Download App

4. Chemical bonding and molecular structure — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry4. Chemical bonding and molecular structure1 Mark
MCQ
Which forms a crystal of $NaCl$
  • A
    $NaCl$ molecules
  • ✓
    $N{a^ + }$ and $C{l^ - }$ions
  • C
    $Na$ and $Cl$ atoms
  • D
    None of the above
✓

Answer

Correct option: B.
$N{a^ + }$ and $C{l^ - }$ions
(b) $NaCl$ is ionic crystal so it is formed by $N{a^ + }$ and $C{l^ - }$ ions.

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

More "M.C.Q (1 Marks)" from 4. Chemical bonding and molecular structure→4. Chemical bonding and molecular structure — all question types→Chemistry STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Product $(B)$ of the reaction is

$\begin{matrix}
   CH-C{{O}_{2}}H  \\
   \,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   CH-C{{O}_{2}}H  \\
\end{matrix}\xrightarrow[(two\,mole)]{NaOH}(A)\xrightarrow{electrolysis}(B);$

→
The hybridization involved in the six carbon atoms of benzene is
→
Which of the following has maximum $pK_a$​:
→
What happens when an inert gas is added to an equilibrium keeping volume unchanged?
→
${H_{2(g)}} + {I_{2(g)}}$ $\rightleftharpoons$ $2H{I_{(g)}}\,\,\,\Delta H = + q$ $cal,$ then formation of $HI:$
→
Pure ammonia is placed in a vessel at temperature where its dissociation constant ($\alpha $) is appreciable. At equilibrium
→
Calculate $[H^+]$ at equivalent point between titration of $0.1\,M,\,25\,ml$ of weak acid $HA$ $(K_a = 10^{-5})$ with $0.05\,M\,NaOH$ solution.
→
A commercially sold conc. $HCl$ is $35 \% HCl$ by mass. If the density of this commercial acid is $1.46$ $g / mL$, the molarity of this solution is ....$M$

(Atomic mass : $Cl =35.5 \,amu , H =1\, amu$ )

→
When equal volume of following solutions are mixed, precipitation of $AgCl$ will occur in -$(k_{sp}$ of $AgCl = 1.8\times10^{-10})$
→
The second period elements of $p-$ block starting from boron, are restricted to a maximum covalency of :
→