MCQ
Every inert gas atom
  • Has a saturated outermost shell
  • B
    Has one electron in outermost shell
  • C
    Has eight electrons in outermost shell
  • D
    Has two electrons in outermost shell

Answer

Correct option: A.
Has a saturated outermost shell
a
Every noble gas atom has a saturated outermost shell.

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

The observed osmotic pressure for a $0.10\, M$ solution of $Fe(NH_4)_2(SO_4)_2$ at $25\,^oC$ is $10.8\, atm$. The expected and experimental ( observed) values of van't Hoff factor $(i)$ will be respectively: $(R\,= 0.082\, L\, atm\, k^{-1}\, mol^{-1})$
Given below are two statements

Statement $I$: Aqueous solution of $K _2 Cr _2 O$, is preferred as a primary standard in volumetric analysis over $Na _2 Cr _2 O$, aqueous solution

Statement $II:$ $K _2 Cr _2 O$, has a higher solubility in water than $Na _2 Cr _2 O _7$

In the light of the above statements, choose the correct answer from the options given below:

Match List-$I$ with List-$II$.

Choose the correct answer from the options given below:

Mixture of $PhCHO$ and $HCHO$ is treated with $NaOH$,then cannizzaro reaction  involve

$(A)$ Reduction of $HCHO$

$(B)$ Oxidation of $HCHO$

$(C)$ Reduction of $PhCHO$

$(D)$ Oxidation of $Ph-CHO$

Impure phosphine is combustible due to presence of
Select the rate law that corresponds to the data shown for the following reaction $A+ B\to C$

  Expt. No.   $(A)$  $(B)$  Initial Rate
  $1$   $0.012$  $0.035$  $0.10$
  $2$   $0.024$  $0.070$  $0.80$
  $3$

  $0.024$

 $0.035$  $0.10$
  $4$   $0.012$  $0.070$  $0.80$
An element $(X)$ forms compounds of the formula $XCl_3,\, X_2O_5$ and $Ca_3X_2$, but does not form $XCl_5$. Which of the following is the element
The relative lowering of vapour pressure produced by dissolving $71.5\,g$ of a substance in $1000\,g$ of water is $ 0.00713.$  The molecular weight of the substance will be
In the given conversion best yield will obtained with
If $0.50\, L$ of a $0.60\, M$ $SnSO_4$ solution is electrolyzed for a period of $30.0\, min$ using a current of $4.60\, A$. If inert electrodes are used what is the final concentration of $Sn^{2+}$ remaining in the solution ? .............. $\mathrm{M}$ [ at. wt. of $Sn = 119$]