Berzelius, Jöns Jakob, Essai sur la théorie des proportions chimiques et sur l' influence chimique de l' électricité

Table of Notes

< >
[Note]
Page: 265
[Note]
Page: 266
[Note]
Page: 267
[Note]
Page: 268
[Note]
Page: 269
[Note]
Page: 270
[Note]
Page: 271
[Note]
Page: 272
[Note]
Page: 273
[Note]
Page: 274
[Note]
Page: 275
[Note]
Page: 276
[Note]
Page: 277
[Note]
Page: 278
[Note]
Page: 279
[Note]
Page: 280
[Note]
Page: 281
[Note]
Page: 282
[Note]
Page: 283
[Note]
Page: 284
[Note]
Page: 285
[Note]
Page: 286
[Note]
Page: 287
[Note]
Page: 288
[Note]
Page: 289
[Note]
Page: 290
[Note]
Page: 291
[Note]
Page: 292
[Note]
Page: 293
[Note]
Page: 294
< >
page |< < (56) of 337 > >|
    <echo version="1.0RC">
      <text xml:lang="fr" type="free">
        <div xml:id="echoid-div15" type="section" level="1" n="10">
          <p>
            <s xml:id="echoid-s583" xml:space="preserve">
              <pb o="56" file="0076" n="76" rhead="SUR LA THÉORIE"/>
            des proportions chimiques, nous passerons à
              <lb/>
            l’étude des forces doù dépendent les combinai-
              <lb/>
            sons mutuelles des éléments; </s>
            <s xml:id="echoid-s584" xml:space="preserve">et comme la com-
              <lb/>
            bustion est celle qui a le plus excité l’atten-
              <lb/>
            tion des chimistes, et qui a été le plus étudiée,
              <lb/>
            nous nous en occuperons principalement.</s>
            <s xml:id="echoid-s585" xml:space="preserve"/>
          </p>
          <p style="it">
            <s xml:id="echoid-s586" xml:space="preserve">3° Exposition de la théorie électro-chimique,
              <lb/>
            telle qu’elle paraît résulter de l’expérience acquise
              <lb/>
            jusqu’à présent.</s>
            <s xml:id="echoid-s587" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s588" xml:space="preserve">La théorie de la combustion et dès phéno-
              <lb/>
            mènes qui l’accompagnent a toujours été la
              <lb/>
            base de la théorie chimique, et il est proba-
              <lb/>
            ble qu’elle ne cessera pas de l’être à l’avenir.
              <lb/>
            </s>
            <s xml:id="echoid-s589" xml:space="preserve">A toutes les époques du développement de la
              <lb/>
            chimie, l’on a reconnu l’insuffisance de nos no-
              <lb/>
            tions sur cette matière, et en tàchant de les faire
              <lb/>
            accorder avec les faits, dont le nombre augmente
              <lb/>
            sans cesse, l’on a cherché à leur donner le plus
              <lb/>
            haut degré de probabilité possible; </s>
            <s xml:id="echoid-s590" xml:space="preserve">mais on n’a
              <lb/>
            jamais senti, plus qu’à présent, combien nos
              <lb/>
            connaisances à cet égard sont imparfaites, et
              <lb/>
            jamais il n’a été plus nécessaire de recher-
              <lb/>
            cher à quel degré les principes admis jusqu’ici
              <lb/>
            peuvent être inexacts et contraires aux expé-
              <lb/>
            riences. </s>
            <s xml:id="echoid-s591" xml:space="preserve">Cependant, quoique nous ne soyons pas
              <lb/>
            sans espérance de pouvoir fournir des matériaux
              <lb/>
            pour le perfectionnement de la théorie, nous
              <lb/>
            sommes loin de prétendre que les changements
              <lb/>
            amenés aujourd’hui par l’accroissement de </s>
          </p>
        </div>
      </text>
    </echo>
Impressum