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If molecular mass and atomic mass of sulphur are 256 and 32 respectively, its atomicity is: (1) 2 (2) 8 (3 )4 ( 4)16 Ans: 8
Difference between methanol and ethanol Methanol Ethanol (a) When CH 3 OH is heated on Cu coil it gives formalin like smell.
how alkenes oxidise with potassium
first two groups are metal but why hydrogen is placed in first group
Why Ionic compound does not show the property of space isomerism Ans) Ionic bond is Electrostatic. It is non directional, so Ionic compounds does not represent the property of
transition elements form coloured compound. Why?
Q. Physical Properties of group16? Similar to the groups discussed earlier. The metallic character in Group 16, increases with increasing atomic number. Oxygen and sulphur are
An aqueous solution has a hydroxyl concentration of 1.75 x 10^-7mol/L. Find the concentration of hydrogen ions in this solution.
Sodium alkyl benzene sulphonates Sodium p-dodecyl benzene sulphonate abbreviated as S.D.S. work as a good detergent. It is most broadly used since 1975. These long chai
Q. Objectives of transition elements of the f-block? After studying this unit you should be able to: distinguish between transition and inner-transition elements, d
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