Modern inorganic chemistry

116 HYDROGEN ATOMIC HYDROGEN If a high voltage electric discharge is passed through hydrogen at low pressure, a small fraction o ...

HYDROGEN 117 TESTS FOR HYDROGEN In general, hydrogen itself (and compounds containing hydrogen) when oxidised by heating with ox ...

118 HYDROGEN Outline one method for the manufacture of hydrogen from either crude oil or natural gas. State two important uses ...

Groups I and II (Lithium, sodium, potassium, rubidium, caesium; beryllium, magnesium, calcium, strontium, barium) THE ELEMENTS G ...

120 GROUPS I AND Table 6.1 SELECTED PROPERTIES OF THE ELEMENTS Element Li Na K Rb Cs Be Mg Ca Sr Ba Atomic number 3 11 19 37 55 ...

GROUPS! AND II 121 FORMATION OF IONS We note first that the elements are all electropositive, having relatively low ionisation e ...

122 GROUPS I AND II charge, has also some peculiar properties in solution, which are examined later (p. 134). OCCURRENCE AND EXT ...

Chlorine GROUPS I AND II 123 Sodium "Puddle-rod Cathode Gauze diaphragm Figure 6,1. The Dowis cell if necessary by the puddle-ro ...

124 GROUPS I AND II Beryllium is added to copper to produce an alloy with greatly increased wear resistance; it is used for curr ...

GROUPS I AND II 125 REACTIONS OF THE METALS In general, the metals of Groups I and II can combine, more or less readily, with ma ...

126 GROUPS I AND II The alkali metals have the interesting property of dissolving in some non-aqueous solvents, notably liquid a ...

GROUPS I AND II 127 This reaction is due to the very strong basic property of the hydride ion H~ which behaves as a powerful pro ...

128 GROUPS I AND II As a consequence of the high ionisation energy of beryllium its halides are essentially covalent, with compa ...

GROUPS I AND II 129 (jroup 1 contd Element Li Chlorides Hydrated deliquescent Na K Anhydrous Rb Cs Heat of formation increasing ...

130 GROUPS! AND II acids to give salts; beryllium oxide is inert and almost insoluble in water or in acids. Group 1 elements, ex ...

GROUPS I AND II 131 + CO 2 -*HCOJ The reaction between Ca(OH) 2 + CO 2 to produce sparingly soluble CaCO 3 is the common test fo ...

132 GROUPS) AND I! THE CARBONATES AND HYDROGENCARBONATES As with the hydroxides, we find that whilst the carbonates of most meta ...

GROUPS I AND II 133 Some carbonates are important industrial chemicals. Calcium carbonate occurs naturally in several forms, inc ...

134 GROUPS I AND II ABNORMAL PROPERTIES OF LITHIUM AND BERYLLIUM As any group is descended the size of the atom and number of el ...

GROUPS I AND II 135 Table 6.5 SUMMARY OF THE CHEMISTRY OF LITHIUM Li Na K Rb Cs Element Hard metal Soft metals Hydroxide Not a s ...