Chemistry The main constituent of natural gas is Propane Butane Methane Ethane Propane Butane Methane Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Poison used for killing rats is Magnesium nitride (Mg3N2) Magnesium phosphide (Mg3P2) Calcium phosphide (Ca3P2) Zinc phosphide (Zn3P2) Magnesium nitride (Mg3N2) Magnesium phosphide (Mg3P2) Calcium phosphide (Ca3P2) Zinc phosphide (Zn3P2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atmospheric gas that is mainly responsible for Green House effect : Nitrogen Ozone Carbondioxide Oxygen Nitrogen Ozone Carbondioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Man dies in the atmosphere of CO, because it Dries up the blood Combines with the haemoglobin of blood, thereby making the later incapable of absorbing O2 Combines with O2 present in the body Reduces the organic matter of tissues Dries up the blood Combines with the haemoglobin of blood, thereby making the later incapable of absorbing O2 Combines with O2 present in the body Reduces the organic matter of tissues ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalyst is a substance which Increases the rate of the reaction None of these Decreases the rate of reaction Has no action on the rate of the reaction Increases the rate of the reaction None of these Decreases the rate of reaction Has no action on the rate of the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a Carbonyl group a carbon atom makes double bond with Carbon Oxygen Hydrogen None of these Carbon Oxygen Hydrogen None of these ANSWER DOWNLOAD EXAMIANS APP
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