Chemistry Which of the following metals occurs in free state ? Zinc Copper Lead Iron Zinc Copper Lead Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'laughing gas' is Nitrogen dioxide Nitric oxide Nitrogen pentoxide Nitrous oxide Nitrogen dioxide Nitric oxide Nitrogen pentoxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal compound commonly found in Sindhoor or Kumkum is based on Lead Zinc Copper Tin Lead Zinc Copper Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one among the following is not a mixture? Brass Steel Graphite Glass Brass Steel Graphite Glass ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name for the compound having formal NaOH is Caustic soda Caustic potash Soda ash Sodium hydroxide Caustic soda Caustic potash Soda ash Sodium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere? Sulphur dioxide Chlorofluorocarbons Carbon dioxide Nitrous oxide Sulphur dioxide Chlorofluorocarbons Carbon dioxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
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