Chemistry In an oxygen molecule, two atoms are united by One bond Four bonds Three bonds Two bonds One bond Four bonds Three bonds Two bonds ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is known as the 'brown coal'? Lignite Coke Bituminous Anthracite Lignite Coke Bituminous Anthracite ANSWER DOWNLOAD EXAMIANS APP
Chemistry When formaldehyde and potassium hydroxide are heated, we get Methyl alcohol Ethyl formate Acetylene Methane Methyl alcohol Ethyl formate Acetylene Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Diamond is lustrous because It is pure It is colourless It is hard Its refractive index is high It is pure It is colourless It is hard Its refractive index is high ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following species has the highest bond order, shortest bond length and maximum bond strength O+2 O2 O-22 O-2 O+2 O2 O-22 O-2 ANSWER DOWNLOAD EXAMIANS APP
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