Question Detail Human bone does not contain calciumcarbonoxygenphosphorous Answer: Option CExplanation:Human bone contains calcium, carbon, phosphorous. Similar Questions : 1. The gas used for artificial ripening of green fruit is ? ethaneethylenecarbon dioxideacetylene Answer: Option B 2. Which metal is heaviest ? osmiummercuryironnickle Answer: Option A 3. Which is also called Stranger Gas ? XenonNeonArgonNitrous oxide Answer: Option A 4. The substance that contains the maximum amount of nitrogen is ? Ammonium SulphateUreaAmmonium NitrateAmmonium Chloride Answer: Option B 5. What nucleus of atom contains ? protonselectronselectrons and protonsprotons and neutrons Answer: Option D Read more from - Chemistry Questions Answers