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20 questions
Oranges, Lemons, and limes taste sharp or sour because they contain a solution called
Alkali
Acid
Nitric acid
Hydrochloric acid
Sulphuric acid
Where Hydrochloric Acid found
In the Lemon
In the Tea
In the Milk
In the Stomach
Acids have
Sweet Taste
Sour Taste
Bitter Taste
Fizzy Drinks are made by adding carbon dioxide gas to the drink when carbon dioxide dissolves in water a very weak acid is formed called
Carbonic Acid
Acetic Acid
Oxalic Acid
Tannic Acid
Sulphuric Acid is used in
Soaps
Explosives
Car Batteries
Fertilizers
About ------------- of sulphuric acid are manufactured in the world each year.
15000 Million Tones
160 Million Tones
150000 Million Tones
150 Million Tones
Alkali are ------- to touch
Sticky
Soapy
Soft
Acids and Alkalis are Corrosive
True
False
Another name of Sodium Hydroxide is
Caustic Soda
Lemon Soda
The strength of an acid measured by its pH
True
False
The lower the pH number the -------the acid
Stronger
Weaker
Every acid contains-----ions
Hydrochloric
Sulphuric
Hydrogen
When an acid is mixed with small quantity of water it is
Dilute Acid
Concentrated Acid
What is the pH of Neutral solution
14
5
7
1
What is the pH of acid
1-7
4-14
1-6
7-14
Litmus comes from a small plant called
Hydrogenea
Sunflower
Rose
Lichens
What is the pH of alkali
7-14
8-14
1-6
1-10
In Phenolphthalien colour of Acid and Alkali is
Clourless , Pink
Clourless , Purple
Blue- Pink
Pink-Orange
When Acid and Alkali are mixed together, the products are
Water And Glucose
Salt And Hydrogen
Salt And Water
HCI + NaOH ------> NaCl + H2O is a ------ reaction
Neutralization
Combustion
Displacement
Decomposition
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