✔️Important SCIENCE (CHEMISTRY )
✅. Gases used in welding are ?
– Acetylene & Oxygen
✅ Gases used by sea divers for breathing are ?
– Oxygen & Helium
✅. Best sources for Vitamin D are?
– Sunlight & Fish liver
✅Zinc Phosphide is used as?
– Rat Poison
✅. Fuse wire is made up of
– Lead and Tin
✅Purest form of Iron is?
– Wrought Iron
✅ Radium is extracted from .
– Pitchblende
✅ Which agent is as ‘seed’ in artificial rain?
– Silver Iodide
✅. Oxides of metals are .
– Alkaline
✅ During the process of ‘rusting’ , the weight of iron .
–Increases
✅ (metal) is liquid at room temperature.
– Mercury
✅ What is the formula of common salt
– NaCl
✅. What is the maximum number of electrons that a p-orbital can hold
– 6
✅. What is used in fire extinguisher
– Sodium bicarbonate
✅ What is the nature of metal oxides
– Basic
✅. Which gas burns with popping sound
– Hydrogen
✅ Which metal is used for galvanization
– Zinc
✅. What is the nature of bleaching powder
– Oxidising agent
✅ Which is stored in Kerosene
– Sodium
✅ Phenolphthalein gives which color in acidic medium
– Colorless
✅ Which gas is used in cigarette lighters?
– Butane
✅. Biogas chiefly contains .
– Methane
✅. Chemical used as fixer in Photography is .
– Sodium thiosulphate
✅Aspirin is
– Acetyl Salicylic Acid
✅ is also known as ‘Stranger Gas.’
– Xenon
✅ Natural rubber is a polymer derived from .
– Isopren
Important Days of the Year dedicated to Animals
🐧 20 Jan ➖ Penguin Awareness Day
🦓 31 Jan ➖ International Zebra Day
🦝 3rd Saturday of Feb ➖ World Pangolin Day
🎋 27 Feb ➖ International Polar Bear Day
🍃 3 March ➖ World Wildlife Day
🦆20 March ➖ World Sparrow Day
🦔 20 March ➖ Frog Day
🐶 11 Apr ➖ National Pet Day
🐬 14 Apr ➖ Dolphin Day
🐲 24 Apr ➖ World Day for Laboratory Animals
🦅 2nd Saturday of May ➖ International Migratory Bird Day
🦧 15 May ➖ International Kangaroo Care Awareness Day
🐢 23 May ➖ World Turtle Day
🔹 21 June ➖ World Giraffe Day
🐫 22 June ➖ World Camel Day
🐅 29 July ➖ International Tiger Day
🐱 8 August ➖ World Cat Day
🦁 10 August ➖ World Lion Day
🐘 12 August ➖ World Elephant Day
🔰 19 August➖ International Orangutan Day
🔰 3rd Saturday of Sep ➖ International Red Panda Day
🦏 22 Sept ➖ World Rhino Day
🐆 23 Oct ➖ International Snow Leopard Day
🐆 4 Dec ➖ International Cheetah Day
🐒 14 Dec ➖ International Monkey Day.
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