Advertisements
Advertisements
The rate constant of a reaction has same units as the rate of reaction. The reaction is of ____________.
Concept: undefined >> undefined
An element (atomic mass M g/mol) having bcc structure has unit cell edge 400 pm. The density of the element is ____________ g/cm3.
[NA = 6.0 × 1023 atom mol−1)
Concept: undefined >> undefined
Advertisements
The IUPAC name of the following compound.
\[\begin{array}{cc}
\phantom{.}\ce{CH(CH3)2}\\
|\phantom{........}\\
\ce{CH3 - CH2 - CH2 - CH - CH - CH2 - CH - CH2}\\
\phantom{............................}|\phantom{...................}|\phantom{...}\\
\phantom{...........................}\ce{CH2CH3}\phantom{...........}\ce{CH3}\phantom{}
\end{array}\]
Concept: undefined >> undefined
Select the CORRECT match.
Concept: undefined >> undefined
If [A] is the concentration of A at any time t and [A]0 is the concentration at t = 0, then for the 1st order reaction, the rate equation can be written as ____________.
Concept: undefined >> undefined
A first order reaction completes its 10% in 20 minutes, then the time required to complete its 19% is ____________.
Concept: undefined >> undefined
The CORRECT decreasing order of solubility in water will be ____________.
Concept: undefined >> undefined
The first element of 3d series is ____________.
Concept: undefined >> undefined
If [A]0 is the initial concentration, then the half life of zero order reaction is ____________.
Concept: undefined >> undefined
Which of the following are examples of weak bases?
Concept: undefined >> undefined
Match the following:
| Column I | Column II |
| i. Limestone | a. CaO |
| ii. Quick lime | b. Ca(OH)2 |
| iii. Slaked lime | c. CaCO3 |
| iv. Caustic soda | d. NaOH |
Concept: undefined >> undefined
The mass of sulphur dioxide produced by burning 32 g of sulphur in excess of oxygen in contact process is ____________ g.
(Average atomic mass: S = 32 u, O = 16 u).
Concept: undefined >> undefined
How many total constituent particles are present in simple cubic unit cell?
Concept: undefined >> undefined
Which among the following is a neutral complex?
Concept: undefined >> undefined
The bond angle \[\ce{H-O-O in H2O2}\] in gaseous phase is ______.
Concept: undefined >> undefined
The activation energy of a reaction is zero. Its rate constant at 280 K is 1.6 × 10-6 s-1, the rate constant at 300 K is ______.
Concept: undefined >> undefined
The percentage of unoccupied volume in simple cubic cell is ______.
Concept: undefined >> undefined
The CORRECT order of decreasing ionic radius is:
Concept: undefined >> undefined
The IUPAC name of the complex [Co(C2O4)3]3− is ____________.
Concept: undefined >> undefined
\[\ce{NaOH + SO2 -> X + H2O}\]
\[\ce{X + H2O + SO2 -> Y}\]
Identify X and Y.
Concept: undefined >> undefined
