WorksheetsAcids and Bases
Total questions: 20
Worksheet time: 10mins
What is the pH of a neutral substance?
3
12
4
7
Vinegar has a sour taste. What will be its pH ?
3.5
7.5
11.3
14
What is the name of the acid present in Coke and Pepsi?
Hydrochloric acid
Acetic Acid
Carbonic Acid
Citric Acid
___________ are corrosive in nature.
Mineral Acids
Bases
Alkalis
Organic Acids
Which indicator toggles between Red and Blue to indicate acidity or basicity?
Methyl Orange
Litmus Paper
Phenolphthalein
Methyl Red
Milk of Magnesia is an example of a _______
Acid
Alkali
Antacid
Base
Acetic acid is found in
Curd
Spinach
Citrus Fruits
Vinegar
Choose the odd one out.
Ammonium Hydroxide
Tartaric Acid
Oxalic Acid
Nitric Acid
Many cleaning solutions are bases. Which of the following is a common property among basic solutions?
Sour Taste
White Colour
Slippery Feel
Salty Taste
Ocean water has a pH value near "8". It would be classified as a ____________
Slightly acidic
A strong base
A neutral substance
Slightly basic (alkaline)
Which substance has the lowest pH?
Milk
NaOH
Pure Water
Lemon Juice
What kind of acid is produced by our muscles when we exercise?
Sulfuric acid
Lactic acid
Acetic acid
Boric Acid
Acids are found on the pH scale between which numbers?
0-14
7-14
0-7
19-42
An organic substance that changes color in the presence of an acid or base is called _________
Indicator
Inhibitor
Catalyst
Salt
Which is the most acidic from the options below?
Banana
Lemon juice
Fish
Orange Juice
_________________can resist the change of pH when you add acids or bases.
Strong Acids
Strong Bases
Salts
Water
Which are the examples of indicators?
Red cabbage indicator and Aspirin
Limewater, Caustic Soda and Methyl Orange
Litmus Paper, Phenolphthalein and Bromothymol Blue
Methyl Orange and Blue Vitriol
Which of the following statements is true concerning acids and bases?
acids and bases don't react with each other
acids mixed with bases neutralize each other
acids mixed with bases make stronger bases
acids mixed with bases make stronger acids
This helps to reduce the amount of acids found in foods.
Ions
Bases
pH
Hydrogen
Which of these is a natural indicator?
China Rose
Methyl Red
Litmus Solution
Lemon Juice
