Acid bases and salts

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