Metals
Metals are lustrous ,malleable and ductile.
Molecules of metals are monoatomic .Metals are electropositive elements .
The metal present in the common salt is sodium.
Sodium is an essential element for our body .
Copper is a good conductor of electricity .
Iron is present in chlorophyll .
Metal used in car battery is lead .
Metal used in crackers is magnesium .
In torch cell the metal used is zinc.
The most abundant metal in earth's crust is aluminium .
The metal which regulates Blood Pressure in human beings is sodium .
The metal related to arthritis is Potassium .
The metal present in insulin is zinc .
The metal with highest melting point is Tungsten .
The most harmful metal to human beings is Lead .
Metals kept under kerosene are sodium ,pottassium ,caresium etc
Iron reacts with oxygen and moisture of air forming iron oxide .
Metal which has highest density is osmium .
Silver,gold and platinum are known as noble metals .
Mercury and gallium are metals which are liquid at room temperature .
Lead is the metal with lowest melting point and it is the most stable element in nature.
Lithium is the lightest metal.Hydrogen is the lightest element .
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