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15 questions
Lemon juice is ....................... in taste
Sour
Bitter
Salty
Sweet
Which of the following is a Mineral Acid?
Citric Acid
Oxalic Acid
Glycolic Acid
Sulphuric Acid
Fruits such as oranges , lemon etc, contain ........................... Acid
Citric
Lactic
Ascorbic
Acetic
Which one of the following is not a neutral substance ?
Glucose
Sodium Hydroxide
Urea
Sugar
Bases are generally ............................ to touch
Hot
Cold
Soapy
Rough
Bases turn Red litmus to ...................
Green
Yellow
Blue
Black
If the given solution neither changes the colour of the red litmus nor blue litmus paper , it is ..........................
An Acid
A base
Neutral
Colourless
Hydrochloric Acid solution affect .......................... litmus paper
Red
Blue
Both of these
None of these
Bases turn yellow turmeric paper to ...........................
Green
Red
Pink
Orange
Methyl Orange is a
Natural
Human-Made
Pink
Colourless
Which method is recommended to dilute an acid
An acid is added to water
Water added to acid
The Substance which turns Blue litmus red is ......................
Basic
Acidic
Neutral
All of these
Which of the following is a property of an Acid ?
Sour taste
Sweet Taste
Bitter Taste
Salty Taste
Milk of magnesia contains .............................
Sodium
Potassium
Magnesium
Ammonium
Manure is added , when the soil is too ...................................
Acidic
Basic
Neutral
None of these
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