Elementary Chemistry |
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Page
The Elements of Group VI . . . . . . XXI . The Elements of Group V . . . XXII . The
Elements of Group I . . . XXIII . The Elements of Group VII . . XXIV . The Elements
of Group III . . . . . XXV . The Elements of Group IV . . . XXVI . The Elements of
Group ...
The Elements of Group VI . . . . . . XXI . The Elements of Group V . . . XXII . The
Elements of Group I . . . XXIII . The Elements of Group VII . . XXIV . The Elements
of Group III . . . . . XXV . The Elements of Group IV . . . XXVI . The Elements of
Group ...
Page 23
Those kinds of matter which belong to the hydrogen - class 32 are called
Elements : those which belong to the water - class we shall at present call Not -
Elements . About seventy different kinds of matter belong to the class Elements .
Those kinds of matter which belong to the hydrogen - class 32 are called
Elements : those which belong to the water - class we shall at present call Not -
Elements . About seventy different kinds of matter belong to the class Elements .
Page 24
Most of the elements are heavier , some as much as 20 or 22 times heavier , than
an equal volume of water ; a few are specifically lighter than water . Some are
very good conductors of heat and electricity ; others are practically
nonconductors ...
Most of the elements are heavier , some as much as 20 or 22 times heavier , than
an equal volume of water ; a few are specifically lighter than water . Some are
very good conductors of heat and electricity ; others are practically
nonconductors ...
Page 34
We have already learned that the chemist puts in one class all those distinct
kinds of matter which he has not been able to separate into unlike parts , and
calls them Elements . We now learn that certain Not - Elements are distinct kinds
of ...
We have already learned that the chemist puts in one class all those distinct
kinds of matter which he has not been able to separate into unlike parts , and
calls them Elements . We now learn that certain Not - Elements are distinct kinds
of ...
Page 35
compounds , or mixtures of any of these with other mixtures ; they are all marked
off from elements and compounds by the facts that their properties are , broadly ,
the sums of the properties of their constituents , and their constituents exist in the
...
compounds , or mixtures of any of these with other mixtures ; they are all marked
off from elements and compounds by the facts that their properties are , broadly ,
the sums of the properties of their constituents , and their constituents exist in the
...
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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