In methyl orange solution, bases become:
Colourless
Pink
Orange
Yellow
Which of the following is an inorganic acid?
Hydrochloric acid
Nitric acid
Sulphuric acid
All of the above
In a neutralization reaction, which is always evolved?
Heat
Light
Electricity
What is caustic soda?
Ammonium hydroxide
Magnesium hydroxide
Sodium hydroxide
Potassium hydroxide
Name the base which is a common constituent of soaps.
Which is commercially known as milk of magnesia?
Calcium hydroxide
Aluminium hydroxide
Acid present in lemon.
Tannic acid
Tartaric acid
Oxalic acid
Citric acid
What is caustic potash?
The word acid comes from Latin word acere which means
Sweet
Sour
Slippery
Salty
The acid used for descaling.
