Chemistry The quality of petrol is expressed in terms of Cetane number Octane number Gold number Added unlead compounds Cetane number Octane number Gold number Added unlead compounds ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: CuSO4 Cu(NO3)2 CuCO3 Cu(OH)2 CuO CuSO4 Cu(NO3)2 CuCO3 Cu(OH)2 CuO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contains maximum percentage of carbon ? High speed steel Cast iron Wrought iron Stainless steel High speed steel Cast iron Wrought iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for artificial ripening of green fruit is ethylene ethane acetylene carbon dioxide ethylene ethane acetylene carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to iodise common salt ? Potassium iodate Iodine Potassium iodide Sodium iodide Potassium iodate Iodine Potassium iodide Sodium iodide ANSWER DOWNLOAD EXAMIANS APP
Chemistry When quick lime is added to water No heat change takes place Temperature decreases Heat is liberated Heat is absorbed No heat change takes place Temperature decreases Heat is liberated Heat is absorbed ANSWER DOWNLOAD EXAMIANS APP
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