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Hint: An allotrope is a different form of the same element that exhibits distinct physical properties while maintaining the same chemical properties….
Hint: We know that, Tetrahedral Voids: The empty space located between four spheres arranged in a tetrahedral configuration is referred to as…
On electrolysis of dilute sulphuric acid using platinum electrodes, the product obtained at the anode will be: A ) Hydrogen B )…
a. Give chemical tests to distinguish between: 1. Propanol and propanone 2. Benzaldehyde and acetophenone B. Arrange the following compounds in order…
Calculate the temporary and permanent hardness of water sample having the following the following constituents per litre: Ca(HCO3)2=162mg ,MgCl2=95=mg NaCl=585mg , Mg(HCO3)2=73mg…
What happens when: (A) n- butyl chloride is treated with alcoholic KOH. (B) Bromobenzene is treated with Mg in the presence of…
The principle involved in paper chromatography is: A) Adsorption B) Partition C) Solubility D) Volatility Hint: Chromatography is an analytical method used…
Convert Ethanol to But-1-yne. Hint: First, transform the alcohol into a haloalkane. Next, take acetylene and convert it into sodium acetylide. Then,…
Hint: Isomers that have the same molecular formula but differ in the arrangement of carbon atoms in the chain are known as…
The increasing order for the values of e/m (charge/mass) for the electron (e), proton (p), neutron (n) and alpha particle (α) is:…