaction
neutralisation reaction
combustion
Cu(NO3)2 can be prepared from
Cu and HNO3
CuCO3 and HNO3
CuO and HNO3
