Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 6, 8, 4 2, 10, 8 2, 8, 8, 2 2, 8, 10 2, 6, 8, 4 2, 10, 8 2, 8, 8, 2 2, 8, 10 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Wax used for making candle is chemically a mixture of Aliphatic hydrocarbons Aromatic hydrocarbons Aliphatic and aromatic hydrocarbons Cyclic hydrocarbons Aliphatic hydrocarbons Aromatic hydrocarbons Aliphatic and aromatic hydrocarbons Cyclic hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant metal in the Earth’s crust is Copper Aluminium Zinc Iron Copper Aluminium Zinc Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of carbon monoxide is Transportation Industrial process Solid waste disposal Fuel combustion Transportation Industrial process Solid waste disposal Fuel combustion ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following substances all carbon atoms are quaternary in nature ? Diamond Graphite Teflon Napthalene Diamond Graphite Teflon Napthalene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the strongest base in aqueous solution ? Ammonia Diethylamine Ethylamine Triethylamine Ammonia Diethylamine Ethylamine Triethylamine ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS