Question Detail Washing soda is ? sodium sulphitesodium bicarbonatesodiun carbonatesodium biosulphite Answer: Option C Similar Questions : 1. Which have the maximum density ? WaterBenzeneIceChloroform Answer: Option A 2. The isotope atoms differ in ? number of neutronsatomic numbernumber of electronsatomic weight Answer: Option AExplanation:Important to note that isotope atoms have same atomic number. 3. The ejection of electrons when a metal surface is irradiated is known as Black body radiationPhotoelectric effectZeeman effectAtomic spectrum Answer: Option B 4. Which gas is used in fire extinguishers ? Carbon dioxideNitrogen oxideCarbon monoxideSulpher dioxide Answer: Option A 5. What among following is used to produce artificial rain ? copper oxidecarbon monoxidesilver iodidesilver nitrate Answer: Option C Read more from - Chemistry Questions Answers