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Chemistry (Tamil Medium) - StudyGuideIndia.com

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1.2 AúYLôhúWô Gi (N A<br />

)<br />

12 ¡ (LôoTu - 12) p LôÔm AÔdL°u Gi¦dûLúV AúYLôhúWô<br />

GiQôÏm (CRu ϱÂÓ N A<br />

)<br />

NÁTj§V A[ÅÓLs, CkR Gi¦u U§l× 6.0221367 × 10 23 Gu\<br />

U§lûTj RkRRôp, 6.023 × 10 23 Guß Ï±dLlTÓ¡\Õ.<br />

JÚ úUôp ùTôÚ°p, AúYLôhúWô Gi¦dûL Es[ êXdáßLs<br />

APe¡Ùs[]. JÚ P_u ØhûPL°p 12 ØhûPLs Es[]. JÚ ÏúWôv<br />

ùTu£pLs 144 ùTu£pLÞdÏf NUm Utßm 1 úUôp GjR]ôp 6.023 × 10 23<br />

GjR]ôp êXdáßLÞdÏf NUm.<br />

Ød¡VjÕYm<br />

SO 2 u êXdáß ¨û\ 64g mol –1 . 64 g SO 2 p 6.023 × 10 23 SO 2<br />

êXdáßLs Es[]. 2.24 × 10 –2 m 3 , SO 2 S.T.P ¨ûX«p 6.023 × 10 23<br />

êXdáßLû[ Es[Pd¡VÕ.<br />

CûRl úTôuú\ CO 2 u êXdáß ¨û\ 44 g mol –1 44 g CO 2 p<br />

6.023 × 10 23 êXdáßLs Es[]. S.T.P. p 2.24 × 10 –2 m 3 CO 2<br />

6.023 × 10 23 CO 2 êXdáßLû[d ùLôiÓs[Õ.<br />

1.3 úUôp ùLôsûL<br />

JÚ ®û]«û] ¨LrjÕmùTôÝÕ, ùTôÕYôL, A§p DÓTÓm AÔdLs<br />

ApXÕ êXdáßL°u Gi¦dûLûV A±Y§p BoYm CÚdÏm. UôßThP<br />

®û]lùTôÚhL°u AÔ ApXÕ êXdáßL°u Gi¦dûLûV A±Y§p<br />

BoYm CÚdÏm. £X NUVeL°p, UôßThP ®û]lùTôÚhL°u AÔ ApXÕ<br />

êXdáßL°u ϱl©hP ®¡RjûR GÓjÕd ùLôs[ úYi¥«ÚdÏm. (G.Lô.)<br />

¸rdLôÔm ®û]«û] LÚj§p ùLôsL.<br />

2 H 2<br />

+ O 2<br />

→ 2H 2<br />

O<br />

CkR ®û]«p JÚ êXdáß Bd£_u CÚ êXdáßLs ûahW_àPu<br />

®û]dÏ EhTÓ¡\Õ. G]úY ûahW_u Utßm Bd³_u êXdáßL°u<br />

®¡Rm 2 : 1 G] AY£VUô¡\Õ. G]úYRôu ®û]l ùTôÚhLs ØÝYÕUôL<br />

®û]«p DÓTÓm. B]ôp AÔdLú[ô, êXdáßLú[ô A[®p £±VÕ.<br />

G]úY, JqùYôuû\Ùm R²jR²VôL GiÔYÕ GuTÕ CVXôR Ju\ôÏm.<br />

G]úY, CkR CÓdLiL°­ÚkÕ ®ÓTP, "úUôp ùLôsûL'<br />

A±ØLlTÓjRlThPÕ. CdùLôsûL«uT¥, JqùYôÚ ùTôÚ°p LôÔm<br />

ÕLsL°u Gi¦dûL AlùTôÚ°u ¨û\ÙPu ùRôPo× HtTÓjRlTÓ¡\Õ.<br />

3

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