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प्रश्न
Select the correct name from the choices given below for the following case.
A chemical used as a preservative for jams, pickles, etc.
विकल्प
Titanium dioxide
Rayon
Benzoic acid
उत्तर
Benzoic acid
संबंधित प्रश्न
What is chemistry?
How is the knowledge of chemistry important to mankind?
What is the contribution of chemistry in the following field?
National Defence
Who is known as the Father of chemistry? Why?
___________ deals with the study of matter and the changes it undergoes.
State the functions of the following basic glass apparatus:
Round bottom flask
State the function of
The clamp mounted on the rod of a retort stand
‘Alchemists are older words for Chemists’. Discuss the statement in brief.
Select the correct name from the choices given below for the following case.
The branch of Science which deals with the different forms of energy e.g. light and sound.
Select the correct name from the choices given below for the following case.
A substance which dissolves grease & oil and is preferred as a – drain cleaner.