Download App

STD 12 - p -Block elements - ll — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - p -Block elements - ll4 Marks
MCQ
The molecular formula of sulphur is
  • A
    $S$
  • B
    ${S_2}$
  • C
    ${S_4}$
  • ✓
    ${S_8}$
✓

Answer

Correct option: D.
${S_8}$
d
The most common form of the element sulfur is composed of molecules that consist of eight atoms of sulfur and its molecular formula is $S _8$.

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

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

At higher altitude, boiling point of water is $95\,^oC$. The amount of $NaCl$ added to $1\, kg$ of water $(K_b = 0.52\, K\, mol^{-1}kg)$ in order to raise the boiling point of solution to $100\,^oC$ ......... $gm$. (assuming $90\%$ ionisation of $NaCl$)
→
Hydrolysis of which of the following is not the example of redox reaction?
→
Freon-$114$ used in refrigerator and air conditioners is $1, 2-$ dichorotetrafluoroethane. Its structural formula is
→
$IUPAC$ name of the compound is $\begin{array}{*{20}{c}}
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_3}} \\ 
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\ 
  {C{H_3}C{H_2}C{H_2}C{H_2}C{H_2} - CH - C - C{H_2}C{H_3}} \\ 
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|} \\ 
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_3}\,\,\,\,\,\,\,\,\,C{H_2}C{H_2}C{H_3}\,\,\,} 
\end{array}$
→
$pK _{ a }$ of a weak acid $(HA)$ and $pK _{ b }$ of a weak base $( BOH )$ are 3.2 and 3.4, respectively. The pH of their salt ($A B$) solution is :
→
If $20\,g $ of a solute was dissolved in $ 500\,ml$  of water and osmotic pressure of the solution was found to be $ 600\,mm$  of $Hg  $ at ${15\,^o}C,$ then molecular weight of the solute is
→
The reaction of white phosphorus with sodium hydroxide solution gives
→
The metal complex that is diamagnetic is (Atomic number: $Fe , 26 ; Cu , 29)$
→
The following data are for the decomposition of ammonium nitrate in aqueous solution Volume of ....... The order of the reaction is
${N_2}$ in $cc$ $6.25$ $9.50$ $11.42$ $13.65$ $35.05$
 Time (minutes) $10$ $15$ $20$ $25$ Finally
→
Which of the following species is expected to show the highest magnetic moment? (At. Nos.: $Cr=24$,  $Mn = 25$,  $Co = 27$,  $Ni = 28$,  $Cu = 29)$ 
→