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WATER - Coggle Diagram
WATER
PHYSICAL PROPERTIES
MOLECULAR MASS(18.0151 g mol)
MELTING POINT(273K)
BOILING POINT (373K)
DENSITY (1 G CM3)
VISCOSITY (0.8903 CENTIPOISE)
COLOURLESS AND TASTELESS LIQUID
ENTHALPY OF FORMATION (-285.9kT mol)
ENTHALPY OF VAPORISATION (40.66kT mol)
ENTHALPY OF FUSION (6.01 kJ mol)
TEMP. OF MAX DENSITY (276.98K)
WHAT IS WATER?
MAJOR PART OF ALL LIVING ORGANISMS
HUMAN BODY HAVE 60% WATER
PLANTS HAVE 90% WATER
A SOLVENT OF GREAT IMPORTANCE
DISTRIBUTION OF WATER OVER EARTH'S SURFECE IS NOT UNIFORM
CRUCIAL COMPOUND FOR SURVIVAL
STRUCTURE
-HIGH POLAR
-GAS PHASE:BENT SHAPE(104.5 DEGREE)
-O-H BONG LENGTH OF 95.7PM
-CRYSTALLINE FORM IN ICE AS HEXAGONAL FORM
-DENSITY OF ICE LESS THAN WATER
-ICE FORMED ON LAKE DURING WINTER SEASON PROVIDES THERMAL INSULATION
CHEMICAL PROPERTIES
-AMPITOTERIC NATURE
-REDOX REACTION
-HYDROLYSIS REACTION
-HYDRATES REACTION
-HARD AND SOFT WATER
-TEMPORARY HARDNESS
-PERMANENT HARDNESS