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)
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Pentane has _____ structural isomers.
_____ is the fourth state of matter.
Which one of the following triad represents Dobereiner's Triad?
Which of the following fuel has maximum calorific value?
Which of the following elements has the lowest melting point?
The chemical weathering of feldspar produces
_______________ of a material is defined as the minimum amount of the work necessary to remove a free electron from the surface of the material.
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