WorksheetsAcid and Base Concepts
Total questions: 12
Worksheet time: 6mins
What is a basic solution?
A basic solution is a solution to a linear programming problem where all constraints are equations and all variables are non-negative.
A basic solution is a solution to a calculus problem where all variables are imaginary numbers.
A basic solution is a solution to a quadratic programming problem where all constraints are equations and all variables are non-negative.
A basic solution is a solution to a linear programming problem where all constraints are inequalities and all variables are negative.
List two properties of acids.
Neutralizes bases, pH less than 7
Forms covalent bonds, pH greater than 7
Donates protons, pH less than 7
Accepts protons, pH greater than 7
Define an acid.
A substance that neutralizes bases.
A substance that donates a proton or accepts an electron pair in reactions.
A substance that absorbs a proton in reactions.
A substance that releases an electron pair in reactions.
What is the pH range of a basic solution?
Greater than 7
Equal to 7
Less than 7
Between 5 and 7
How do acids taste?
Sour
Salty
Bitter
Sweet
What is the effect of acids on litmus paper?
Have no effect on litmus paper.
Cause litmus paper to turn yellow.
Turn red litmus paper blue.
Turn blue litmus paper red.
Define a base.
A base is the top support of a structure.
A base is the middle support of a structure.
A base is the ending point in a mathematical system.
A base is the bottom support of a structure or the starting point in a mathematical system.
What is the pH of a neutral solution?
8
7
10
5
List two properties of bases.
Are acidic
Are colorless
Taste bitter, feel slippery
Smell sweet
How do bases feel to the touch?
Sticky or gooey
Rough or grainy
Soft or fluffy
Slippery or soapy
What is the effect of bases on litmus paper?
Turn yellow litmus paper green
Turn blue litmus paper red
No effect on litmus paper
Turn red litmus paper blue
Explain the difference between acids and bases.
Acids release hydroxide ions (OH-) in water, while bases release hydrogen ions (H+).
Acids release oxygen ions in water, while bases release hydrogen ions.
Acids release hydroxide ions (OH-) in water, while bases release oxygen ions.
Acids release hydrogen ions (H+) in water, while bases release hydroxide ions (OH-) in water.
