GCE A/L Chemistry 2012 MCQ - Sinhala

5e5b23466c96f32c366a40c5

$\ce{NSF}$ අණුව පිළිබඳව නිවැරදි තොරතුරු ලබාදෙන්නේ පහත සඳහන් වගුවේ කුමන පේළිය ද ?

<table border="1" cellpadding="3" cellspacing="0" style="width:100%">
	<tbody>
		<tr>
			<td>&nbsp;</td>
			<td>$\ce{S}$ හි ඔක්සිකරණ අවස්ථාව</td>
			<td>$\ce{S}$ මත ආරෝපණය</td>
			<td>$\ce{S}$ හි මුහුම්කරණය</td>
			<td>$\ce{N\hat{S}F}$ බන්ධන කෝණය</td>
			<td>$\ce{S-F}$ බන්ධනයේ ස්වභාවය</td>
		</tr>
		<tr>
			<td>(1)</td>
			<td>-4</td>
			<td>-2</td>
			<td>$sp$</td>
			<td>180&deg;</td>
			<td>$\ce{S}$ ($sp$ h.o.) - $\ce{F}$($2p$ a.o.)</td>
		</tr>
		<tr>
			<td>(2)</td>
			<td>-1</td>
			<td>-1</td>
			<td>$sp^2$</td>
			<td>&lt;120&deg;</td>
			<td>$\ce{S}$ ($sp^2$ h.o.) - $\ce{F}$($2p$ a.o.)</td>
		</tr>
		<tr>
			<td>(3)</td>
			<td>0</td>
			<td>+1</td>
			<td>$sp^2$</td>
			<td>&gt;120&deg;</td>
			<td>$\ce{S}$ ($sp^2$ h.o.) - $\ce{F}$($2p$ a.o.)</td>
		</tr>
		<tr>
			<td>(4)</td>
			<td>+1</td>
			<td>0</td>
			<td>$sp^3$</td>
			<td>90&deg;</td>
			<td>$\ce{S}$ ($sp^3$ h.o.) - $\ce{F}$($2p$ a.o.)</td>
		</tr>
		<tr>
			<td>(5)</td>
			<td>+4</td>
			<td>0</td>
			<td>$sp^2$</td>
			<td>90&deg; - 120&deg; අතර</td>
			<td>$\ce{S}$ ($sp^2$ h.o.) - $\ce{F}$($2p$ a.o.)</td>
		</tr>
	</tbody>
</table>

(h.o. = මුහුම් කාක්ෂික, a.o. = පරමාණුක කාක්ෂික)

	$\ce{S}$ හි ඔක්සිකරණ අවස්ථාව	$\ce{S}$ මත ආරෝපණය	$\ce{S}$ හි මුහුම්කරණය	$\ce{N\hat{S}F}$ බන්ධන කෝණය	$\ce{S-F}$ බන්ධනයේ ස්වභාවය
(1)	-4	-2	$sp$	180°	$\ce{S}$ ($sp$ h.o.) - $\ce{F}$($2p$ a.o.)
(2)	-1	-1	$sp^2$	<120°	$\ce{S}$ ($sp^2$ h.o.) - $\ce{F}$($2p$ a.o.)
(3)	0	+1	$sp^2$	>120°	$\ce{S}$ ($sp^2$ h.o.) - $\ce{F}$($2p$ a.o.)
(4)	+1	0	$sp^3$	90°	$\ce{S}$ ($sp^3$ h.o.) - $\ce{F}$($2p$ a.o.)
(5)	+4	0	$sp^2$	90° - 120° අතර	$\ce{S}$ ($sp^2$ h.o.) - $\ce{F}$($2p$ a.o.)