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WorksheetsHigh school Mini MAy Quiz 2024
Total questions: 20
Worksheet time: 3600secs
The correct name of the acid with the formula H2SO3 is ____;
sulfuric acid
hydrosulfuric acid
sulfurous acid
persulfuric acid
What does Universal Indicator measure?
the pH of a solution
the color of an acid-base solution
the strength of a neutral solution
The pH of 4 solutions were measure in a lab. Which of the solutions is the most basic (alkaline)?
NaOH + H20 --> Na+ + OH-
Is NaOH and acid or base?
acid
base
no way to tell
You have a container with a liquid at a pH of 5.5 You want to make the liquid more alkaline. You should add ___.
an acid
a base
What is the purpose of an "indicator"?
changes color if a chemical reaction occurs
changes color if a physical change occurs
changes color in the presence of an acid or base
changes color when a salt dissolves in water
Which of the following is a neutralization reaction?
2Na + Cl2 → 2NaCl
CH4 + 2O2 → CO2 + 2H2O
HCl + KOH → KCl + H2O
CaCO3 → CO2 + CaO
Salts that are made with hydrochloric acid are called ______________.
chlorides
sulfates
nitrates
carbonates
Which of the following statements best define the term ‘salt’?
Salt is formed when metal reacts with an alkali.
Salt contains sodium ions and chloride ions.
Salt is formed from a weak Van der Waals’ forces of attraction.
Salt is formed when the hydrogen ions in an acid is replaced by metal or ammonium ions.
Acid, Base, Salt: Na2SO4
Acid
Base
Salt
Acid, Base, or Salt: NaOH
Acid
Base
Salt
Which of the following preparation of salt is incorrect?
acid + alkali
acid + metal oxide
acid + carbonate
acid + acid
What type of oxide is:
Water
Amphoteric Oxide
Basic Oxide
Neutral Oxide
Acidic Oxide
What type of oxide is:
Copper (II) Oxide
Amphoteric Oxide
Basic Oxide
Neutral Oxide
Acidic Oxide
What type of oxide is:
Nitrogen Dioxide
Amphoteric Oxide
Basic Oxide
Neutral Oxide
Acidic Oxide
What type of oxide is:
Carbon Dioxide
Amphoteric Oxide
Basic Oxide
Neutral Oxide
Acidic Oxide
Which statement is false of acidic oxides?
They are oxides of non-metals.
They dissolve in water to form acids.
They do no react with acids or alkalis.
They react with alkalis to form salt and water.
