Please select a subject first
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pH of a solution is 12. The number H+ ions present in 1 cm3 of this solution is ____________.
Concept: undefined >> undefined
Maximum coagulation power is in ____________.
Concept: undefined >> undefined
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Consider the cell \[\ce{Al | Al^{3+} (1 M) || Sn^{2+} (1 M) | Sn}\], \[\ce{E^0_{Al}}\] = −1.66 V; \[\ce{E^0_{Fe}}\] = −0.136 V, ∆G0 for the above cell is ____________.
Concept: undefined >> undefined
Which of the following is NOT true for lyophilic colloids?
Concept: undefined >> undefined
\[\ce{(CH3)2CH - O - CH3 ->[Cold HI] X + Y}\]
\[\ce{X ->[K2Cr2O7][dil. H2SO4] Z}\]
\[\ce{Y ->[NaOH(aq)][\Delta] CH3OH}\]
Identify X, Y and Z.
Concept: undefined >> undefined
The pH of 0.001 M HCl solution is ______.
Concept: undefined >> undefined
Mixing of two oppositely charged sols leads to ____________.
Concept: undefined >> undefined
To prepare ethanol from methyl magnesium bromide, the other reagent required is ____________.
Concept: undefined >> undefined
Tyndall effect is observed due to ____________.
Concept: undefined >> undefined
Smoke is an example of ____________.
Concept: undefined >> undefined
Which of the following polymers contain ester linkage?
Concept: undefined >> undefined
Which among the following is biodegradable polymer?
Concept: undefined >> undefined
Which among the following is a linear polymer?
Concept: undefined >> undefined
Which of the following reaction does NOT involve replacement of diazonium group?
Concept: undefined >> undefined
Which of the following is a Gattermann reaction?
Concept: undefined >> undefined
When methoxy benzene reacts with HI at room temperature the products formed are ______.
Concept: undefined >> undefined
Which among the following defects is observed in Brass?
Concept: undefined >> undefined
Replacement of diazo group by Cl using cuprous chloride is known as ____________.
Concept: undefined >> undefined
An aqueous solution of which of the following will have a pH greater than 7?
Concept: undefined >> undefined
Which of the following is CORRECT regarding nylon 2-nylon 6 and PHBV?
(I) Both are condensation polymers.
(II) Both are copolymers.
(III) Both are aliphatic polyesters.
(IV) Both are non-biodegradable.
Concept: undefined >> undefined
