1. Gun Powder is a mixture of ______ ? Answer: Sulphur, Carbon - TopicsExpress



          

1. Gun Powder is a mixture of ______ ? Answer: Sulphur, Carbon and Nitre 2. Which is the only liquid nonmetal ? Answer: Bromine 3. The first metal used by man was _____ ? Answer: Copper 4. Which is the Most abundant Noble gas in the air ? Answer: Argon 5. Which metal is present in Insulin ? Answer: Zinc 6. Which metal is present in human tears ? Answer: Zinc 7. Which metal is present in chlorophyll ? Answer: Magnesium 8. Which metal is present in Sindur (the sacred material of Hindus) ? Answer: Lead 9. Which metal is present in hemoglobin ? Answer: Iron 10. Which is the Alkali metal used in photovoltaic cell ? Answer: Cesium Hit like nd must Share
Posted on: Fri, 15 Nov 2013 12:53:31 +0000

Trending Topics



Recently Viewed Topics




© 2015