Chemistry Oxygen has (+) oxidation number only in N2O H2O (2) C12O OF2 N2O H2O (2) C12O OF2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following substance is highly plastic ? Granite Mica Clay Quartz Granite Mica Clay Quartz ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bauxite is used as raw material by which industry ? Iron Aluminium Steel Gold Iron Aluminium Steel Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Water vapour Carbon dioxide Carbon monoxide Ozone Water vapour Carbon dioxide Carbon monoxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry Man dies in the atmosphere of CO, because it Reduces the organic matter of tissues Combines with the haemoglobin of blood, thereby making the later incapable of absorbing O2 Dries up the blood Combines with O2 present in the body Reduces the organic matter of tissues Combines with the haemoglobin of blood, thereby making the later incapable of absorbing O2 Dries up the blood Combines with O2 present in the body ANSWER DOWNLOAD EXAMIANS APP
Chemistry The unit of ionic product of water (Kw) is : Mol2 let-1 Mol-1 let-2 Mol2 let-2 Mol-1 let-1 Mol2 let-1 Mol-1 let-2 Mol2 let-2 Mol-1 let-1 ANSWER DOWNLOAD EXAMIANS APP
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