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The color of b-carotene The color of b-carotene is because of its chromophore of extensively conjugated double bonds. Catalytic hydrogenation would result in addition of hydrog
Rancidification - chemical properties of oils and fats On long storage in contact along with air and moisture, oils and fats develop unlikable smell. The process is termed as r
Why transition elements form interstitial compound
Why a covalent bond is directional? Covalent bond is formed as a result of pairing of two electrons in atomic orbitals of two atoms. Bond then must lie along the direction of
group 14 reaction with oxygen
what the uses of nitro compound in pharmacy
why is electron gain enthalpy of oxygen greater than sulphur?
AS THIS ALKALI METALS HAS LARGE SIZE AND LESS IONISATION ENERGY THEY LOSE THEIR OUTERMOST ELECTRON EASILY. PHOTOELECTRIC EFFECT MEANS EJECTION OF ELECTRONS FROM A METAL WHEN THEY
Q. Show Sulphide Minerals? In these minerals metals are present as their sulphides. For example, iron pyrites (FeS 2 ), calcocite (CU 2 S), chalcopyrite (CuFeS 2 ), zinc blende
Explain the Phase Diagrams - Ternary Systems? A ternary system is one with three components. We can independently vary the temperature, the pressure, and two independent compos
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