Chemistry Ultraviolet radiation striking the earth is due to the depletion of Carbon monoxide Oxygen Carbon dioxide Ozone Carbon monoxide Oxygen Carbon dioxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following substance is highly plastic ? Quartz Granite Mica Clay Quartz Granite Mica Clay ANSWER DOWNLOAD EXAMIANS APP
Chemistry A potato tuber has been cut into two halves. A few drops of iodine solution are placed on the cut surface of one of the halves. What colour change will be noticed? From pink to blue-green From brown to orange-red From brown to blue-black From blue to pink From pink to blue-green From brown to orange-red From brown to blue-black From blue to pink ANSWER DOWNLOAD EXAMIANS APP
Chemistry Curd is sour due to presenceof Lactic acid Tartaric acid Oxalic acid Acetic acid Lactic acid Tartaric acid Oxalic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many electrons can be accommodated in d-orbital 10 6 8 3 10 6 8 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in welding broken pieces of iron rails and machine parts? Aluminium sulphate None of these Solder Aluminium powder Aluminium sulphate None of these Solder Aluminium powder ANSWER DOWNLOAD EXAMIANS APP
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