Question Detail Human bone does not contain calciumcarbonoxygenphosphorous Answer: Option CExplanation:Human bone contains calcium, carbon, phosphorous. Ad Similar Questions : 1. A catalyst is a substance which increases the activation energyincreases the rate of reaction and increases the equilibrium concentration of productschanges the equilibrium of a reaction so that the concentration of the product increaseshastens the attainment of equilibrium Answer: Option D 2. The Chemical Symbol of Sodium is SoSdNaNu Answer: Option C 3. The metal that is used as a catalyst in the hydrogenation of oils is ? PbNi Cu Pt Answer: Option B 4. The acid generally stored in batteries is Nitric AcidHydrochloric AcidSulphuric AcidAcetic Acid Answer: Option C 5. Identify the wrong statement in the following Atomic radius of the elements increases as one moves down the first group of the periodic tableAtomic radius of the elements decreases as one moves across from left to right in the 2nd period of theAmongst isoelectronic species, smaller the positive charge on the cation, smaller is the ionic radiusAmongst isoelectronic species, greater the negative charge on the anion, larger is the ionic radius Answer: Option C Read more from - Chemistry Questions Answers