Chemistry In an oxygen molecule, two atoms are united by Three bonds Four bonds Two bonds One bond Three bonds Four bonds Two bonds One bond ANSWER DOWNLOAD EXAMIANS APP
Chemistry Persons working in cement plants and lime stone quarries are prone to disease like Cancer Pneumoconiosis Asthma Silicosis Cancer Pneumoconiosis Asthma Silicosis ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common refrigerant in domestic refrigerator is Freon Nitrogen Neon Oxygen Freon Nitrogen Neon Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: Cu(NO3)2 CuO CuSO4 CuCO3 Cu(OH)2 Cu(NO3)2 CuO CuSO4 CuCO3 Cu(OH)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Laughing gas is Nitrous oxide Nitrogen pentoxide Nitrogen trioxide Nitric oxide Nitrous oxide Nitrogen pentoxide Nitrogen trioxide Nitric oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one element from below list is liquid at room temperature Argon Bromine Lead Zinc Argon Bromine Lead Zinc ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS