Chemistry The compounds formed when hydrogen combines with p-block elements are called Ionic hydrides Metallic hydrides Molecular hydrides Polynuclear hydrides Ionic hydrides Metallic hydrides Molecular hydrides Polynuclear hydrides ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following acids is used in battery ? Sulphurous acid Hydrochloric acid Hydrofluoric acid Sulphuric acid Sulphurous acid Hydrochloric acid Hydrofluoric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carborundum is another name of Silicon carbide Calcium oxide Calcium carbide Silicon oxide Silicon carbide Calcium oxide Calcium carbide Silicon oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The presence of ozone in the stratosphere is responsible for Checking the penetration of ultra-violet rays to the earth Higher rate of photosynthesis Supplying oxygen for people travelling in jets Increasing the average global temperature in recent years Checking the penetration of ultra-violet rays to the earth Higher rate of photosynthesis Supplying oxygen for people travelling in jets Increasing the average global temperature in recent years ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who first published the periodic table Julius Lothar Meyer John Dalton Dmitri Mendeleev Henry Moseley Julius Lothar Meyer John Dalton Dmitri Mendeleev Henry Moseley ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a lead storage battery is discharged, SO2 is evolved Lead sulphate is consumed Lead is formed Sulphuric acid is consumed SO2 is evolved Lead sulphate is consumed Lead is formed Sulphuric acid is consumed ANSWER DOWNLOAD EXAMIANS APP
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