MCQ
The unit of atomic weight is
  • A
    $gram$
  • B
    $kg$
  • $gram$ per mole
  • D
    $cm^3$

Answer

Correct option: C.
$gram$ per mole
c

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

A gas formed by the action of alcoholic $KOH$ on ethyl iodide, decolourises alkaline$KMn{O_4}$. The gas is
The $IUPAC$ name of (Figure) is
Identify the major products $A$ and $B$ respectively in the following reactions of phenol.
What is the concentration of nitrate ions if equal volumes of $0.1$ $M\,AgN{O_3}$ and $0.1$ $M\,NaCl$ are mixed together.....$M$
$\,$
Sodium ethoxide has reacted with ethanoyl chloride. The compound that is produced in the above reaction is :
Match $List-I$ with $List-II$. 

$List-I$ $List-II$
$(A)$ $Cd ( s )+2 Ni ( OH )_{3}( s ) \rightarrow CdO ( s )+2 Ni ( OH )_{2}( s )+ H _{2} O (l)$ $(I)$ Primary battery
$(B)$  $Zn ( Hg )+ HgO ( s ) \rightarrow ZnO ( s )+ Hg (l)$ $(II)$ Discharging of secondary battery
$(C)$ $2 PbSO _{4}( s )+2 H _{2} O (l) \rightarrow Pb ( s )+ PbO _{2}( s )+ 2 H _{2} SO _{4}( aq )$ $(III)$ Fuel cell 
$(D)$ $2 H _{2}( g )+ O _{2}( g ) \quad \rightarrow 2 H _{2} O (l)$ $(IV)$ Charging of secondary battery

Choose the correct answer from the options given below.

The following results were obtained during kinetic studies of the reaction $2A+B$ $\to$ products

Experiment

$[A]$

(in $mol\, L^{-1})$

$[B]$

(in $mol\, L^{-1})$

Initial rate of reaction

(in $mol\, L^{-1}\,min^{-1})$

$I$ $0.10$ $0.20$ $6.93 \times {10^{ - 3}}$
$II$ $0.10$ $0.25$ $6.93 \times {10^{ - 3}}$
$III$ $0.20$ $0.30$ $1.386 \times {10^{ - 2}}$

The time(in minutes) required to consume half of $A$ is

Given below are two statements : one is labelled as Assertion $A$ and the other is labelled as Reason $R$ :

Assertion $A$ : Aryl halides cannot be prepared by replacement of hydroxyl group of phenol by halogen atom.

Reason $R$ : Phenols react with halogen acids violently. In the light of the above statements, choose the most appropriate from the options given below:

Which of the following tetracarboxylic acid form di-anhydride