What are long chains of Carbon Molecules called
A small organic molecule (sugars or amino acids), several of which may be bonded together to form a chain called a polymer.
The amount of BaSO4 formed on mixing an aqueous solution of 2.08 gm of BaCl2 and excess of dilute H2SO4 is ___.
(atomic weights : Ba = 137, Cl = 35.5, S = 32, O = 16)
By volume, 78% of air is _______________
What is the general formula of alkenes?
What is the valency of magnesium?
If Metal A displaces Metal B from its solution, then Metal A ____.
An alloy is an example of
Which one of the following is not a borderline element?
In the reaction H2O2 + Cl2 -----> 2HCl + O2, H2O2 acts as
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