Learn-General Science-General Knowledge Bits-In Easy Way For Students.
Q1) What is the heaviest of the naturally occurring Noble gases? Answer: Radon (given the symbol Rn and atomic number 86)
Q2) Aviation fuel for jet airplanes consists of…? Answer: purified kerosene.
Q4) ……is a gas that is commonly used to fill incandescent light bulbs? Answer: Argon
Q5) Brass gets discolored in the air because of the presence of which gases in the air? Answer: Hydrogen sulphide.
Q6) Chlorophyll is a naturally occurring compound in which the central metal atom is …? Answer: magnesium.
Q7) ……..is the longest cell. Answer: Nerve Cell
Q8) Washing soda is the common name for? Answer: Sodium carbonate
Q9) Decibel is the unit for? Answer: Intensity of sound
Q10) Plants absorb dissolved nitrates from soil and convert them into? Answer: ammonia