Elementary Chemistry |
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Page 3
But the withdrawal of these properties did not leave the magnesium as it was
before heating ; accompanying the exhibition of these properties there was a
gradual change of the magnesium into a substance so unlike magnesium as to
be at ...
But the withdrawal of these properties did not leave the magnesium as it was
before heating ; accompanying the exhibition of these properties there was a
gradual change of the magnesium into a substance so unlike magnesium as to
be at ...
Page 5
Now we recognise different substances by their properties . 6 One kind of matter
is recognised , and distinguished from other kinds of matter , by its colour , texture
, brittleness , opacity , relative density , hardness , & c . ; also by its behaviour ...
Now we recognise different substances by their properties . 6 One kind of matter
is recognised , and distinguished from other kinds of matter , by its colour , texture
, brittleness , opacity , relative density , hardness , & c . ; also by its behaviour ...
Page 6
... greyish purple colour , opacity , easy solubility in alcohol with production of a
reddish brown liquid , and by the fact that when a drop or two of this liquid is
added to a very little starch paste a substance is formed which colours the liquid
deep ...
... greyish purple colour , opacity , easy solubility in alcohol with production of a
reddish brown liquid , and by the fact that when a drop or two of this liquid is
added to a very little starch paste a substance is formed which colours the liquid
deep ...
Page 10
magnesia took the place of magnesium ; copper , the place of the copper
sulphate ; what is meant by saying one substance takes the place of another ? An
electric current was passed through water , some of the water disappeared and in
its ...
magnesia took the place of magnesium ; copper , the place of the copper
sulphate ; what is meant by saying one substance takes the place of another ? An
electric current was passed through water , some of the water disappeared and in
its ...
Page 14
... relative * If the student is not familiar with the connection between mass and
weight he ought to consult a treatise on physics . masses of substances are
determined in chemistry by weighing them 14 [ CHAP , I . ELEMENTARY
CHEMISTRY .
... relative * If the student is not familiar with the connection between mass and
weight he ought to consult a treatise on physics . masses of substances are
determined in chemistry by weighing them 14 [ CHAP , I . ELEMENTARY
CHEMISTRY .
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acid action added alkali aqueous solution atomic weight basic bismuth bodies bromine called carbon chemical change chlorine combining weight composed composition compounds contain copper decomposed definite Demy determined dioxide directly dissolves easily Edited elements energy equal erbium exist experiment expressed formula gaseous molecules gases given grams haloid heat hydrated hydrides hydrogen hydroxides interact iodine iron kinds of matter known lead less liquid magnesium marked mass meaning mercury metals method mixture molecular weight molecule negative nitric nitrogen Notes obtained occur oxide oxidised oxygen passed phosphorus physical placed positive potash potassium prepared present probably produced properties quantity ratio reacting weight reactions regarding relations relative remains represented salts separated shew silver similar sodium solid solution specific substances sulphide sulphur sulphuric acid temperature term theory values vols volume whole