by Swarnali | Sep 27, 2020 | Chemistry Bytes
Wood does not melt. Right? We burn wood to produce energy. Wood is a natural composite made up of cellulose, lignin and water. If you heat wood, during the process the water boils first and evaporates. Then the lignin and cellulose. Both lignin and cellulose which are...
by Swarnali | Aug 14, 2020 | Interesting Sci-Facts
One Sunday evening, me and my husband were seating in the balcony and were feeling bored as we can’t go out due to the lockdown. I suggested him to watch a South Indian movie in Amazon Prime. Both of us are a big fan of these Tamil telegu Movie. But, the big...
by Swarnali | Aug 14, 2020 | Interesting Sci-Facts
The purple coloured ink popularly known as voter’s ink applied on the left-hand index finger of the voter in the general elections contains Silver nitrate as the main constituent. Silver nitrate stains the skin on exposure to ultraviolet light. The ink dries out in...
by Swarnali | Aug 14, 2020 | Chemistry Bytes
Silver is a soft, white chemical element with the symbol Ag with atomic number 47. Silver is a soft , white lustrous transition which is found in the earth’s crust in the pure and free elemental form, as an alloy with gold and other metals. It is used for jewellery...
