Question Detail Washing soda is ? sodium sulphitesodium bicarbonatesodiun carbonatesodium biosulphite Answer: Option C Ad Similar Questions : 1. The ore which is found in abundance in India is monazite bauxite magnetitefluorspar Answer: Option A 2. Rare gases are mono atomicdi atomictri atomicNone of above Answer: Option AExplanation:Rare gases are mono atomic. 3. Due to rusting the weight of iron DecreasesIncreasesRemains the sameUncertain Answer: Option B 4. Which metal is heaviest ? osmiummercuryironnickle Answer: Option A 5. What is Calcium sulphate ? epsom saltblue vitriolgypsum saltpotash alum Answer: Option C Read more from - Chemistry Questions Answers