Chemistry The gas that causes suffocation and death when coal or coke is burnt in a closed room is Ethane Methane Carbon monoxide Carbon di-oxide Ethane Methane Carbon monoxide Carbon di-oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid which fails to liberate carbon dioxide from sodium bicarbonate is : Acetic acid Formic acid Carbonic acid Sulphuric acid Acetic acid Formic acid Carbonic acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The green colour seen in firework displays is due to the chloride salt of : Sodium Barium Calcium Strontium Sodium Barium Calcium Strontium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The octane number of zero is assigned to iso-octane n-heptane 3-methyl octane 2-methyl octane iso-octane n-heptane 3-methyl octane 2-methyl octane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The length of double bond is _______ than single bond Of same lenght Shorter Longer None of these Of same lenght Shorter Longer None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is colourless ? Chlorine Oxygen Sulphur Phosphorus Chlorine Oxygen Sulphur Phosphorus ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS