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Soil Health Card was launched by Prime Minister Narendra Modi on 19th Feb. 2015 at Suratgarh, Rajasthan.
Which of the following statement is/are true?
I. Atomic radius increases in moving from left to right along a period.
II. Atomic size...
What is the name of the acid in an ant's sting?
Which element causes whiptail disease in plants?
In a compound, the elements are always present in definite proportions by:
Which of the following alkali metals has the highest specific heat?
Metallurgy is the process of:
The process of depositing a layer of any desired metal on another material by means of electricity is called:
Statement I: Glass is not considered as a true compound. Statement II: Glass does not have a definite melting point.
Codes:
What is the main chemical used in the production of matchsticks?
In the synthesis of aspirin (acetylsalicylic acid) from salicylic acid, which reagent is used?